CALPAK CORPORATION ================== MX-2442BSR Modem Type Data (synchronous/asynchronous)/Fax Maximum Data Rate 2400bps Maximum Fax Rate 9600bps Data Bus 8-bit ISA Fax Class Unidentified Data Modulation Protocol Unidentified Fax Modulation Protocol ITU-T V.21CH2, V.27ter, V.29 Error MNP5, V.42, V.42bis Correction/Compression +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | Line out | CN1 | Line in | CN2 | +------------------------------------------------------------+ +------------------------------------------------------------+ | BASE I/O ADDRESS SELECTION | |------------------------------------------------------------| | Port | SW1/A | SW1/C | SW1/E | SW1/F | |----------------+----------+----------+----------+----------| |>> COM1: (3F8h) | Off | On | Off | On | |----------------+----------+----------+----------+----------| | COM2: (2F8h) | On | Off | Off | On | |----------------+----------+----------+----------+----------| | COM3: (3E8h) | Off | On | On | Off | |----------------+----------+----------+----------+----------| | COM4: (2E8h) | On | Off | On | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | INTERRUPT SELECTION | |------------------------------------------------------------| | IRQ | SW/B | SW1/D | JP1 | |------------+-------------+-------------+-------------------| | 3 | On | Off | Pins 2 & 4 closed | |------------+-------------+-------------+-------------------| |>> 4 | Off | On | Pins 2 & 4 closed | |------------+-------------+-------------+-------------------| | 5 | Off | Off | Pins 3 & 4 closed | |------------+-------------+-------------+-------------------| | 7 | Off | Off | Pins 1 & 2 closed | |------------------------------------------------------------| | Note: Location of JP1 is unidentified. | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | ACCEPT RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \U [cmds] | |--------------+---------------------------------------------| | Example: | AT \U B1 | |--------------+---------------------------------------------| | Description: | Accepts remote modem's request for reliable | | | link. | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE FALLBACK CHARACTER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %An [cmds] | |--------------+---------------------------------------------| | Example: | AT%A19 | |--------------+---------------------------------------------| | Default: | 19 | |--------------+---------------------------------------------| | 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] | |--------------+---------------------------------------------| | Example: | AT \C1 &W | |--------------+---------------------------------------------| | Description: | Controls the handling of incoming data | | | during auto-reliable time period. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \C0 | Data is discarded. | |--------------+---------------------------------------------| | \C1 | Data is buffered. | |--------------+---------------------------------------------| | \C2 | Data is discarded, modem returns to normal | | | mode on receiving auto-reliable fallback | | | character. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S14 | |------------------------------------------------------------| | Format | AT [cmds] S14=n [cmds] | |-----------------+------------------------------------------| | Example: | ATS14=0 | |-----------------+------------------------------------------| | Default: | Unidentified | |-----------------+------------------------------------------| | Range: | 0-174 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls echo, result codes, result code | | | display, dial mode, and answer/originate | | | mode. | |------------------------------------------------------------| | Bit | Value | Function | |----------+------------+------------------------------------| | 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 | Smart mode. | | | | | | | 1 | Dumb mode. | |----------+------------+------------------------------------| | 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=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS21=0 | |----------------+-------------------------------------------| | Default: | Unidentified | |----------------+-------------------------------------------| | Range: | 0-253 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Selects jack type, CTS signal, low DTR | | | action, DCD signal, DSR signal, and the | | | Long Space Disconnect function. | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------+-----------------------------------------| | 0 | 0 | Selects RJ-11 jack. | | | | | | | 1 | Not used. | |----------+-------+-----------------------------------------| | 1 | 0 | Serial | | | | | | | 1 | Paralell | |----------+-------+-----------------------------------------| | 2 | 0 | CTS follows RTS. | | | | | | | 1 | CTS forced high. | |----------+-------+-----------------------------------------| | 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=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS22=0 | |----------------+-------------------------------------------| | Default: | Unidentified | |----------------+-------------------------------------------| | Range: | 0-127 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls speaker volume and controls, and | | | limits results codes. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 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 | | | | | Basic and connection speed result | | | 110 | codes and dialtone detection enabled. | | | | | | | 111 | All result codes except dialtone | | | | detection enabled. | | | | | | | | All result codes enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S23 | |------------------------------------------------------------| | Format | AT [cmds] S23=n [cmds] | |------------------+-----------------------------------------| | Example: | ATS23=0 | |------------------+-----------------------------------------| | Default: | Unidentified | |------------------+-----------------------------------------| | Range: | 0-189 | |------------------+-----------------------------------------| | Unit: | Bit-mapped | |------------------+-----------------------------------------| | Description: | Grants/denies remote digital loopback, | | | controls DTE rate and parity, and sets | | | guard tone. