SIMPLE TECHNOLOGY, INC. ======================= PCMCIA DATA/FAX MODEM CARD Modem Type Data (asynchronous)/Fax Maximum Data Rate 14.4Kbps Maximum Fax Rate 14.4Kbps Data Bus PCMCIA Type II Fax Class Class I & II Data Modulation Bell 103A/212A Protocol ITU-T V.21, V.22bis, V.23, V.32, V.32bis Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29 Protocol Error MNP5, V.42, V.42bis Correction/Compression V1478 Proprietary AT Command Set +------------------------------------------------------------+ | AUTO-RETRAIN - FALLBACK/FALLFORWARD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %En [cmds] | |--------------+---------------------------------------------| | Example: | AT %E1 | |--------------+---------------------------------------------| | Description: | Controls auto-retrain mode and | | | fallback/fall forward. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> %E0 | Auto-retrain disabled. | |--------------+---------------------------------------------| | %E1 | Auto-retrain enabled. | |--------------+---------------------------------------------| | %E2 | Fallback/fall forward enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S14 | |------------------------------------------------------------| | Format | AT [cmds] S14? [cmds] | |-----------------+------------------------------------------| | Example: | ATS14? | |-----------------+------------------------------------------| | Default: | Read only | |-----------------+------------------------------------------| | Range: | 0-174 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls echo, result codes, result code | | | display, dial mode, and answer/originate | | | mode. | |------------------------------------------------------------| | Bit | Value | Meaning | |----------+------------+------------------------------------| | 0 | 0 | Not used. | |----------+------------+------------------------------------| | 1 | 0 | Command echo disabled. | | | | | | |>> 1 | Command echo enabled. | |----------+------------+------------------------------------| | 2 |>> 0 | Result codes enabled. | | | | | | | 1 | Result codes disabled. | |----------+------------+------------------------------------| | 3 | 0 | Display result codes in numeric | | | | format. | | |>> 1 | | | | | Display result codes in verbose | | | | format. | |----------+------------+------------------------------------| | 4 | 0 | Not used. | |----------+------------+------------------------------------| | 5 |>> 0 | Tone dial enabled. | | | | | | | 1 | Pulse dial enabled. | |----------+------------+------------------------------------| | 6 | 0 | Not used. | |----------+------------+------------------------------------| | 7 | 0 | Answer mode enabled. | | | | | | |>> 1 | Originate mode enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S21 | |------------------------------------------------------------| | Format | AT [cmds] S21? [cmds] | |----------------+-------------------------------------------| | Example: | ATS21? | |----------------+-------------------------------------------| | Default: | Read only | |----------------+-------------------------------------------| | Range: | 0 - 124 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Selects CTS signal, low DTR action, DCD | | | signal, DSR signal, and the Long Space | | | Disconnect function. | |------------------------------------------------------------| | Bit | Value | Meaning | |----------+-------+-----------------------------------------| | 1, 0 | 0 | Not used. | |----------+-------+-----------------------------------------| | 2 | 0 | CTS forced high. | | | | | | |>> 1 | CTS follows RTS. | |----------+-------+-----------------------------------------| | 4, 3 | 00 | DTR signal ignored. | | | | | | | 01 | Modem goes to command mode on low DTR. | | | | | | |>> 10 | Modem disconnects on low DTR. | | | | Auto-Answer is disabled. | | | 11 | | | | | Modem is initialized on low DTR. | |----------+-------+-----------------------------------------| | 5 | 0 | DCD forced high. | | | | | | |>> 1 | DCD normal. | |----------+-------+-----------------------------------------| | 6 |>> 0 | DSR forced high. | | | | | | | 1 | DSR normal. | |----------+-------+-----------------------------------------| | 7 |>> 0 | Long Space Disconnect function | | | | disabled. | | | 1 | | | | | Long Space Disconnect function enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S22 | |------------------------------------------------------------| | Format | AT [cmds] S22? [cmds] | |----------------+-------------------------------------------| | Example: | ATS22? | |----------------+-------------------------------------------| | Default: | Read only | |----------------+-------------------------------------------| | Range: | 0-127 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls speaker volume and controls, and | | | limits results codes. | |------------------------------------------------------------| | Bit | Value | Meaning | |-----------+-------+----------------------------------------| | 1, 0 | 00 | Off volume. | | | | | | |>> 01 | On volume. | | | | | | | 10 | Medium level