3COM CORPORATION ================ COURIER HST WITH ASL Modem Type Data (synchronous/asynchronous) Maximum Data Rate 14.4Kbps Data Bus External Data Modulation Protocol Bell 103A/212A ITU-T V.22, V.22bis, V.23 Error Correction/Compression MNP5, V.42, V.42bis +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |------------------+----------+-------------------+----------| | Line out | CN1 | DC power | CN4 | |------------------+----------+-------------------+----------| | Line in | CN2 | Volume | R1 | |------------------+----------+-------------------+----------| | RS-232/422 | CN3 | Power switch | SW2 | +------------------------------------------------------------+ +------------------------------------------------------------+ | MI/MIC POLARITY | |------------------------------------------------------------| | Setting | J6 | J8 | |------------------+--------------------+--------------------| |>> Normal | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | Reversed | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | TX/RX PIN ASSIGNMENT | |------------------------------------------------------------| | Setting | SW3 | |-------------------------------+----------------------------| | Normal operation |>> Off | |-------------------------------+----------------------------| | Reverse TX/RX pin assignments | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTR SIGNAL | |------------------------------------------------------------| | Setting | SW1/1 | |-------------------------------+----------------------------| | DTR forced high | On | |-------------------------------+----------------------------| |>> DTR normal | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODES | |------------------------------------------------------------| | Setting | SW1/2 | |--------------------------------+---------------------------| |>> Verbose result codes enabled | Off | |--------------------------------+---------------------------| | Numeric result codes enabled | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODES DISPLAY | |------------------------------------------------------------| | Setting | SW1/3 | |-------------------------------+----------------------------| |>> Display enabled | On | |-------------------------------+----------------------------| | Display disabled | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | ECHO COMMANDS DISPLAY | |------------------------------------------------------------| | Setting | SW1/4 | |-------------------------------+----------------------------| |>> Local echo enabled | Off | |-------------------------------+----------------------------| | Local echo disabled | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO ANSWER | |------------------------------------------------------------| | Setting | SW1/5 | |-------------------------------------+----------------------| |>> Modem answers on first ring | On | |-------------------------------------+----------------------| | Modem does not answer on first ring | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CARRIER DETECT | |------------------------------------------------------------| | Setting | SW1/6 | |-------------------------------+----------------------------| |>> CD normal | Off | |-------------------------------+----------------------------| | CD forced high | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODES DISPLAY | |------------------------------------------------------------| | Setting | SW1/7 | |----------------------------------------------------+-------| |>> Display result codes in originate and answer | Off | | modes | | |----------------------------------------------------+-------| | Display result codes in Answer mode | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | AT COMMAND SET | |------------------------------------------------------------| | Setting | SW1/8 | |-------------------------------+----------------------------| |>> AT command set enabled | On | |-------------------------------+----------------------------| | AT command set disabled | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | ESCAPE CODE | |------------------------------------------------------------| | Setting | SW1/9 | |---------+--------------------------------------------------| |>> Off | Disconnect, go to command mode and display NO | | | CARRIER when escape character is received | |---------+--------------------------------------------------| | On | Go to command mode and display OK result code | | | when escape character is received | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER PROFILE | |------------------------------------------------------------| | Setting | SW1/10 | |----------------------------+-------------------------------| |>> Off | Use stored profile | |----------------------------+-------------------------------| | On | Use factory default | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICE/DATA | |------------------------------------------------------------| | Setting | SW4 | |------------------------------------------------------------| | Note: for switch functions see table for register S32. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) | |------------------------------------------------------------| | LED | Color | Status | Condition | |-----+-------+----------+-----------------------------------| | HS | Red | On | Modem is operating at 4800bps or | | | | | faster | |-----+-------+----------+-----------------------------------| | HS | Red | Off | Modem is operating at slower than | | | | | 4800bps | |-----+-------+----------+-----------------------------------| | AA | Red | On | Auto-answer enabled | |-----+-------+----------+-----------------------------------| | AA | Red | Off | Auto-answer disabled | |-----+-------+----------+-----------------------------------| | CD | Red | On | Carrier signal detected | |-----+-------+----------+-----------------------------------| | CD | Red | Off | Carrier signal not detected | |-----+-------+----------+-----------------------------------| | OH | Red | On | Modem is off-hook | |-----+-------+----------+-----------------------------------| | OH | Red | Off | Modem is on-hook | |-----+-------+----------+-----------------------------------| | RD | Red | Blinking | Modem is receiving data | |-----+-------+----------+-----------------------------------| | RD | Red | Off | Modem is not receiving data | |-----+-------+----------+-----------------------------------| | TD | Red | Blinking | Modem is transmitting data | |-----+-------+----------+-----------------------------------| | TD | Red | Off | Modem is not transmitting data | |-----+-------+----------+-----------------------------------| | TR | Red | On | DTR signal is high | |-----+-------+----------+-----------------------------------| | TR | Red | Off | DTR signal is low | |-----+-------+----------+-----------------------------------| | MR | Red | On | Power is on | |-----+-------+----------+-----------------------------------| | MR | Red | Off | Power is off | |-----+-------+----------+-----------------------------------| | MR | Red | Blinking | Retraining/test mode | |-----+-------+----------+-----------------------------------| | RS | Red | On | RTS signal is high | |-----+-------+----------+-----------------------------------| | RS | Red | Off | RTS signal is low | |-----+-------+----------+-----------------------------------| | CS | Red | On | CTS signal is high | |-----+-------+----------+-----------------------------------| | CS | Red | Off | CTS signal is low | |-----+-------+----------+-----------------------------------| | EC | Red | On | Error control enabled | |-----+-------+----------+-----------------------------------| | EC | Red | Off | Error control disabled | |-----+-------+----------+-----------------------------------| | EC | Red | Blinking | Modem is retransmitting data | |-----+-------+----------+-----------------------------------| | SYN | Red | On | Synchronous mode | |-----+-------+----------+-----------------------------------| | SYN | Red | Off | Asynchronous mode | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | BIT-MAPPED REGISTER S13 | |------------------------------------------------------------| | Format | AT [cmds] S13=n [cmds] | |---------------+--------------------------------------------| | Example: | ATS13=139 | |---------------+--------------------------------------------| | Default: | 0 | |---------------+--------------------------------------------| | Range: | 0 - 255 | |---------------+--------------------------------------------| | Unit: | Bit-mapped | |---------------+--------------------------------------------| | Description: | Controls DTR reset, DTR dialing, auto | | | answer, result code delay, reset dialing, | | | HST and MNP3. | |------------------------------------------------------------| | Bit | Value | Function | |---------+-------+------------------------------------------| | 0 |>> 0 1 | DTR normal. | | | | | | | | Reset on low DTR. | |---------+-------+------------------------------------------| | 1 |>> 0 1 | Auto answer operation normal. | | | | | | | | When ring detected, enter originate mode | | | | and listen for answer tone. | |---------+-------+------------------------------------------| | 2 |>> 0 1 | Pause 250 msec. before displaying result | | | | codes. | | | | | | | | Display result codes immediately. | |---------+-------+------------------------------------------| | 3 |>> 0 1 | DTR dialing disabled. | | | | | | | | DTR dialing enabled. | |---------+-------+------------------------------------------| | 4 |>> 0 1 | Reset dialing disabled. | | | | | | | | Reset dialing enabled. | |---------+-------+------------------------------------------| | 5 |>> 0 1 | HST enabled. | | | | | | | | HST disabled. | |---------+-------+------------------------------------------| | 6 |>> 0 1 | MNP 3 enabled. | | | | | | | | MNP 3 disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S15 | |------------------------------------------------------------| | Format: | AT [cmds] S15=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS15=139 | |----------------+-------------------------------------------| | Default: | 0 | |----------------+-------------------------------------------| | Range: | 0 - 127 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls HST high frequency equalization, | | | online fallback, back channel, | | | non-error-correcting mode buffer, MNP4, | | | and BS/DEL switch and MNP compliance | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------+-----------------------------------------| | 0 |>> 0 1 | HST high frequency equalization | | | | enabled. | | | | | | | | HST high frequency equalization | | | | disabled. | |----------+-------+-----------------------------------------| | 1 |>> 0 1 | Online fallback enabled. | | | | | | | | Online fallback