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+---------+--------------------------------------| | 0 | 0 | Remote digital loopback denied. | | | | | | | 1 | Remote digital loopback allowed. | |-----------+---------+--------------------------------------| | 2, 1 | 000 001 | Sets serial port speed to 0-300bps. | | | 010 011 | | | | | Sets serial port speed to 600bps. | | | | | | | | Sets serial port speed to 1200bps. | | | | | | | | Sets serial port speed to 2400bps. | |-----------+---------+--------------------------------------| | 3 | 0 | Not used. | |-----------+---------+--------------------------------------| | 5,4 | 00 | Parity even. | | | | | | | 01 | Space Parity. | | | | | | | 10 | Parity odd. | | | | | | | 11 | Mark/No Parity. | |-----------+---------+--------------------------------------| | 7, 6 | 00 | Guard tone disabled. | | | | | | | 01 | Guard tone 550Hz enabled. | | | | | | | 10 | Guard tone 1800Hz enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format | AT [cmds] S27=n [cmds] | |-----------------+------------------------------------------| | Example: | AT S27=0 | |-----------------+------------------------------------------| | Default: | Unidentified | |-----------------+------------------------------------------| | Range: | 0 - 108 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Selects sync/async mode, Line type, | | | internal clock, and ITU-T/Bell modes. | |------------------------------------------------------------| | Bit | Value | Function | |------------+-------+---------------------------------------| | 3, 1, 0 | 000 | Asynchronous mode, serial port speed | | | | follows connect speed. | | | 001 | | | | | Asynchronous command mode and | | | 010 | synchronous connect mode. | | | | | | | 011 | Asynchronous command mode and | | | | synchronous connect mode, DTR dialing | | | 100 | enabled. | | | | | | | | Asynchronous command mode on low DTR, | | | | synchronous connect mode on high DTR. | | | | | | | | Hayes AutoSync(TM) mode - serial port | | | | locked at 9600bps. | |------------+-------+---------------------------------------| | 2 | 0 | Dial up line. | | | | | | | 1 | Leased line. | |------------+-------+---------------------------------------| | 5, 4 | 00 | Internal DCE transmit clock source. | | | | | | | 01 | External DTE transmit clock source. | | | | | | | 10 | Remote DCE transmit clock source. | |------------+-------+---------------------------------------| | 6 | 0 | CCITT mode. | | | | | | | 1 | Bell mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S36 | |------------------------------------------------------------| | Format | AT [cmds] S36=n [cmds] | |-----------------+------------------------------------------| | Example: | ATS36=0 | |-----------------+------------------------------------------| | Default: | Unidentified | |-----------------+------------------------------------------| | Range: | 0 - 207 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Selects connect mode, flow control, | | | XON/XOFF flow control, and DTE port flow | | | control. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+--------+---------------------------------------| | 1, 0 | 00 | Normal mode enabled. | | | | | | | 01 | Direct mode enabled. | | | | | | | 10 | Reliable mode enabled. | | | | | | | 11 | Auto-reliable mode enabled. | |-----------+--------+---------------------------------------| | 2 | 0 | Flow control disabled. | | | | | | | 1 | Flow control enabled. | |-----------+--------+---------------------------------------| | 3 | 0 | XON/XOFF signals trapped by local | | | | modem. | | | 1 | | | | | XON/XOFF passed through local modem. | |-----------+--------+---------------------------------------| | 5, 4 | 0 | Not used. | |-----------+--------+---------------------------------------| | 6, 7 | 00 | Flow control disabled. | | | | | | | 01 | XON/XOFF flow control enabled. | | | | | | | 10 | CTS flow control to DTE enabled. | | | | | | | 11 | RTS/CTS flow control enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S38 | |------------------------------------------------------------| | Format | AT [cmds] S38=n [cmds] | |-----------------+------------------------------------------| | Example: | ATS38=40 | |-----------------+------------------------------------------| | Default: | Unidentified | |-----------------+------------------------------------------| | Range: | 0 - 158 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls auto-reliable buffer, lock | | | serial port speed, data echo, extended | | | result codes, and transmit break. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 1, 0 | 00 | Data is discarded. | | | | | | | 01 | Data is buffered. | | | | | | | 10 | Data is discarded, modem returns to | | | | normal mode on receiving auto-reliable | | | | fallback character. | |-----------+-------+----------------------------------------| | 2 | 0 | Serial speed locked. | | | | | | | 1 | Serial speed follows connect speed. | |-----------+-------+----------------------------------------| | 3 | 0 | Data echo disabled. | | | | | | | 1 | Data echo enabled. | |-----------+-------+----------------------------------------| | 4 | 0 | Extended result codes disabled. | | | | | | | 1 | Extended result codes enabled. | |-----------+-------+----------------------------------------| | 6, 5 | 0 | Not used. | |-----------+-------+----------------------------------------| | 7 | 0 | 300ms break not transmitted. | | | | | | | 1 | 300ms break transmitted. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S40 | |------------------------------------------------------------| | Format | AT [cmds] S40=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS40=0 | |----------------+-------------------------------------------| | Default: | Unidentified | |----------------+-------------------------------------------| | Range: | 0 - 163 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls MNP block size, and break type. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 1, 0 | 00 | Maximum MNP block size is 64 | | | | characters. | | | 01 | | | | | Maximum MNP block size is 128 | | | 10 | characters. | | | | | | | 11 | Maximum MNP block size is 192 | | | | characters. | | | | | | | | Maximum MNP block size is 256 | | | | characters. | |-----------+-------+----------------------------------------| | 2, 3, 4 | 0 | Not used. | |-----------+-------+----------------------------------------| | 5, 6, 7 | 000 | Online command mode enabled, send no | | | | break to remote modem. | | | 001 | | | | | Break sent to remote modem and | | | 010 | buffered cleared. | | | | | | | 011 | Online command mode enabled, send no | | | | break to remote modem. | | | 100 | | | | | Send break to remote modem | | | 101 | immediately. | | | | | | | | Online command mode enabled, send no | | | | break to remote modem. | | | | | | | | Send break with transmitted data. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK SEND | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Example: | AT \B3 &W | |--------------+---------------------------------------------| | Range: | 1-9 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Sends break to modem. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Kn [cmds] | |--------------+---------------------------------------------| | Example: | AT \K5 | |--------------+---------------------------------------------| | Description: | Configures action of break signal. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \K0 | Online command mode enabled, send no break | | | to remote modem. | |--------------+---------------------------------------------| | \K1 | Break sent to remote modem and buffered | | | 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. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Cn [cmds] | |--------------+---------------------------------------------| | Example: | AT \V1 %C0 &W | |--------------+---------------------------------------------| | Description: | Selects data compression. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled. | |--------------+---------------------------------------------| | %C1 | Data compression enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S41=n [cmds] | |--------------+---------------------------------------------| | Example: | AT S41=0 &W | |--------------+---------------------------------------------| | Description: | Selects data compression. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S41=0 | Data compression disabled. | |--------------+---------------------------------------------| | S41=1 | Data compression enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Example: | AT \N0 DT555-1212 | |--------------+---------------------------------------------| | Description: | Sets connect mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Normal mode enabled. | |--------------+---------------------------------------------| | \N1 | Direct mode enabled. | |--------------+---------------------------------------------| | \N2 | Reliable mode enabled. | |--------------+---------------------------------------------| | \N3 | Auto-reliable mode enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONVERT TO RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \Y [cmds] | |--------------+---------------------------------------------| | Example: | AT \Y | |--------------+---------------------------------------------| | Description: | Initiates reliable mode link. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ECHO DATA | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \En [cmds] | |--------------+---------------------------------------------| | \Example: | AT \E0 | |--------------+---------------------------------------------| | Description: | Enables modem to echo received data. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \E0 | Data echo disabled. | |--------------+---------------------------------------------| | \E1 | Data echo enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ENTRY FORMAT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +En [cmds] | |--------------+---------------------------------------------| | Example: | AT +E1 &W | |--------------+---------------------------------------------| | Description: | Selects format flag. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +E0 | Reset format flag enabled. | |--------------+---------------------------------------------| | +E1 | Binary format flag enabled. | |--------------+---------------------------------------------| | +E2 | Hex format flag enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | EXTENDED RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Vn [cmds] | |--------------+---------------------------------------------| | Example: | AT \V0 %C1 | |--------------+---------------------------------------------| | Description: | Selects extended result codes. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \V0 | Extended result codes disabled. | |--------------+---------------------------------------------| | \V1 | Extended result codes enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FAX MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +Fn [cmds] | |--------------+---------------------------------------------| | Example: | AT +F1 &W | |--------------+---------------------------------------------| | Description: | Controls fax mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +F0 | Fax mode disabled. | |--------------+---------------------------------------------| | +F1 | Fax mode enabled, DTE rate set to nbps. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +Kn [cmds] | |--------------+---------------------------------------------| | Example: | AT +K4 &W | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by DTE. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +K0 | Flow control disabled. | |--------------+---------------------------------------------| | +K3 | CTS flow control to DTE enabled. | |--------------+---------------------------------------------| | +K4 | XON/XOFF flow control enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Qn [cmds] | |--------------+---------------------------------------------| | Example: | AT \Q0 A | |--------------+---------------------------------------------| | 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. | |--------------+---------------------------------------------| | \Q3 | RTS/CTS flow control enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Example: | AT\T20 | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-90 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOCK SERIAL PORT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Jn [cmds] | |--------------+---------------------------------------------| | Example: | AT %L3 %B14 \J0 | |--------------+---------------------------------------------| | Description: | Sets operation of serial port speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \J0 | Serial speed locked. | |--------------+---------------------------------------------| | \J1 | Serial speed follows connect speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | Maximum MNP block size is 64 characters. | |--------------+---------------------------------------------| | \A1 | Maximum MNP block size is 128 characters. | |--------------+---------------------------------------------| | \A2 | Maximum MNP block size is 192 characters. | |--------------+---------------------------------------------| | \A3 | Maximum MNP block size is 256 characters. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ON-LINE IN RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \O | |--------------+---------------------------------------------| | Example: | AT \O | |--------------+---------------------------------------------| | Description: | Returns to on-line and requests reliable | | | mode connection. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ON/OFF FAX TRANSMITTER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +Dn [cmds] | |--------------+---------------------------------------------| | Example: | AT +D2 &W | |--------------+---------------------------------------------| | Description: | Controls fax transmitter. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +D0 | Fax transmitter disabled. | |--------------+---------------------------------------------| | +D1 | Fax transmitter V.21 enabled. | |--------------+---------------------------------------------| | +D2 | Fax transmitter V.27/2400bps enabled. | |--------------+---------------------------------------------| | +D3 | Fax transmitter V.27/4800bps enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | PAGES TO TRANSMIT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +Pn [cmds] | |--------------+---------------------------------------------| | Example: | AT+P6 | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 1-255 | |--------------+---------------------------------------------| | Unit: | 1 page | |--------------+---------------------------------------------| | Description: | Sets the number of pages to be transmitted. | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESOLUTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +Rn [cmds] | |--------------+---------------------------------------------| | Example: | AT +R0 &W | |--------------+---------------------------------------------| | Description: | Controls the resolution of fax transmission | | | and receiving. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +R0 | Normal resolution enabled. | |--------------+---------------------------------------------| | +R1 | Fine resolution enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +Bn [cmds] | |--------------+---------------------------------------------| | Example: | AT +B5 &W | |--------------+---------------------------------------------| | Description: | Selects fax baud rate. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +B4 | Transmit at 2400bps | |--------------+---------------------------------------------| | +B5 | Transmit at 4800bps | |--------------+---------------------------------------------| | +B6 | Transmit at 7200bps. | |--------------+---------------------------------------------| | +B7 | Transmit at 9600bps. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SWITCH TO MNP MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \Z [cmds] | |--------------+---------------------------------------------| | Example: | AT \Z &W | |--------------+---------------------------------------------| | Description: | Switches to normal mode from MNP mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Format | AT [cmds] S16=n [cmds] | |---------------+--------------------------------------------| | Example: | ATS16=0 | |---------------+--------------------------------------------| | Default: | Unidentified | |---------------+--------------------------------------------| | 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. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] +Tn [cmds] | |--------------+---------------------------------------------| | Example: | AT +T1 &W | |--------------+---------------------------------------------| | Description: | Selects the type of test the fax will | | | perform. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +T0 | Test mode disabled. | |--------------+---------------------------------------------| | +T1 | Test mode 1, reports frames received in | | | ASCII Hex. | |--------------+---------------------------------------------| | +T2 | Test mode 2; reports frames received in | | | ASCII Hex, KDV output follows CD in fax CPM | | | mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | XON/XOFF PASS-THROUGH | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Xn [cmds] | |--------------+---------------------------------------------| | Example: | AT \X0 O | |--------------+---------------------------------------------| | Description: | Selects whether XON/XOFF signals are sent | | | to remote modem. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \X0 | XON/XOFF signals trapped by local modem. | |--------------+---------------------------------------------| | \X1 | XON/XOFF passed through local modem. | +------------------------------------------------------------+