volume. | | | | | | | 11 | High level volume. | |-----------+-------+----------------------------------------| | 3, 2 | 00 | Speaker off. | | | | | | |>> 01 | Speaker off on carrier. | | | | | | | 10 | Speaker always on. | | | | | | | 11 | Speaker on during handshake. | |-----------+-------+----------------------------------------| | 6, 5, 4 | 000 | Basic result codes only enabled. | | | | | | | 100 | Basic and connection speed result | | | | codes enabled. | | | 101 | | | | | All results codes except dialtone | | | 110 | detection enabled. | | | | | | |>> 111 | Basic and connection speed result | | | | codes and dialtone detection enabled. | | | | | | | | All result codes enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S23 | |------------------------------------------------------------| | Format | AT [cmds] S23? [cmds] | |------------------+-----------------------------------------| | Example: | ATS23? | |------------------+-----------------------------------------| | Default: | Read only | |------------------+-----------------------------------------| | Range: | 0-255 | |------------------+-----------------------------------------| | Unit: | Bit-mapped | |------------------+-----------------------------------------| | Description: | Grants/denies remote digital loopback, | | | controls DTE rate and parity, and sets | | | guard tone. | |------------------------------------------------------------| | Bit | Value | Meaning | |------------+--------+--------------------------------------| | 0 | 0 | Remote digital loopback denied. | | | | | | |>> 1 | Remote digital loopback allowed. | |------------+--------+--------------------------------------| | 3, 2, 1 | 000 | Sets serial port speed to 0-300bps. | | | | | | | 001 | Sets serial port speed to 600bps. | | | | | | | 010 | Sets serial port speed to 1200bps. | | | | | | |>> 011 | Sets serial port speed to 2400bps. | | | | | | | 100 | Sets serial port speed to 4800bps. | | | | | | | 101 | Sets serial port speed to 9600bps. | | | | | | | 110 | Sets serial port speed to 19200bps. | |------------+--------+--------------------------------------| | 5,4 | 00 | Parity even. | | | | | | | 01 | Not used. | | | | | | | 10 | Parity odd. | | | | | | |>> 11 | No Parity. | |------------+--------+--------------------------------------| | 7, 6 |>> 00 | Guard tone disabled. | | | | | | | 01 | Guard tone disabled. | | | | | | | 10 | Guard tone 1800Hz enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format | AT [cmds] S27? [cmds] | |-------------------+----------------------------------------| | Example: | AT S27? | |-------------------+----------------------------------------| | Default: | Read only | |-------------------+----------------------------------------| | Range: | 0 - 127 | |-------------------+----------------------------------------| | Unit: | Bit-mapped | |-------------------+----------------------------------------| | Description: | Selects async mode, and ITU-T/Bell | | | modes. | |------------------------------------------------------------| | Bit | Value | Meaning | |------------+------------+----------------------------------| | 3, 1, 0 | 00 >> 01 | Direct asynchronous mode. | | | | | | | 10 | Reliable asynchronous mode. | | | | | | | | Normal Asynchronous mode. | |------------+------------+----------------------------------| | 5, 4, 2 | 0 | Not used. | |------------+------------+----------------------------------| | 6 | 0 | CCITT mode. | | | | | | |>> 1 | Bell mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S28 | |------------------------------------------------------------| | Format | AT [cmds] S28? [cmds] | |-----------------+------------------------------------------| | Example: | AT S28? | |-----------------+------------------------------------------| | Default: | Read only | |-----------------+------------------------------------------| | Range: | 0 - 192 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls MNP10 link negotiation. | |------------------------------------------------------------| | Bit | Value | Meaning | |-----------+-------+----------------------------------------| | 5 - 0 | 0 | Not used. | |-----------+-------+----------------------------------------| | 7, 6 |>> 00 | Link will be negotiated at highest | | | | possible speed. | | | 01 | | | | | Link will be negotiated at 1200bps. | | | 11 | | | | | Link will be negotiated at 4800bps. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S31 | |------------------------------------------------------------| | Format | AT [cmds] S31? [cmds] | |-----------------+------------------------------------------| | Example: | ATS31? | |-----------------+------------------------------------------| | Default: | Read only | |-----------------+------------------------------------------| | Range: | 0-15 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls auto-baud function and result | | | codes. | |------------------------------------------------------------| | Bit | Value | Meaning | |-----------+-------+----------------------------------------| | 0 | 0 | Not used. | |-----------+-------+----------------------------------------| | 1 | 0 | Auto-baud disabled. | | | | | | |>> 1 | Auto-baud enabled. | |-----------+-------+----------------------------------------| | 3, 2 |>> 00 | DTE speed displayed in result codes. | | | | | | | 01 | Extended result codes enabled; DCE | | | | speed displayed in result codes. | | | 10 | | | | | DCE speed displayed in result codes. | |-----------+-------+----------------------------------------| | 5 - 4 | 0 | Not used. | |-----------+-------+----------------------------------------| | 7 - 6 |>> 11 | Not used. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S40 | |------------------------------------------------------------| | Format | AT [cmds] S40? [cmds] | |-----------------+------------------------------------------| | Example: | AT S40? | |-----------------+------------------------------------------| | Default: | Read only | |-----------------+------------------------------------------| | Range: | 0 - 65 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls MNP10 data compression, power | | | level adjustment, break type, and MNP | | | block size. | |------------------------------------------------------------| | Bit | Value | Meaning | |-----------+--------+---------------------------------------| | 1, 0 | 00 | MNP10 disabled. | | | | | | |>> 01 | MNP10 enabled. | | | | | | | 10 | MNP10 enabled, except during V.42 | | | | answer detection. | |-----------+--------+---------------------------------------| | 2 |>> 0 | Power level adjustment disabled. | | | | | | | 1 | Power level adjustment enabled. | |-----------+--------+---------------------------------------| | 5 - 3 | 000 | Displays \K0. | | | | | | | 001 | Displays \K1. | | | | | | | 010 | Displays \K2. | | | | | | | 011 | Displays \K3. | | | | | | | 100 | Displays \K4. | | | | | | |>> 101 | Displays \K5. | |-----------+--------+---------------------------------------| | 6, 7 | 00 | MNP block size is 64 characters. | | | | | | |>> 01 | MNP block size is 128 characters. | | | | | | | 10 | MNP block size is 192 characters. | | | | | | | 11 | MNP block size is 256 characters. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S41 | |------------------------------------------------------------| | Format | AT [cmds] S41? [cmds] | |-----------------+------------------------------------------| | Example: | ATS41? | |-----------------+------------------------------------------| | Default: | Read only | |-----------------+------------------------------------------| | Range: | 0 - 255 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Selects compression, auto-retrain, flow | | | control, and MNP mode. | |------------------------------------------------------------| | Bit | Value | Meaning | |-----------+--------+---------------------------------------| | 1, 0 | 00 | Data compression disabled. | | | | | | | 01 | MNP5 enabled. | | | | | | | 10 | V.42bis enabled. | | | | | | |>> 11 | MNP5 and V.42bis enabled. | |-----------+--------+---------------------------------------| | 6, 2 |>> 00 | Auto-retrain disabled. | | | | | | | 01 | Auto-retrain enabled. | | | | | | | 10 | Fallback/fall forward enabled. | |-----------+--------+---------------------------------------| | 3 |>> 0 | Flow control disabled. | | | | | | | 1 | Flow control enabled. | |-----------+--------+---------------------------------------| | 4 |>> 0 | Stream mode for MNP. | | | | | | | 1 | Block mode for MNP. | |-----------+--------+---------------------------------------| | 5 | 0 | Not used. | |-----------+--------+---------------------------------------| | 7 | 0 | MNP10 at 2400 and 1200bps disabled. | | | | | | |>> 1 | MNP10 at 2400 and 1200bps enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK SEND | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Example: | AT \B3 &W | |--------------+---------------------------------------------| | Default: | 3 | |--------------+---------------------------------------------| | Range: | 1-9 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Sends break to modem. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Kn [cmds] | |--------------+---------------------------------------------| | Example: | AT \K1 | |--------------+---------------------------------------------| | Description: | Configures action of break signal. | |------------------------------------------------------------| | Command | Break from | Modem | Break from | | | DTE | receives \B | remote modem | |---------------+--------------+--------------+--------------| | \K0 | Enter | Buffers | Buffers | | | command | cleared and | cleared and | | | mode, do not | break sent | break sent | | | send break | to remote | to DTE. | | | to remote | modem. | | | | modem. | | | |---------------+--------------+--------------+--------------| | \K1 | Buffers | Buffers | Buffers | | | cleared and | cleared and | cleared and | | | break sent | break sent | break sent | | | to remote | to remote | to DTE. | | | modem. | modem. | | |---------------+--------------+--------------+--------------| | \K2 | Enter | Send break | Send break | | | command | to remote | to DTE | | | mode, do