VEN-TEL, INC. ============= PCMCIA144FAX Modem Type Data (synchronous/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.22, V.22bis, V.32, V.32bis Fax Modulation ITU-T V.17, V.27, V.29 Protocol Error MNP5, MNP10, V.42, V.42bis Correction/Compression Proprietary Command Set V1175 +------------------------------------------------------------+ | ABORT DIALING | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S64=n [cmds] | |--------------+---------------------------------------------| | Example: | AT S64=1 | |--------------+---------------------------------------------| | Description: | Selects whether dialing and handshaking | | | sequences can be interrupted. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> S64=0 | Dialing and handshaking are aborted on | | | receipt of a character from the serial | | | port. | |--------------+---------------------------------------------| | S64=1 | Characters received from the serial port | | | during dialing and handshaking are ignored. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S14 | |------------------------------------------------------------| | Format | AT [cmds] S14=n [cmds] | |-----------------+------------------------------------------| | Example: | ATS14=139 | |-----------------+------------------------------------------| | Default: | Unidentified | |-----------------+------------------------------------------| | Range: | 0 - 255 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls echo, quiet mode, result codes, | | | dial mode, and originate/answer mode. | |------------------------------------------------------------| | Bit | Value | Function | |----------+--------+----------------------------------------| | 0 | 1 | Not used. | |----------+--------+----------------------------------------| | 1 | 0 | Command echo function disabled. | | | | | | | 1 | Command echo function enabled. | |----------+--------+----------------------------------------| | 2 | 0 | Result code sending enabled. | | | | | | | 1 | Result code sending disabled. | |----------+--------+----------------------------------------| | 3 | 0 | Numeric format enabled. | | | | | | | 1 | Verbose format enabled. | |----------+--------+----------------------------------------| | 4 | 0 | Not used. | |----------+--------+----------------------------------------| | 5 | 0 | Tone dialing mode enabled. | | | | | | | 1 | Pulse dialing mode enabled. | |----------+--------+----------------------------------------| | 6 | 0 | Result codes normal. | | | | | | | 1 | Result codes disabled in answer mode. | |----------+--------+----------------------------------------| | 7 | 0 | Answer mode enabled. | | | | | | | 1 | Originate mode enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S21 | |------------------------------------------------------------| | Format | AT [cmds] S21=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS21=1 | |----------------+-------------------------------------------| | Default: | Unidentified | |----------------+-------------------------------------------| | Range: | 0 - 255 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls stored profile DTR action, DCD | | | signal, and the Long Space Disconnect | | | function. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 0 | 0 | Not used. | |-----------+-------+----------------------------------------| | 1 | 0 | Use stored profile 0. | | | | | | | 1 | Use stored profile 1. | |-----------+-------+----------------------------------------| | 4, 3, 2 | 000 | DTR signal forced high. | | | | | | | 001 | Modem goes to command mode on low DTR. | | | | | | | 010 | Modem disconnects on low DTR. | | | | Auto-Answer is disabled. | | | 011 | | | | | Modem is initialized on low DTR. | | | 100 | | | | | Modem dials default number on low DTR. | |-----------+-------+----------------------------------------| | 6, 5 | 00 | DCD signal forced high. | | | | | | | 01 | DCD signal normal. | | | | | | | 10 | DCD signal forced high except during | | | | disconnect. | |-----------+-------+----------------------------------------| | 7 | 0 | Long Space Disconnect function | | | | disabled. | | | 1 | | | | | Long Space Disconnect function | | | | enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S22 | |------------------------------------------------------------| | Format | AT [cmds] S22=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS22=114 | |----------------+-------------------------------------------| | Default: | Unidentified | |----------------+-------------------------------------------| | 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. | | | | | | | 10 | Medium volume setting | | | | | | | 11 | Highest volume setting. | |-----------+--------+---------------------------------------| | 3, 2 | 00 | Speaker disabled. | | | | | | | 01 | Speaker enabled until carrier signal | | | | detected | | | 10 | | | | | Speaker enabled. | | | 11 | | | | | Speaker enabled following dialing, | | | | then disabled after carrier signal | | | | detected. | |-----------+--------+---------------------------------------| | 6, 5 ,4 | 000 | Busy and dialtone detection disabled, | | | | result codes 0-4 enabled. | | | 100 | | | | | Busy and dialtone detection disabled, | | | 101 | result codes 0-5, 10 enabled. | | | | | | | 110 | Busy tone detection disabled, | | | | dialtone detection enabled, result | | | 111 | codes 0-6, 10 enabled. | | | | | | | | Busy tone detection enabled, dialtone | | | | detection disabled, result codes 0-5, | | | | 7, 10 enabled. | | | | | | | | Busy and dialtone detection enabled, | | | | result codes 0-7, 10 enabled. | |-----------+--------+---------------------------------------| | 7 | 0 | Not used. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S23 | |------------------------------------------------------------| | Format | AT [cmds] S23=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS23=114 | |----------------+-------------------------------------------| | Default: | 0, read-only (see note) | |----------------+-------------------------------------------| | Range: | 0 - 255 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls guard tones. Also indicates | | | detected serial port speed and parity. | | | Also provides storage for remote digital | | | loopback tests. | |----------------+-------------------------------------------| | Note: | All bits except bits 6 and 7 are | | | read-only. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+--------+---------------------------------------| | 0 | N/A | Reserved for internal use. | |-----------+--------+---------------------------------------| | 3, 2, 1 | 000 | Local speed detected at 300bps. | | | 001 | | | | 010 | Local speed detected at 600bps. | | | 011 | | | | 100 | Local speed detected at 1200bps. | | | 101 | | | | 110 | Local speed detected at 2400bps. | | | 111 | | | | | Local speed detected at 4800bps. | | | | | | | | Local speed detected at 9600bps. | | | | | | | | Local speed detected at 19200bps. | | | | | | | | Local speed detected at 38400bps. | |-----------+--------+---------------------------------------| | 5, 4 | 00 10 | Even parity. | | | 11 | | | | | Odd parity. | | | | | | | | No parity. | |-----------+--------+---------------------------------------| | 7, 6 |>> 00 | Guard tone disabled. | | | 01 10 | | | | | 550Hz guard tone enabled. | | | | | | | | 1800Hz guard tone enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format | AT [cmds] S27=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS27=201 | |----------------+-------------------------------------------| | Default: | Unidentified | |----------------+-------------------------------------------| | Range: | 0 - 255 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls communications mode, line type, | | | and protocol type. | |----------------+-------------------------------------------| | Note: | Be aware that bits 2 and 3 are out of | | | order. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 3, 1, 0 | 000 | Asynchronous mode, serial port speed | | | | follows connect speed. | | | 001 | | | | | Asynchronous off-line command mode and | | | 101 | synchronous connect mode. | | | | | | | 110 | Error-correcting mode. | | | | | | | | Asynchronous mode, serial port speed | | | | locked. | |-----------+-------+----------------------------------------| | 2 | 0 | Not used. | |-----------+-------+----------------------------------------| | 4 | 0 | Not used. | |-----------+-------+----------------------------------------| | 5 | 0 | Not used. | |-----------+-------+----------------------------------------| | 6 | 0 | Select CCITT protocols. | | | | | | | 1 | Select Bell protocols. | |-----------+-------+----------------------------------------| | 7 | 0 | DSR forced high. | | | | | | | 1 | DSR normal. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S41=n [cmds] | |--------------+---------------------------------------------| | Example: | AT S41=1 | |--------------+---------------------------------------------| | Description: | Selects data compression. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S41=0 | Data compression disabled. | |--------------+---------------------------------------------| | S41=1 | MNP data compression enabled. | |--------------+---------------------------------------------| | S41=2 | V.42bis data compression enabled. | |--------------+---------------------------------------------| | S41=3 | MNP and V.42bis data compression enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT %Cn | |--------------+---------------------------------------------| | Example: | AT %C1 -K1 -Q0 | |--------------+---------------------------------------------| | Description: | Selects active compression protocols. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Compression disabled. | |--------------+---------------------------------------------| | %C1 | MNP compression only enabled. | |--------------+---------------------------------------------| | %C2 | V.42bis compression only enabled. | |--------------+---------------------------------------------| |>> %C3 | MNP and V.42bis compression enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAL | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] D<#> [; cmds] | |--------------+---------------------------------------------| | Example: | AT D 9W 1-800-555-2345^,,2554#; ATE1 | |--------------+---------------------------------------------| | Description: | Dials telephone number according to any | | | modifiers included in the string.. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | L | Redial last number dialed. | |--------------+---------------------------------------------| | ^ | Transmit calling tone. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Gn [cmds] | |--------------+---------------------------------------------| | Example: | AT \G1 &K3 | |--------------+---------------------------------------------| | Description: | Selects flow control. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> \G0 | Flow control disabled. | |--------------+---------------------------------------------| | \G1 | Flow control enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOOPBACK TESTS | |------------------------------------------------------------| | Format | AT [cmds] S16=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS16=32 | |----------------+-------------------------------------------| | Default: | Unidentified | |----------------+-------------------------------------------| | Range: | 0 - 255 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Enables loopback tests. | |----------------+-------------------------------------------| | Note: | Bit 3 is read-only. | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------+-----------------------------------------| | 0 |>> 0 1 | Local analog loopback test disabled. | | | | | | | | Local analog loopback test enabled. | |----------+-------+-----------------------------------------| | 1 | 0 | Not used. | |----------+-------+-----------------------------------------| | 2 |>> 0 1 | Local digital loopback test disabled. | | | | | | | | Local digital loopback test enabled. | |----------+-------+-----------------------------------------| | 3 |>> 0 1 | Modem is not performing remote digital | | | | loopback test. | | | | | | | | Modem is performing remote digital | | | | loopback test. | |----------+-------+-----------------------------------------| | 4 |>> 0 1 | Remote digital loopback test disabled. | | | | | | | | Remote digital loopback test enabled. | |----------+-------+-----------------------------------------| | 5 |>> 0 1 | Remote digital loopback with local | | | | self-test disabled. | | | | | | | | Remote digital loopback with local | | | | self-test enabled. | |----------+-------+-----------------------------------------| | 6 |>> 0 1 | Local analog loopback with local | | | | self-test disabled. | | | | | | | | Local analog loopback with local | | | | self-test enabled. | |----------+-------+-----------------------------------------| | 7 | 0 | Not used. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 after V.42 answer mode | | | 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. |