DATATRONICS TECHNOLOGY, INC. ============================ DISCOVERY LCD Card Type Modem(synchronous/asynchronous) Chip Set Unidentified Maximum Data Rate 28.8Kbps Maximum Fax Rate 14.4Kbps Data Bus External Fax Class Class II Data Modulation Bell 103A/212A Protocol ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 Rockwell V.FC Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29 Protocol Error MNP5, V.42bis Correction/Compression +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------------------------------------------------| | Line out | CN1 | Power switch | SW1 | |----------------------+---------+---------------------+-----| | Line in/leased line | CN2 | LCD panel lock | SW2 | |----------------------+---------+---------------------+-----| | RS-232/422 | CN3 | Voice/data | SW3 | |----------------------+---------+---------------------+-----| | DC power | CN4 | LCD panel | NAV | | | | navigation | | |----------------------+---------+---------------------+-----| | Volume | R1 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) | |------------------------------------------------------------| | LED | Color | Status | Condition | |------+--------+----------+---------------------------------| | MR | Yellow | On | Power is on | |------+--------+----------+---------------------------------| | MR | Yellow | Off | Power is off | |------+--------+----------+---------------------------------| | TR | Yellow | On | DTR signal is high | |------+--------+----------+---------------------------------| | TR | Yellow | Off | DTR signal is low | |------+--------+----------+---------------------------------| | RTS | Yellow | On | RTS signal is high | |------+--------+----------+---------------------------------| | RTS | Yellow | Off | RTS signal is low | |------+--------+----------+---------------------------------| | CTS | Yellow | On | CTS signal is high | |------+--------+----------+---------------------------------| | CTS | Yellow | Off | CTS signal is low | |------+--------+----------+---------------------------------| | AA | Yellow | On | Auto-answer enabled | |------+--------+----------+---------------------------------| | AA | Yellow | Off | Auto-answer disabled | |------+--------+----------+---------------------------------| | AA | Yellow | Blinking | Phone is ringing | |------+--------+----------+---------------------------------| | RL | Yellow | On | Error correction enabled | |------+--------+----------+---------------------------------| | RL | Yellow | Off | Error correction disabled | |------+--------+----------+---------------------------------| | RL | Yellow | Blinking | Error detected | |------+--------+----------+---------------------------------| | RD | Yellow | Blinking | Modem is receiving data | |------+--------+----------+---------------------------------| | RD | Yellow | Off | Modem is not receiving data | |------+--------+----------+---------------------------------| | SD | Yellow | Blinking | Modem is transmitting data | |------+--------+----------+---------------------------------| | SD | Yellow | Off | Modem is not transmitting data | |------+--------+----------+---------------------------------| | CD | Yellow | On | Carrier signal detected | |------+--------+----------+---------------------------------| | CD | Yellow | Off | Carrier signal not detected | |------+--------+----------+---------------------------------| | OH | Yellow | On | Modem is off-hook | |------+--------+----------+---------------------------------| | OH | Yellow | Off | Modem is on-hook | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | ANSWER TONE DETECTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %In [cmds] | |--------------+---------------------------------------------| | Description: | Controls answer tone detection | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | %I0 | Answer tone detection enabled | |----------------+-------------------------------------------| | %I1 | Answer tone detection disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO REDIAL INTERVAL TIMES | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S19=n [cmds] | |-------------+----------------------------------------------| | Default | 2 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Unidentified | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE FALLBACK CHARACTER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %An [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used as the | | | auto-reliable fallback character. %A0 will | | | disable this function | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE TIME BUFFER CONFIGURATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Cn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the handling of incoming data | | | during auto-reliable time period | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \CO | Data is discarded | |--------------+---------------------------------------------| | \C1 | Data is buffered | |--------------+---------------------------------------------| | \C2 | Data is discarded, resets to \C1 on receipt | | | of autoreliable fallback character | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %En | |--------------+---------------------------------------------| | Description: | Selects auto-retrain mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %E0 | Auto-retrain disabled | |--------------+---------------------------------------------| | %E1 | Three auto-retrains attempted then hang up | | | for 2400bps and above enabled | |--------------+---------------------------------------------| | i %E2 | Three auto-retrains attempted then hang up | | | for 2400bps and above enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S14 | |------------------------------------------------------------| | Format | AT [cmds] S14=n [cmds] | |--------------+---------------------------------------------| | Default: | 136 | |--------------+---------------------------------------------| | Range: | 0-254 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls echo, result codes, result code | | | display, dumb mode, dial mode, dumb modem | | | and answer/originate mode | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Not used | |------+-------+---------------------------------------------| | 1 | i 0 | Command echo disabled | | | | | | | 1 | Command echo enabled | |------+-------+---------------------------------------------| | 2 | i 0 | Result codes enabled | | | | | | | 1 | Result codes disabled | |------+-------+---------------------------------------------| | 3 | 0 | Display result codes in numeric format | | | | | | | i 1 | Display result codes in verbose format | |------+-------+---------------------------------------------| | 4 | i 0 | Smart mode | | | | | | | 1 | Dumb mode | |------+-------+---------------------------------------------| | 5 | i 0 | Tone dial enabled | | | | | | | 1 | Pulse dial enabled | |------+-------+---------------------------------------------| | 6 | i 0 | Smart modem | | | | | | | 1 | Dumb modem | |------+-------+---------------------------------------------| | 7 | 0 | Answer mode enabled | | | | | | | i 1 | Originate mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S21 | |------------------------------------------------------------| | Format: | AT [cmds] S20=n [cmds] | |------------------+-----------------------------------------| | Default: | 176 | |------------------+-----------------------------------------| | Range: | 0-187 | |------------------+-----------------------------------------| | Description: | Controls jack type, DSR, DTR, DCD and | | | disconnect