not | modem | immediately. | | | send break | immediately. | | | | to remote | | | | | modem. | | | |---------------+--------------+--------------+--------------| | \K3 | Send break | Send break | Send break | | | to remote | to remote | to DTE | | | modem | modem | immediately. | | | immediately. | immediately. | | |---------------+--------------+--------------+--------------| | \K4 | Enter | Send break | Break sent | | | command | to remote | with | | | mode, do not | modem with | received | | | send break | transmitted | data to the | | | to remote | data. | DTE. | | | modem. | | | |---------------+--------------+--------------+--------------| |>> \K5 | Send break | Send break | Break sent | | | with | to remote | with | | | transmitted | modem with | received | | | data. | transmitted | data to the | | | | data. | DTE. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CELLULAR TRANSMISSION LEVEL | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] @Mn [cmds] | |--------------+---------------------------------------------| | Example: | AT @M26 &W | |--------------+---------------------------------------------| | Default: | 26 | |--------------+---------------------------------------------| | Range: | 10-31 | |--------------+---------------------------------------------| | Unit: | -1dBm. | |--------------+---------------------------------------------| | Description: | Sets the signal level for transmission when | | | in leased line mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | @M0 | -26dBm. | |--------------+---------------------------------------------| | @M1 | -30dBm. | |--------------+---------------------------------------------| | @M2-@M10 | -10dBm. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CELLULAR TRANSMISSION LEVEL | |------------------------------------------------------------| | Format | AT [cmds] S201=n [cmds] | |------------------+-----------------------------------------| | Example: | AT S201=58 &W | |------------------+-----------------------------------------| | Default: | 58 | |------------------+-----------------------------------------| | Range: | 0-255 | |------------------+-----------------------------------------| | Unit: | ASCII decimal | |------------------+-----------------------------------------| | Description: | Sets the signal level for transmission | | | when in leased line mode. | |------------------------------------------------------------| | Bit | Value | Equiv. | Function | |-----+-------+-----------+----------------------------------| | 4 - | 00000 | @M0 | Sets leased line transmit | | 0 | | | attenuation level to -26dBm. | | | ... | ... | | | | | | ... | | |>> | @M26 | | | | 11010 | | Sets leased line transmit | | | | ... | attenuation level to -10dBm. | | | 11111 | | | | | | @M31 | ... | | | | | | | | | | Sets leased line transmit | | | | | attenuation level to -31dBm. | |-----+-------+-----------+----------------------------------| | 5 |>> 0 | | Equalizer disabled. | | | | | | | | 1 | | Equalizer enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %Cn | |--------------+---------------------------------------------| | Example: | AT *EC0 %C1 *AP0 | |--------------+---------------------------------------------| | Description: | Selects data compression. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled. | |--------------+---------------------------------------------| | %C1 | MNP5 enabled. | |--------------+---------------------------------------------| | %C2 | V.42bis enabled. | |--------------+---------------------------------------------| |>> %C3 | Both MNP5 and V.42 enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPROMISE EQUALIZER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] :En [cmds] | |--------------+---------------------------------------------| | Example: | AT :E &W | |--------------+---------------------------------------------| | Description: | Controls V.32 compromise equalizer. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | :E0 | Equalizer disabled. | |--------------+---------------------------------------------| |>> :E1 | Equalizer enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Example: | AT \N1 DT555-1212 | |--------------+---------------------------------------------| | Description: | Sets connect mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Normal mode enabled. | |--------------+---------------------------------------------| | \N2 | Reliable mode enabled. | |--------------+---------------------------------------------| |>> \N3 | Auto-reliable mode enabled. | |--------------+---------------------------------------------| | \N4 | LAPM mode enabled. | |--------------+---------------------------------------------| | \N5 | MNP mode enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTE SPEED OPTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Jn [cmds] | |--------------+---------------------------------------------| | Example: | AT \J0 &W | |--------------+---------------------------------------------| | Description: | Controls the speed of the DTE. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> \J0 | DCE and DTE rates are independent. | |--------------+---------------------------------------------| | \J1 | DTE rate adjusts to DCE rate after | | | connection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLASH DIAL MODIFIER TIME | |------------------------------------------------------------| | Format | AT [cmds] S29=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS29=70 | |--------------+---------------------------------------------| | Default: | 70 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | .01 second | |--------------+---------------------------------------------| | Description: | Time the modem will go on-hook upon | | | receiving the ! dial modifier in dial | | | string. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Gn [cmds] | |--------------+---------------------------------------------| | Example: | AT \G1 &K3 | |--------------+---------------------------------------------| | Description: | Selects modem port flow control. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> \G0 | Flow control disabled. | |--------------+---------------------------------------------| | \G1 | Flow control enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XOFF | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S33=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS33=20 | |--------------+---------------------------------------------| | Default: | 19 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used to represent XOFF. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XON | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S32=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS32=20 | |--------------+---------------------------------------------| | Default: | 17 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used to represent XON. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL LEVEL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %L [cmds] | |--------------+---------------------------------------------| | Example: | AT %L &W | |--------------+---------------------------------------------| | Description: | Returns recieved line signal level. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL QUALITY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Q [cmds] | |--------------+---------------------------------------------| | Example: | AT %Q | |--------------+---------------------------------------------| | Description: | Displays line signal quality. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \An [cmds] | |--------------+---------------------------------------------| | Example: | AT \A3 %C1 | |--------------+---------------------------------------------| | 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. | |--------------+---------------------------------------------| | \A3 | MNP block size is 256 characters. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP STREAM/BLOCK MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Ln [cmds] | |--------------+---------------------------------------------| | Example: | AT \L1 DT555-1212 | |--------------+---------------------------------------------| | Description: | Selects the transfer mode for MNP. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> \L0 | Stream mode for MNP enabled. | |--------------+---------------------------------------------| | \L2 | Block mode for MNP enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Kn [cmds] | |--------------+---------------------------------------------| | Example: | AT %C1 -K1 -Q0 | |--------------+---------------------------------------------| | Description: | Selects MNP10 data compression. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | -K0 | MNP10 disabled. | |--------------+---------------------------------------------| |>> -K1 | MNP10 enabled. | |--------------+---------------------------------------------| | -K2 | MNP10 enabled, except during V.42answer | | | detection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 FALL-BACK | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Qn [cmds] | |--------------+---------------------------------------------| | Example: | AT *H0 -Q1 | |--------------+---------------------------------------------| | Description: | Allows MNP10 to fall back to speeds slower | | | than 4800bps. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | -Q0 | MNP10 at 2400 and 1200bps disabled. | |--------------+---------------------------------------------| |>> -Q1 | MNP10 at 2400 and 1200bps enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 LINK NEGOTIATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Hn [cmds] | |--------------+---------------------------------------------| | Example: | AT *H0 -Q1 | |--------------+---------------------------------------------| | Description: | Sets the speed at which MNP10 link | | | negotiation will occur. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> *H0 | Link will be negotiated at highest possible | | | speed. | |--------------+---------------------------------------------| | *H1 | Link will be negotiated at 1200bps. | |--------------+---------------------------------------------| | *H2 | Link will be negotiated at 4800bps. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 POWER LEVEL ADJUST | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Mn [cmds] | |--------------+---------------------------------------------| | Example: | AT )M1 %C1 | |--------------+---------------------------------------------| | Description: | Controls automatic transmit power level | | | adjustment during MNP 10 link negotiation. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> )M0 | Power level adjustment disabled. | |--------------+---------------------------------------------| | )M1 | Power level adjustment enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | PROTOCOL/SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Fn [cmds] | |--------------+---------------------------------------------| | Example: | AT F0 A | |--------------+---------------------------------------------| | Description: | Selects the current protocol and speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> F0 | Auto-select fastest common protocol. | |--------------+---------------------------------------------| | F1 | V.21/Bell 103A 300bps. | |--------------+---------------------------------------------| | F3 | V.23 1200/75bps. | |--------------+---------------------------------------------| | F4 | V.22/Bell 212A 1200bps. | |--------------+---------------------------------------------| | F5 | V.22bis. | |--------------+---------------------------------------------| | F6 | V.32bis/V.32 4800bps. | |--------------+---------------------------------------------| | F7 | V.32bis 7200bps. | |--------------+---------------------------------------------| | F8 | V.32 9600bps | |--------------+---------------------------------------------| | F9 | V.32bis 12Kbps | |--------------+---------------------------------------------| | F10 | V.32bis 14.4Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Example: | AT I1 O | |--------------+---------------------------------------------| | Description: | Displays modem properties. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | I0 | Reports product code. | |--------------+---------------------------------------------| | I1 | Reports ROM checksum result. | |--------------+---------------------------------------------| | I2 | Test ROM. Reports OK or Error. | |--------------+---------------------------------------------| | I3 | Reports ROM revision level. | |--------------+---------------------------------------------| | I4 | Reports modem identifier string. | |--------------+---------------------------------------------| | I5 | Reports country code. | |--------------+---------------------------------------------| | I6 | Reports data pump model. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SLEEP TIMER | |------------------------------------------------------------| | Format | AT [cmds] S24=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS24=32 | |--------------+---------------------------------------------| | Default: | 32 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Maximum duration of DTE and DCE inactivity | | | allowed prior to initiating low-power sleep | | | mode. S24=0 will disable timer. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Format | AT [cmds] S16? [cmds] | |---------------+--------------------------------------------| | Example: | ATS16? | |---------------+--------------------------------------------| | Default: | Read only | |---------------+--------------------------------------------| | Range: | 0-125 | |---------------+--------------------------------------------| | Unit: | Bit-mapped | |---------------+--------------------------------------------| | Description: | Controls loopback tests, analog, digital, | | | remote digital, and self tests. | |------------------------------------------------------------| | Bit | Value | Function | |---------+-------+------------------------------------------| | 0 |>> 0 | Local analog loopback not in progress. | | | | | | | 1 | Local analog loopback in progress. | |---------+-------+------------------------------------------| | 1 | 0 | Not used. | |---------+-------+------------------------------------------| | 2 |>> 0 | Local digital loopback not in progress. | | | | | | | 1 | Local digital loopback in progress. | |---------+-------+------------------------------------------| | 3 |>> 0 | Modem not in remote digital loopback. | | | | | | | 1 | Remote digital loopback in progress. | |---------+-------+------------------------------------------| | 4 |>> 0 | Remote digital loopback not requested. | | | | | | | 1 | Remote digital loopback requested. | |---------+-------+------------------------------------------| | 5 |>> 0 | Remote digital loopback w/ self-test not | | | | in progress. | | | 1 | | | | | Remote digital loopback w/ self-test in | | | | progress. | |---------+-------+------------------------------------------| | 6 |>> 0 | Local analog loopback w/ self-test not | | | | in progress. | | | 1 | | | | | Local analog loopback w/ self-test in | | | | progress. |