disabled. | |----------+-------+-----------------------------------------| | 2 |>> 0 1 | 450bps back channel enabled. | | | | | | | | 450bps back channel disabled. | |----------+-------+-----------------------------------------| | 3 |>> 0 1 | Non-error-correcting mode transmit | | | | buffer set to 1.5KB. | | | | | | | | Non-error-correcting mode transmit | | | | buffer set to 128 bytes. | |----------+-------+-----------------------------------------| | 4 |>> 0 1 | MNP 4 enabled. | | | | | | | | MNP 4 disabled. | |----------+-------+-----------------------------------------| | 5 |>> 0 1 | Use backspace key for delete disabled. | | | | | | | | Use backspace key for delete enabled. | |----------+-------+-----------------------------------------| | 6 |>> 0 1 | MNP normal. | | | | | | | | MNP adjusted for non compliant modems. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format: | AT [cmds] S27=n [cmds] | |-----------------+------------------------------------------| | Example: | ATS27=139 | |-----------------+------------------------------------------| | Default: | 0 | |-----------------+------------------------------------------| | Range: | 0 - 191 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Controls V.21, V.42 answer tone and | | | handshake, and 9600 result codes. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+--------+---------------------------------------| | 0 |>> 0 1 | V.21 disabled. | | | | | | | | V.21 enabled. | |-----------+--------+---------------------------------------| | 1 |>> 0 | Not used. | |-----------+--------+---------------------------------------| | 2 |>> 0 | Not used. | |-----------+--------+---------------------------------------| | 3 |>> 0 1 | 2100Hz answer tone enabled. | | | | | | | | 2100Hz answer tone disabled. | |-----------+--------+---------------------------------------| | 5, 4 |>> 00 | V.42 detect, LAPM and MNP enabled. | | | 01 10 | | | | 11 | V.42 detect and LAPM enabled. | | | | | | | | MNP enabled. | | | | | | | | LAPM enabled. | |-----------+--------+---------------------------------------| | 6 |>> 0 | Not used. | |-----------+--------+---------------------------------------| | 7 |>> 0 1 | Actual result codes displayed. | | | | | | | | Force 9600 result codes. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK LENGTH | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S21=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS21=20 | |--------------+---------------------------------------------| | Default: | 10 | |--------------+---------------------------------------------| | Range: | Unidentified | |--------------+---------------------------------------------| | Unit: | 10 ms | |--------------+---------------------------------------------| | Description: | Sets the length of error control mode | | | breaks sent from DCE to DTE. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Yn [cmds] | |--------------+---------------------------------------------| | Example: | AT &Y0 | |--------------+---------------------------------------------| | Description: | Configures action of break signal. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &Y0 | Break empties buffer. | |--------------+---------------------------------------------| |>> &Y1 | Break empties buffer and is sent | | | immediately. | |--------------+---------------------------------------------| | &Y2 | Break does not empty buffer and is sent | | | immediately. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Kn [cmds] | |--------------+---------------------------------------------| | Example: | AT &K1 | |--------------+---------------------------------------------| | Description: | Controls data compression. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &K0 | Data compression disabled. | |--------------+---------------------------------------------| | &K1 | Data compression disabled when serial port | | | is locked. | |--------------+---------------------------------------------| | &K2 | Data compression enabled. | |--------------+---------------------------------------------| | &K3 | MNP 5 disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SPEED UPPER LIMIT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Nn [cmds] | |--------------+---------------------------------------------| | Example: | AT &N1 DT555-1212 | |--------------+---------------------------------------------| | Description: | Sets required connection speed if &U is set | | | to 0. Otherwise, sets fastest allowed | | | connection speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> &N0 | Variable. | |--------------+---------------------------------------------| | &N1 | 300bps | |--------------+---------------------------------------------| | &N2 | 1200bps | |--------------+---------------------------------------------| | &N3 | 2400bps | |--------------+---------------------------------------------| | &N4 | 4800bps | |--------------+---------------------------------------------| | &N5 | 7200bps | |--------------+---------------------------------------------| | &N6 | 9600bps | |--------------+---------------------------------------------| | &N7 | 12Kbps | |--------------+---------------------------------------------| | &N8 | 14.4Kbps | |--------------+---------------------------------------------| | &N9 | 16.8Kbps | |--------------+---------------------------------------------| | &N10 | 19.2Kbps | |--------------+---------------------------------------------| | &N11 | 21.6Kbps | |--------------+---------------------------------------------| | &N12 | 24Kbps | |--------------+---------------------------------------------| | &N13 | 26.4Kbps | |--------------+---------------------------------------------| | &N14 | 28.8Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | EXTENDED RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &An [cmds] | |--------------+---------------------------------------------| | Example: | AT &A1 %C1 | |--------------+---------------------------------------------| | Description: | Selects extended result codes. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &A0 | Extended result codes disabled. | |--------------+---------------------------------------------| | &A1 | ARQ result codes enabled. | |--------------+---------------------------------------------| |>> &A3 | Error control and compression result codes | | | enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XON | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S22=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS22=20 | |--------------+---------------------------------------------| | Default: | 17 | |--------------+---------------------------------------------| | Range: | 11-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used to represent XON. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XOFF | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S23=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS23=20 | |--------------+---------------------------------------------| | Default: | 19 | |--------------+---------------------------------------------| | Range: | 11-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used to represent XOFF. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL PASSTHROUGH | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &In [cmds] | |--------------+---------------------------------------------| | Example: | AT &I0 &W | |--------------+---------------------------------------------| | Description: | Allows modem to act on, then transmit | | | XON/XOFF characters. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> &I0 | Software flow control disabled. | |--------------+---------------------------------------------| | &I1 | XON/XOFF passthrough enabled. | |--------------+---------------------------------------------| | &I2 | XON/XOFF passthrough disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Hn [cmds] | |--------------+---------------------------------------------| | Example: | AT &H0 A | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by modem. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &H0 | Flow control disabled. | |--------------+---------------------------------------------| |>> &H1 | CTS/RTS flow control enabled. | |--------------+---------------------------------------------| | &H2 | XON/XOFF flow control enabled. | |--------------+---------------------------------------------| | &H3 | CTS/RTS and XON/XOFF flow control enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | HELP SCREENS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT $ | |--------------+---------------------------------------------| | Example: | AT &$ | |--------------+---------------------------------------------| | Description: | Shows command help screens for all commands | | | beginning with the given prefix, or no | | | prefix if none is given. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | $ | Shows ATx help screen. | |--------------+---------------------------------------------| | &$ | Shows AT&x help screen. | |--------------+---------------------------------------------| | D$ | Shows ATDx help screen. | |--------------+---------------------------------------------| | S$ | Shows S-register help screen. | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S19=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS19=20 | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | Unidentified | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. | +------------------------------------------------------------+ +------------------------------------------------------------+ | NETWORK ACCESS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Rn [cmds] | |--------------+---------------------------------------------| | Example: | AT %R1 &W | |--------------+---------------------------------------------| | Description: | Used with USR network management system. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| |>> %R0 | Network access disabled. | |--------------+---------------------------------------------| | %R1 | Network access enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPEAT COMMAND STRING | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] > [cmds] | |--------------+---------------------------------------------| | Example: | AT *D1 > #E1 | |--------------+---------------------------------------------| | Description: | Causes modem to repeat command string until | | | a keyboard key is pressed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | Reports RAM checksum result. | |--------------+---------------------------------------------| | I3 | Reports firmware version. | |--------------+---------------------------------------------| | I4 | Reports current command settings. | |--------------+---------------------------------------------| | I5 | Reports current NVRAM settings. | |--------------+---------------------------------------------| | I6 | Reports current connection's statistics. | |--------------+---------------------------------------------| | I7 | Reports configuration. | +------------------------------------------------------------+ +------------------------------------------------------------+ | STATUS REGISTER BIT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | Read: AT [cmds] Sn.m=0 or 1 [cmds] | | | | | | Write: AT [cmds] Sn.m=? [cmds] | |--------------+---------------------------------------------| | Example: | AT S40.4=1 S51.3? | |--------------+---------------------------------------------| | Description: | Sets/clears or reads bit m of register n. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TESTING | |------------------------------------------------------------| | Format | AT [cmds] S16=n [cmds] | |-----------------+------------------------------------------| | Example: | ATS16=32 | |-----------------+------------------------------------------| | Default: | 0 | |-----------------+------------------------------------------| | Range: | 0 - 15 | |-----------------+------------------------------------------| | Unit: | Bit-mapped | |-----------------+------------------------------------------| | Description: | Enables loopback tests. | |-----------------+------------------------------------------| | Note: | Bit 3 is read-only. | |------------------------------------------------------------| | Bit | Value | Function | |----------+--------+----------------------------------------| | 0 |>> 0 1 | Analog loopback test disabled. | | | | | | | | Analog loopback test enabled. | |----------+--------+----------------------------------------| | 1 |>> 0 1 | Dial test disabled. | | | | | | | | Dial test enabled. | |----------+--------+----------------------------------------| | 2 |>> 0 1 | Test pattern disabled. | | | | | | | | Test pattern enabled. | |----------+--------+----------------------------------------| | 3 |>> 0 1 | Remote digital loopback test disabled. | | | | | | | | Remote digital loopback test enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TIME DISPLAY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] Kn [cmds] | |--------------+---------------------------------------------| | Example: | AT K1 *L2 #E1 | |--------------+---------------------------------------------| | Description: | Displays the current call time or clock | | | time. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | K0 | Display length of last call. | |--------------+---------------------------------------------| | K1 | Display actual time. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TOUCH TONE RECOGNITION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Tn [cmds] | |--------------+---------------------------------------------| | Example: | AT %T &W | |--------------+---------------------------------------------| | Description: | Controls recognition of touch tones while | | | off hook. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %T | Enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT MAPPED REGISTER S34 | |------------------------------------------------------------| | Format: | AT [cmds] S34=n [cmds] | |----------------+-------------------------------------------| | Example: | ATS34=139 | |----------------+-------------------------------------------| | Default: | 0 | |----------------+-------------------------------------------| | Range: | 0 - 56 | |----------------+-------------------------------------------| | Unit: | Bit-mapped | |----------------+-------------------------------------------| | Description: | Controls V.23, MR LED function and | | | MI/MIC. | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------------+-----------------------------------| | 3 |>> 0 1 | V.23 disabled. | | | | | | | | V.23 enabled. | |----------+-------------+-----------------------------------| | 4 |>> 0 1 | MR LED normal. | | | | | | | | MR LED reflects DSR signal. | |----------+-------------+-----------------------------------| | 5 |>> 0 1 | MI/MIC disabled. | | | | | | | | MI/MIC enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICE/DATA SWITCH | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S32=n [cmds] | |--------------+---------------------------------------------| | Example: | ATS32=6 | |--------------+---------------------------------------------| | Default: | 1 | |--------------+---------------------------------------------| | Unit: | 1-7 | |--------------+---------------------------------------------| | Description: | Controls the function of SW4. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | 0 | Disabled. | |--------------+---------------------------------------------| | 1 | Switch between voice and originate mode. | |--------------+---------------------------------------------| | 2 | Switch between voice and answer mode. | |--------------+---------------------------------------------| | 3 | Redial. | |--------------+---------------------------------------------| | 4 | Dial number stored at position 0. | |--------------+---------------------------------------------| | 5 | Enable and disable Auto Answer. | |--------------+---------------------------------------------| | 6 | Reset. | |--------------+---------------------------------------------| | 7 | Start remote digital loopback test. | +------------------------------------------------------------+