options | |------------------------------------------------------------| | Bit | Value | Function | |----------+-----------+-------------------------------------| | 0 | i 0 | RJ-11/41S/45S | | | | | | | 1 | RJ12-12/13 | |------------------------------------------------------------| | 1 | i 0 | DSR forced high | | | | | | | 1 | DSR normal | |--------------+---------+-----------------------------------| | 2 | 0 | Not used | |--------------+---------+-----------------------------------| | 4, 3 | 00 | Ignore DTR | | | | | | | 01 | Go to command mode on low DTR | | | | | | | i 10 | Hang up on low DTR | | | | | | | 11 | Initialize on low DTR | |--------------+---------+-----------------------------------| | 5 | 0 | DCD forced high | | | | | | | i 1 | Normal operation | |--------------+---------+-----------------------------------| | 7, 6 | 00 | Special disconnect disabled | | | | | | | 01 | Long space disconnect enabled | | | | | | | i 10 | Clear down disconnect enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S22 | |------------------------------------------------------------| | Format | AT [cmds] S22=n [cmds] | |--------------+---------------------------------------------| | Default: | 118 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Unit: | Bit-mapped. | |--------------+---------------------------------------------| | Description: | Controls volume and speaker settings, | | | result codes, and make/break pulse ratio | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 1, 0 | 00 | Lowest volume setting | | | | | | | 01 | Low volume setting | | | | | | | i 10 | Medium volume setting | | | | | | | 11 | Highest volume setting | |------+-------+---------------------------------------------| | 3, 2 | 00 | Speaker disabled | | | | | | | i 01 | Speaker enabled until carrier signal | | | | detected | | | 10 | | | | | Speaker enabled | | | 11 | | | | | Speaker enabled until carrier signal | | | | detected, but disable during dialing | |------+-------+---------------------------------------------| | 6, 5 | 000 | Numeric result codes enabled | | ,4 | | | | | 001 | Verbose result codes enabled | | | | | | | 010 | Dialtone detection enabled | | | | | | | 011 | Busy tone detection enabled | | | | | | | i 100 | Busy and dialtone detection enabled | |------+-------+---------------------------------------------| | 7 | i 0 | 39/61ms at 10pps (North America) | | | | | | | 1 | 33/67ms at 10pps (Europe) | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S24 | |------------------------------------------------------------| | Format: | AT [cmds] S24=n [cmds] | |-----------------+------------------------------------------| | Default: | 0 | |-----------------+------------------------------------------| | Range: | 0-7 | |-----------------+------------------------------------------| | Description: | Controls V.25bis options | |------------------------------------------------------------| | Bit | Value | Function | |---------+--------+-----------------------------------------| | 0 | i 0 | V.25bis disabled | | | | | | | 1 | V.25bis enabled | |------------------------------------------------------------| | 1 | i 0 | V.25bis asynchronous enabled | | | | | | | 1 | V.25bis synchronous enabled | |-------------+-----+----------------------------------------| | 2 | i 0 | V.25bis HDLC enabled | | | | | | | 1 | V.25bis bisynchronous enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format: | AT [cmds] S27=n [cmds] | |------------------+-----------------------------------------| | Default: | 0 | |------------------+-----------------------------------------| | Range: | 0-236 | |------------------+-----------------------------------------| | Description: | Controls synchronous mode, pulse dial | | | speed, clock source, and data protocol | |------------------------------------------------------------| | Bit | Value | Function | |-----------+----------+-------------------------------------| | 2, 1, 0 | i 000 | Asynchronous operation | | | | | | | 001 | Synchronous mode 1 operation | | | | | | | 010 | Synchronous mode 2 operation | | | | | | | 011 | Synchronous mode 3 operation | | | | | | | 100 | Asynchronous dial | |------------------------------------------------------------| | 3 | i 0 | Standard pulse dial enabled | | | | | | | 1 | Fast pulse dial enabled | |--------------+---------+-----------------------------------| | 5, 4 | i 00 | Local DCE transmit clock enabled | | | | | | | 01 | Local DTE transmit clock enabled | | | | | | | 10 | Remote DCE transmit enabled | |--------------+---------+-----------------------------------| | 7, 6 | i 00 | V.21, V.22, V.32 enabled | | | | | | | 01 | Bell 103A/212A | | | | | | | 10 | V.23 back channel | | | | | | | 11 | V.23 main channel | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S29 | |------------------------------------------------------------| | Format: | AT [cmds] S29=n [cmds] | |----------------+-------------------------------------------| | Default: | 3 | |----------------+-------------------------------------------| | Range: | 31 | |----------------+-------------------------------------------| | Description: | Controls data bits, parity and stop bits | |------------------------------------------------------------| | Bit | Value | Function | |----------+---------------+---------------------------------| | 1, 0 | 00 | 5 data bits | | | | | | | 01 | 6 data bits | | | | | | | 10 | 7 data bits | | | | | | | i 11 | 8 data bits | |------------------------------------------------------------| | 3, 2 | i 00 | No parity | | | | | | | 01 | Space parity | | | | | | | 10 | Even parity | | | | | | | 11 | Odd parity | |-------------+----------------------+-----------------------| | 4 | i 0 | 1 stop bit | | | | | | | 1 | 2 stop bits | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S32 | |------------------------------------------------------------| | Format: | AT [cmds] S32=n [cmds] | |-----------------+------------------------------------------| | Default: | 17 | |-----------------+------------------------------------------| | Range: | 0-191 | |-----------------+------------------------------------------| | Description: | Controls ring, call back security, | | | hardware data security, message working | | | bit, V.32 forward/backward link, &Z/@Z | | | working bit and line used | |------------------------------------------------------------| | Bit | Value | Function | |----------+--------+----------------------------------------| | 0 | 0 | Ring disabled | | | | | | | i 1 | Ring enabled | |------------------------------------------------------------| | 1 | i 0 | Call back security disabled | | | | | | | 1 | Call back security enabled | |--------------+------+--------------------------------------| | 2 | i 0 | Hardware data security disabled | | | | | | | 1 | Hardware data security enabled | |--------------+------+--------------------------------------| | 3 | i 0 | Open message working bit | | | | | | | 1 | Close message working bit | |--------------+------+--------------------------------------| | 4 | 0 | V.32 forward/backward link disabled | | | | | | | i 1 | V.32 forward/backward link enabled | |--------------+------+--------------------------------------| | 5 | i 0 | &Z working bit enabled | | | | | | | 1 | @Z working bit enabled | |--------------+------+--------------------------------------| | 7, 6 | i 00 | Switched line enabled | | | | | | | 01 | 2 wire leased line enabled | | | | | | | 10 | 4 wire leased line enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S34 | |------------------------------------------------------------| | Format: | AT [cmds] S34=n [cmds] | |----------------+-------------------------------------------| | Default: | 0 | |----------------+-------------------------------------------| | Range: | 0-63 | |----------------+-------------------------------------------| | Description: | Controls V.32 TCM/QAM, DTR dump | | | recognition, RLSD level, asynchronous and | | | soft reset | |------------------------------------------------------------| | Bit | Value | Function | |---------+-------+------------------------------------------| | 0 | i 0 | Enable trellis code modulation | | | | | | | 1 | Enable quadratic amplitude modulation | |------------------------------------------------------------| | 1 | i | Recognize DTR dump in handshaking | | | 0 | | | | | Ignore DTR dump in handshaking | | | 1 | | |-------------+----+-----------------------------------------| | 3, 2 | i | RLSD on at, -43dbm off at -48dbm | | | 00 | | | | | RLSD on at, -33dbm off at -38dbm | | | 01 | | | | | RLSD on at, -26dbm off at -31dbm | | | 10 | | | | | RLSD on at, -16dbm off at -21dbm | | | 11 | | |-------------+----+-----------------------------------------| | 5, 4 | i | Normal AT&F ATZ | | | 00 | | | | | Quick ATZ.2 | | | 01 | | | | | Quick AT&F ATZ | | | 10 | | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S35 | |------------------------------------------------------------| | Format: | AT [cmds] S35=n [cmds] | |-----------------+------------------------------------------| | Default: | 15 | |-----------------+------------------------------------------| | Range: | 0-232 | |-----------------+------------------------------------------| | Description: | Controls Power on auto dial | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 3, 2, 1, | 0000 | STN for power on auto dial | | 0 | | | | | i | Power on auto dial disabled | | | 1000 | | |------------------------------------------------------------| | 5, 4 | i | Restore all disabled | | | 00 | | | | | Switched line simulates leased line | | | 01 | enabled | | | | | | | 10 | Switched line back up enabled | |--------------+-----+---------------------------------------| | 6 | i 0 | Single phone system enabled | | | | | | | 1 | Multiple phone systems enabled | |--------------+-----+---------------------------------------| | 7 | i 0 | Disconnect reset disabled | | | | | | | 1 | Disconnect reset enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S39 | |------------------------------------------------------------| | Format: | AT [cmds] S39=n [cmds] | |----------------+-------------------------------------------| | Default: | 153 | |----------------+-------------------------------------------| | Range: | 0-253 | |----------------+-------------------------------------------| | Description: | Controls compression, auto retrain answer | | | tone check, compromise equalizer and | | | detect phase | |------------------------------------------------------------| | Bit | Value | Function | |---------+-------+------------------------------------------| | 0 | 0 | Data compression disabled | | | | | | | i 1 | Data compression enabled | |------------------------------------------------------------| | 2, 1 | 00 | Auto retrain disabled | | | | | | | i | Auto retrain on same speed | | | 01 | | | | | Auto retrain with speed change | | | 10 | | |-------------+----+-----------------------------------------| | 4, 3 | 00 | Disabled | | | | | | | 01 | Transmit only | | | | | | | 10 | Receive only | | | | | | | i | Transmit and receive | | | 11 | | |-------------+----+-----------------------------------------| | 5 | i | Answer tone check enabled | | | 0 | | | | | Answer tone check disabled | | | 1 | | |-------------+----+-----------------------------------------| | 6 | i | Compromise equalizer enabled | | | 0 | | | | | Compromise equalizer disabled | | | 1 | | |-------------+----+-----------------------------------------| | 7 | 0 | Detect phase disabled | | | | | | | i | Detect phase enabled | | | 1 | | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S40 | |------------------------------------------------------------| | Format: | AT [cmds] S40=n [cmds] | |-----------------+------------------------------------------| | Default: | 0 | |-----------------+------------------------------------------| | Range: | 0-33 | |-----------------+------------------------------------------| | Description: | Controls remote access and remote access | | | security | |------------------------------------------------------------| | Bit | Value | Function | |---------+----------+---------------------------------------| | 0 | i 0 | Remote access disabled | | | | | | | 1 | Remote access enabled | |------------------------------------------------------------| | 4, 3, 2, 1 | 0000 | Not used | |--------------+-------+-------------------------------------| | 5 | i 0 | Remote access security disabled | | | | | | | 1 | Remote access security enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S43 | |------------------------------------------------------------| | Format: | AT [cmds] S43=n [cmds] | |----------------+-------------------------------------------| | Default: | 19 | |----------------+-------------------------------------------| | Range: | 0-155 | |----------------+-------------------------------------------| | Description: | Controls MNP block size, dictionary size | | | and data buffer | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------+-----------------------------------------| | 1, 0 | 00 | Maximum MNP block size 64 characters | | | | | | | 01 | Maximum MNP block size 128 characters | | | | | | | 10 | Maximum MNP block size 192 characters | | | | | | | i 11 | Maximum MNP block size 256 characters | |------------------------------------------------------------| | 2 | 0 | Not used | |-------------+-----+----------------------------------------| | 4, 3 | 00 | Maximum dictionary size 512 entries | | | | | | | 01 | Maximum dictionary size 1024 entries | | | | | | | i | Maximum dictionary size 2048 entries | | | 10 | | | | | Maximum dictionary size 4048 entries | | | 11 | | |-------------+-----+----------------------------------------| | 5 | 0 | Not used | |-------------+-----+----------------------------------------| | 7, 6 | i | Disable data buffer | | | 00 | | | | | Set buffer to 4 seconds, 200 | | | 01 | characters or SYN character detected | | | | then switch to normal connection | | | 10 | | | | | Data buffer disabled, switch to normal | | | | connection | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S44 | |------------------------------------------------------------| | Format: | AT [cmds] S44=n [cmds] | |-----------------+------------------------------------------| | Default: | 0 | |-----------------+------------------------------------------| | Range: | 140 | |-----------------+------------------------------------------| | Description: | Controls echo, flow control and serial | | | port speed. | |------------------------------------------------------------| | Bit | Value | Function | |----------+--------+----------------------------------------| | 2 | i 0 | On line data echo disabled | | | | | | | 1 | On line data echo enabled | |------------------------------------------------------------| | 3 | i 0 | Modem port flow control disabled | | | | | | | 1 | Modem port flow control enabled | |--------------+-----+---------------------------------------| | 6, 5, 4 | 000 | Not used | |--------------+-----+---------------------------------------| | 7 | i 0 | Serial port speed locked | | | | | | | 1 | Serial port speed follows connection | | | | speed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S45 | |------------------------------------------------------------| | Format: | AT [cmds] S45=n [cmds] | |-----------------+------------------------------------------| | Default: | 101 | |-----------------+------------------------------------------| | Range: | 253 | |-----------------+------------------------------------------| | Description: | Controls break control, link type, DTE | | | speed and mode | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 2, 1, 0 | 000 | Enter command mode, do not send break | | | | | | | 001 | Clear buffer, send break immediately | | | | | | | 010 | Enter command mode, do not send break | | | | | | | 011 | Do not clear buffer, send break | | | | immediately | | | 100 | | | | | Enter command mode, do not send break | | | i 101 | | | | | Send break with transmitted data | |------------------------------------------------------------| | 3 | i 0 | Stream link enabled | | | | | | | 1 | Block link enabled | |--------------+-------+-------------------------------------| | 4 | i 0 | DTE speed follows connect speed | | | | | | | 1 | DTE speed locked | |--------------+-------+-------------------------------------| | 7, 6, 5 | 000 | Normal mode | | | | | | | 001 | Direct mode | | | | | | | 010 | MNP mode | | | | | | | i 011 | Auto reliable mode | | | | | | | 100 | LAPM mode | | | | | | | 101 | LAPM with fallback to normal mode | | | | | | | 110 | LAPM with fallback to MNP mode | | | | | | | 111 | MNP with fallback to normal mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S46 | |------------------------------------------------------------| | Format: | AT [cmds] S46=n [cmds] | |----------------+-------------------------------------------| | Default: | 75 | |----------------+-------------------------------------------| | Range: | 0-238 | |----------------+-------------------------------------------| | Description: | Controls flow control, ring indicate and | | | result codes | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------+-----------------------------------------| | 2, 1, 0 | 000 | Flow control disabled | | | | | | | 001 | XON/XOFF flow control enabled | | | | | | | 010 | Unidirectional hardware flow control | | | | enabled | | | i 011 | | | | | Bidirectional hardware flow control | | | 100 | enabled | | | | | | | 101 | Unidirectional XON/XOFF flow control | | | | enabled | | | 110 | | | | | CTS low until connect, then CTS | | | | unidirectional flow control enabled | | | | | | | | CTS low until connect, then RTS/CTS | | | | flow control enabled | |------------------------------------------------------------| | 3 | 0 | Ring indicate after handshaking | | | | enabled | | | i 1 | | | | | Ring indicate after handshaking | | | | disabled | |-------------+------+---------------------------------------| | 6, 5, 4 | 000 | V.42/MNP result code disabled | | | | | | | 001 | V.42/MNP4 and DTE speed result codes | | | | enabled | | | 010 | | | | | V.42/MNP4 and DCE speed result codes | | | 011 | enabled | | | | | | | i | V.42bis/MNP5 and DTE speed result | | | 100 | codes enabled | | | | | | | 101 | V.42bis/MNP5 and DCE speed result | | | | codes enabled | | | 110 | | | | | V.42bis/MNP5 and DTE debug codes | | | | enabled | | | | | | | | V.42bis/MNP5 and DCE debug codes | | | | enabled | |-------------+------+---------------------------------------| | 7 | i 0 | Flow control character trapped | | | | | | | 1 | Flow control character passed through | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S53 | |------------------------------------------------------------| | Format: | AT [cmds] S53=n [cmds] | |-----------------+------------------------------------------| | Default: | 56 | |-----------------+------------------------------------------| | Range: | 0-56 | |-----------------+------------------------------------------| | Description: | Controls ring indicate reset timer, V.25 | | | calling tone and T30 calling tone | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-----------+------------------------------------| | 3, 2, 1, | i 1000 | Ring indicate reset timer | | 0 | | | |------------------------------------------------------------| | 4 | 0 | V.25 calling tone disabled | | | | | | | i 1 | V.25 calling tone enabled | |--------------+-------------+-------------------------------| | 5 | 0 | T30 calling tone disabled | | | | | | | i 1 | T30 calling tone enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK SEND | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Default: | 3 | |--------------+---------------------------------------------| | Range: | 0-9 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Sends break to modem | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |-----------------+------------------------------------------| | Format: | AT [cmds] \Kn [cmds] | |-----------------+------------------------------------------| | Description: | Configures action of break signal | |------------------------------------------------------------| | Command | Break from DTE | |------------------------------------------------------------| | \K0 | Online command mode enabled, send no break to | | | remote modem | |-----------+------------------------------------------------| | \K1 | Break sent to remote modem and buffers cleared | |-----------+------------------------------------------------| | \K2 | Online command mode enabled, send no break to | | | remote modem | |-----------+------------------------------------------------| | \K3 | Send break to remote modem immediately | |-----------+------------------------------------------------| | \K4 | Online command mode enabled, send no break to | | | remote modem | |-----------+------------------------------------------------| | \K5 | Send break with transmitted data | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALL BACK DELAY TIMER | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S31=n [cmds] | |-------------+----------------------------------------------| | Default | 10 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | 1 second | |-------------+----------------------------------------------| | Description | Controls call back delay | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALLBACK NUMBER | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] @Zn=xxx [cmds] | |-------------+----------------------------------------------| | Default | None | |-------------+----------------------------------------------| | Description | Stores numbers to be called back during | | | callback operation. N is a memory location | | | from 0-9 and xxx is a combination of the | | | number and up to 49 dial modifiers. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALLBACK PASSWORD | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] @Wn=xxxxxxxxxx [cmds] | |-------------+----------------------------------------------| | Default | None | |-------------+----------------------------------------------| | Range | A-Z, a-z,0-9 | |-------------+----------------------------------------------| | Unit | ASCII string | |-------------+----------------------------------------------| | Description | Stores callback password (n is password and | | | xxxxxxxxxx is up to ten characters) | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALLBACK SECURITY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] @An [cmds] | |--------------+---------------------------------------------| | Description: | Modem returns call to previously stored | | | number | |------------------------------------------------------------| | Command | Function | |----------------------+-------------------------------------| | i @A0 | Callback security disabled | |----------------------+-------------------------------------| | @A1 | Callback security enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALL BACK SECURITY DELAY | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] @Dn [cmds] | |-------------+----------------------------------------------| | Default | 30 | |-------------+----------------------------------------------| | Range | 1-255 | |-------------+----------------------------------------------| | Unit | 1 second | |-------------+----------------------------------------------| | Description | Sets length of wait before dialing stored | | | callback security phone number | +------------------------------------------------------------+ +------------------------------------------------------------+ | CARRIER DETECT TIMER | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S17=n [cmds] | |-------------+----------------------------------------------| | Default | 10 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Unidentified | +------------------------------------------------------------+ +------------------------------------------------------------+ | CLOSING MESSAGE | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] @Gxxx [cmds] | |-------------+----------------------------------------------| | Default | THANK YOU! YOU WILL BE CALLED BACK! | |-------------+----------------------------------------------| | Range | Up to 60 characters | |-------------+----------------------------------------------| | Unit | ASCII | |-------------+----------------------------------------------| | Description | Stores a closing message | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION PASSWORD SECURITY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] @En [cmds] | |--------------+---------------------------------------------| | Description: | Requires correct password to be included in | | | dial command string | |------------------------------------------------------------| | Command | Function | |-----------------------+------------------------------------| | i @E0 | Password security disabled | |-----------------------+------------------------------------| | @E1 | Password security enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %Cn | |--------------+---------------------------------------------| | Description: | Selects data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled | |--------------+---------------------------------------------| | i %C1 | MNP5 and V.42bis enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Description: | Sets connect mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Normal mode enabled | |--------------+---------------------------------------------| | \N1 | Direct mode enabled | |--------------+---------------------------------------------| | \N2 | MNP reliable mode only enabled | |--------------+---------------------------------------------| | i \N3 | V.42 and MNP modes enabled | |--------------+---------------------------------------------| | \N4 | V.42bis and V.42 modes enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION PASSWORD | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] @Pxxxxxxxxx [cmds] | |-------------+----------------------------------------------| | Default | None | |-------------+----------------------------------------------| | Range | A-Z,a-z,0-9,*,# | |-------------+----------------------------------------------| | Unit | ASCII string | |-------------+----------------------------------------------| | Description | Stores password required by command string | | | password security option of up to nine | | | characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SPEED UPPER LIMIT | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %Bn [cmds] | |--------------+---------------------------------------------| | Description: | Selects the current DCE speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i %B0 | Line speed sets maximum serial port speed | |--------------+---------------------------------------------| | %B300 | 300bps | |--------------+---------------------------------------------| | %B600 | 600bps | |--------------+---------------------------------------------| | %B1200 | 1200bps | |--------------+---------------------------------------------| | %B2400 | 2400bps | |--------------+---------------------------------------------| | %B4800 | 4800bps | |--------------+---------------------------------------------| | %B7200 | 7200bps | |--------------+---------------------------------------------| | %B9600 | 9600bps | |--------------+---------------------------------------------| | %B12000 | 12.0Kbps | |--------------+---------------------------------------------| | %B16800 | 16.8Kbps | |--------------+---------------------------------------------| | %B14400 | 14.4Kbps | |--------------+---------------------------------------------| | %B19200 | 19.2Kbps | |--------------+---------------------------------------------| | %B21600 | 21.6Kbps | |--------------+---------------------------------------------| | %B24000 | 24.0Kbps | |--------------+---------------------------------------------| | %B26400 | 26.4Kbps | |--------------+---------------------------------------------| | %B28800 | 28.8Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAL TONE DETECT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] W [cmds] | |--------------+---------------------------------------------| | Description: | Requires a continuous three second dial | | | tone before dialing | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY CALLBACK SETTINGS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] @Vn [cmds] | |--------------+---------------------------------------------| | Description: | Displays passwords, messages and phone | | | numbers stored in memory | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | @V0 | Display stored callback security passwords | |---------------+--------------------------------------------| | @V1 | Display stored callback security phone | | | numbers | |---------------+--------------------------------------------| | @V2 | Display opening and closing messages | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY PASSWORDS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] @Fn [cmds] | |--------------+---------------------------------------------| | Description: | Displays callback security and remote | | | access passwords | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTR DELAY | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S25=n [cmds] | |-------------+----------------------------------------------| | Default | 5 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | 1 second | |-------------+----------------------------------------------| | Description | Sets length of time modem ignores DTR change | +------------------------------------------------------------+ +------------------------------------------------------------+ | DUMB MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] @In [cmds] | |--------------+---------------------------------------------| | Description: | Controls smart and dumb modes | |------------------------------------------------------------| | Command | Function | |-------------------------+----------------------------------| | i @I0 | Smart mode | |-------------------------+----------------------------------| | @I1 | Dumb mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Qn [cmds] | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \Q0 | Flow control disabled | |--------------+---------------------------------------------| | \Q1 | XON/XOFF flow control enabled | |--------------+---------------------------------------------| | \Q2 | CTS flow control to DTE enabled | |--------------+---------------------------------------------| | i \Q3 | RTS/CTS flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem port flow control | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \G0 | Flow control disabled | |--------------+---------------------------------------------| | \G1 | Flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | HANG UP DELAY | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S38=n [cmds] | |-------------+----------------------------------------------| | Default | 0 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Sets time before forced hang up, n=255 | | | disables | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S47=n [cmds] | |-------------+----------------------------------------------| | Default | 0 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Sets time modem waits before disconnecting | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE DIALUP BACKUP TIMES | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S13=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | After leased line failure, modem attempts | | | to reconnect after specified delay | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE DIALUP BACKUP TIMER | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S15=n [cmds] | |-------------+----------------------------------------------| | Default | 5 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Unidentified | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE RETRY | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] -Bn [cmds] | |-------------+----------------------------------------------| | Range | Unidentified | |-------------+----------------------------------------------| | Unit | Retries | |-------------+----------------------------------------------| | Description | Controls the number of times a leased line | | | connection is attempted | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL LEVEL | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %L [cmds] | |--------------+---------------------------------------------| | Description: | Returns received line signal level | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE TRANSMIT LEVEL | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S51=n [cmds] | |-------------+----------------------------------------------| | Default | 10 | |-------------+----------------------------------------------| | Range | 0-31 | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Sets leased line transmit level | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] @Yn [cmds] | |--------------+---------------------------------------------| | Description: | Selects line type | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | i @Y0 | Switched line operation | |---------------+--------------------------------------------| | @Y1 | Switched line operation emulates leased | | | line operation | |---------------+--------------------------------------------| | @Y2 | Leased line with switched line backup | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOCK DCE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Hn [cmds] | |--------------+---------------------------------------------| | Description: | Controls DCE speed | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | %H0 | DCE speed not locked | |----------------+-------------------------------------------| | %H1 | DCE speed locked | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOCK SERIAL PORT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Jn [cmds] | |--------------+---------------------------------------------| | Description: | Sets operation of serial port speed | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \J0 | Serial speed locked | |--------------+---------------------------------------------| | \J1 | Serial speed follows connect speed | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \An [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum transmittable block size | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \A0 | MNP block size is 64 characters | |--------------+---------------------------------------------| | \A1 | MNP block size is 128 characters | |--------------+---------------------------------------------| | \A2 | MNP block size is 192 characters | |--------------+---------------------------------------------| | i \A3 | MNP block size is 256 characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | OPENING MESSAGE | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] @Oxxx [cmds] | |-------------+----------------------------------------------| | Default | PLEASE ENTER CALL BACK PASSWORD | |-------------+----------------------------------------------| | Range | Up to 60 characters | |-------------+----------------------------------------------| | Unit | ASCII string | |-------------+----------------------------------------------| | Description | Stores an opening message | +------------------------------------------------------------+ +------------------------------------------------------------+ | PROTOCOL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Vn [cmds] | |--------------+---------------------------------------------| | Description: | Controls protocol used | |------------------------------------------------------------| | Command | Function | |-----------------+------------------------------------------| | -V0 | V.34 auto | |-----------------+------------------------------------------| | -V1 | V.FC auto | |-----------------+------------------------------------------| | -V3 | V.32bis auto | |-----------------+------------------------------------------| | -V4 | V.34/V.FC/V.32bis | |-----------------+------------------------------------------| | -V5 | V.34 only | |-----------------+------------------------------------------| | -V6 | V.FC only | |-----------------+------------------------------------------| | -V7 | V.32bis only | +------------------------------------------------------------+ +------------------------------------------------------------+ | PROTOCOL | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S54=n [cmds] | |--------------+---------------------------------------------| | Description: | Controls protocol used | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | i S54=0 | V.34 auto mode | |---------------+--------------------------------------------| | S54=1 | V.FC auto mode | |---------------+--------------------------------------------| | S54=3 | V.32bis auto mode | |---------------+--------------------------------------------| | S54=4 | V.34, V.FC and V.32bis | |---------------+--------------------------------------------| | S54=5 | V.FC and V.32bis | |---------------+--------------------------------------------| | S54=6 | V.34 only | |---------------+--------------------------------------------| | S54=7 | V.FC only | |---------------+--------------------------------------------| | S54=8 | V.32bis only | +------------------------------------------------------------+ +------------------------------------------------------------+ | REDIAL | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] N=n [cmds] | |-------------+----------------------------------------------| | Default | 0 | |-------------+----------------------------------------------| | Range | 0-15 | |-------------+----------------------------------------------| | Unit | Redials | |-------------+----------------------------------------------| | Description | Sets number of redials attempted if busy | | | signal received | +------------------------------------------------------------+ +------------------------------------------------------------+ | REDIAL INTERVAL | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] N5=n [cmds] | |-------------+----------------------------------------------| | Default | 1 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | 2 seconds | |-------------+----------------------------------------------| | Description | Controls time between redials | +------------------------------------------------------------+ +------------------------------------------------------------+ | REDIAL LIMIT | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S49=n [cmds] | |-------------+----------------------------------------------| | Default | 15 | |-------------+----------------------------------------------| | Range | Unidentified | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Sets maximum number of redials | +------------------------------------------------------------+ +------------------------------------------------------------+ | REDIAL ORDER | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] -Z=nnn [cmds] | |-------------+----------------------------------------------| | Unit | Phone number memory location | |-------------+----------------------------------------------| | Description | Controls order in which stored numbers are | | | dialed -Z? displays order | +------------------------------------------------------------+ +------------------------------------------------------------+ | REMOTE ACCESS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *En [cmds] | |--------------+---------------------------------------------| | Description: | Controls remote access operation | |------------------------------------------------------------| | Command | Function | |--------------------+---------------------------------------| | i *E0 | Remote access disabled | |--------------------+---------------------------------------| | *E1 | Remote access enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | REMOTE ACCESS ATTENTION CHARACTER | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S41=n [cmds] | |-------------+----------------------------------------------| | Default | 42 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | ASCII | |-------------+----------------------------------------------| | Description | Selects the remote access attention | | | character | +------------------------------------------------------------+ +------------------------------------------------------------+ | REMOTE ACCESS PASSWORD | |------------------------------------------------------------| | Type | Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] *Pxxxxxxxxx | |-------------+----------------------------------------------| | Default | None | |-------------+----------------------------------------------| | Range | Up to nine characters | |-------------+----------------------------------------------| | Unit | ASCII printable characters | |-------------+----------------------------------------------| | Description | Stores remote access password | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT SIGNAL QUALITY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %Q [cmds] | |--------------+---------------------------------------------| | Description: | Reports signal quality | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODE FORMAT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Vn [cmds] | |--------------+---------------------------------------------| | Description: | Selects which result codes are displayed | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | \V0 | Connect speed result codes enabled | |----------------+-------------------------------------------| | \V1 | Connect speed and V.42/MNP result codes | | | enabled | |----------------+-------------------------------------------| | \V2 | Connect speed, V.42/MNP and data | | | compression result codes enabled | |----------------+-------------------------------------------| | \V3 | Connect speed, V.42/MNP and data | | | compression result codes enabled | |----------------+-------------------------------------------| | \V4 | Connect speed, V.42/MNP and data | | | compression result codes enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | RINGER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] @Bn [cmds] | |--------------+---------------------------------------------| | Description: | Controls ring signal passthrough to modem | | | speaker | |------------------------------------------------------------| | Command | Function | |---------------------------+--------------------------------| | @B0 | Ringer disabled | |---------------------------+--------------------------------| | i @B1 | Ringer enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | RTS TO CTS DELAY | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S26=n [cmds] | |-------------+----------------------------------------------| | Default | 0 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | .1 second | |-------------+----------------------------------------------| | Description | Sets delay after receipt of RTS signal until | | | CTS forced high | +------------------------------------------------------------+ +------------------------------------------------------------+ | SWITCHED LINE TRANSMIT LEVEL | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S50=n [cmds] | |-------------+----------------------------------------------| | Default | 10 | |-------------+----------------------------------------------| | Range | 0-15 | |-------------+----------------------------------------------| | Unit | Unidentified | |-------------+----------------------------------------------| | Description | Sets switched line transmit level | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT | |------------------------------------------------------------| | Format: | AT [cmds] S28=n [cmds] | |------------------+-----------------------------------------| | Default: | 113 | |------------------+-----------------------------------------| | Range: | 0-243 | |------------------+-----------------------------------------| | Description: | Controls serial port options, parity | | | and data bits | |------------------------------------------------------------| | Bit | Value | Function | |-----------+----------+-------------------------------------| | 4, 3, 2, | 00000 | Lock serial port at 75bps | | 1, 0 | | | | | 00001 | Lock serial port at 110bps | | | | | | | 00010 | Lock serial port at 300bps | | | | | | | 00011 | Lock serial port at 600bps | | | | | | | 00100 | Lock serial port at 1200bps | | | | | | | 00101 | Lock serial port at 2400bps | | | | | | | 00110 | Lock serial port at 4800bps | | | | | | | 00111 | Lock serial port at 7200bps | | | | | | | 01000 | Lock serial port at 9600bps | | | | | | | 01001 | Lock serial port at 12.0Kbps | | | | | | | 01010 | Lock serial port at 14.4Kbps | | | | | | | 01011 | Lock serial port at 16.8Kbps | | | | | | | 01100 | Lock serial port at 19.2Kbps | | | | | | | 01101 | Lock serial port at 21.6Kbps | | | | | | | 01110 | Lock serial port at 24.0Kbps | | | | | | | 01111 | Lock serial port at 26.4Kbps | | | | | | | 10000 | Lock serial port at 28.8Kbps | | | | | | | i10001 | Lock serial port at 38.4Kbps | | | | | | | 10010 | Lock serial port at 57.6Kbps | | | | | | | 10011 | Lock serial port at 11.52Kbps | |------------------------------------------------------------| | 6, 5 | 00 | Even parity | | | | | | | 01 | Space parity | | | | | | | 10 | Odd parity | | | | | | | i 11 | No parity | |----------------+----------------+--------------------------| | 7 | i 0 | 8 data bits | | | | | | | 1 | 7 data bits | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT SPEED | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S52n [cmds] | |--------------+---------------------------------------------| | Description: | Controls serial port speed | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | i S52=0 | Serial port speed follows connect speed | |---------------+--------------------------------------------| | S52=1 | Lock serial port at 110bps | |---------------+--------------------------------------------| | S52=2 | Lock serial port at 300bps | |---------------+--------------------------------------------| | S52=3 | Lock serial port at 600bps | |---------------+--------------------------------------------| | S52=4 | Lock serial port at 1200bps | |---------------+--------------------------------------------| | S52=5 | Lock serial port at 2400bps | |---------------+--------------------------------------------| | S52=6 | Lock serial port at 4800bps | |---------------+--------------------------------------------| | S52=7 | Lock serial port at 7200bps | |---------------+--------------------------------------------| | S52=8 | Lock serial port at 9600bps | |---------------+--------------------------------------------| | S52=9 | Lock serial port at 12.0Kbps | |---------------+--------------------------------------------| | S52=10 | Lock serial port at 14.4Kbps | |---------------+--------------------------------------------| | S52=11 | Lock serial port at 16.8Kbps | |---------------+--------------------------------------------| | S52=12 | Lock serial port at 19.2Kbps | |---------------+--------------------------------------------| | S52=13 | Lock serial port at 21.6Kbps | |---------------+--------------------------------------------| | S52=14 | Lock serial port at 24.0Kbps | |---------------+--------------------------------------------| | S52=15 | Lock serial port at 26.4Kbps | |---------------+--------------------------------------------| | S52=16 | Lock serial port at 28.8Kbps | |---------------+--------------------------------------------| | S52=17 | Lock serial port at 38.4Kbps | |---------------+--------------------------------------------| | S52=18 | Lock serial port at 57.6Kbps | |---------------+--------------------------------------------| | S52=19 | Lock serial port at 11.52Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERVICE CLASS | |------------------------------------------------------------| | Format: | AT [cmds] S33=n [cmds] | |-----------------+------------------------------------------| | Default: | 0 | |-----------------+------------------------------------------| | Range: | 192 | |-----------------+------------------------------------------| | Description: | Controls MNP link and second channel | |------------------------------------------------------------| | Bit | Value | Function | |------------------------------------------------------------| | 6 | i 0 | MNP synchronous link enabled | | | | | | | 1 | MNP asynchronous link enabled | |-------------+---------+------------------------------------| | 7 | i 0 | Second channel disabled | | | | | | | 1 | Second channel enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Format | AT [cmds] S16=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls loopback tests, analog, digital, | | | remote digital, and self tests | |------------------------------------------------------------| | Note: Bit 3 is read only | |------------------------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | Local analog loopback disabled | | | | | | | 1 | Local analog loopback in enabled | |------+-------+---------------------------------------------| | 1 | i 0 | Local digital loopback disabled | | | | | | | 1 | Local digital loopback in enabled | |------+-------+---------------------------------------------| | 2 | i 0 | Local digital loopback disabled | | | | | | | 1 | Local digital loopback in enabled | |------+-------+---------------------------------------------| | 3 | i 0 | Modem not in remote digital loopback | | | | | | | 1 | Remote digital loopback in progress | |------+-------+---------------------------------------------| | 4 | i 0 | Remote digital loopback disabled | | | | | | | 1 | Remote digital loopback enabled | |------+-------+---------------------------------------------| | 5 | i 0 | Remote digital loopback w/ self-test | | | | disabled | | | 1 | | | | | Remote digital loopback w/ self-test | | | | enabled | |------+-------+---------------------------------------------| | 6 | i 0 | Local analog loopback enabled | | | | | | | 1 | Local analog loopback disabled | |------+-------+---------------------------------------------| | 7 | i 0 | Remote digital loopback enabled | | | | | | | 1 | Remote digital loopback disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.25bis MODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects type of V.25bis operation | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | *C0 | V.25bis disabled | |----------------+-------------------------------------------| | *C1 | V.25bis asynchronous enabled | |----------------+-------------------------------------------| | *C2 | V.25bis bi-synchronous enabled | |----------------+-------------------------------------------| | *C3 | V.25bis HDLC enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis MAXIMUM STRING LENGTH | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S42=n [cmds] | |--------------+---------------------------------------------| | Default: | 16 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | Selects string size for V.42bis compression | +------------------------------------------------------------+ +------------------------------------------------------------+ | WAIT FOR CONNECTION PASSWORD | |------------------------------------------------------------| | Type | Register | |-------------+----------------------------------------------| | Format | AT [cmds] S48=n [cmds] | |-------------+----------------------------------------------| | Default | 15 | |-------------+----------------------------------------------| | Range | 0-255 | |-------------+----------------------------------------------| | Unit | 1 second | |-------------+----------------------------------------------| | Description | Sets length of wait for connection password | | | after connection | +------------------------------------------------------------+ +------------------------------------------------------------+ | XON/XOFF PASS-THROUGH | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Xn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether XON/XOFF signals are sent | | | to remote modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \X0 | XON/XOFF signals trapped by local modem | |--------------+---------------------------------------------| | \X1 | XON/XOFF passed through local modem | +------------------------------------------------------------+ +------------------------------------------------------------+ | S REGISTERS | |------------------------------------------------------------| | Register | Default | Function | |---------------+-------------+------------------------------| | S49 | 15 | Redial limit | |---------------+-------------+------------------------------| | S50 | 10 | Switched line transmit level | |---------------+-------------+------------------------------| | S51 | 10 | Leased line transmit level | +------------------------------------------------------------+