ACER, INC. ========== Card Type Modem(synchronous/asynchronous), Fax Chip Set Unidentified Maximum Data Rate 28.8Kbps Maximum Fax Rate 14.4Kbps Data Bus External Fax Class Class I & II Data Modulation Bell 103A/212A Protocol ITU-T V.22, V.22bis, V.32, V.32bis, V.32terbo, V.34 Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29 Protocol Error MNP2-5, V.42, V.42bis Correction/Compression +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------------------------------------------------| | Line in | CN1 | RS-232/422 | CN3 | |-----------------------------+----------+------------+------| | Line out | CN2 | DC power | CN4 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) | |------------------------------------------------------------| | LED | Status | Condition | |------+--------+--------------------------------------------| | MR | On | Power is on | |------+--------+--------------------------------------------| | MR | Off | Power is off | |------+--------+--------------------------------------------| | TR | On | DTR signal is high | |------+--------+--------------------------------------------| | TR | Off | DTR signal is low | |------+--------+--------------------------------------------| | SD | On | Modem transmitting data | |------+--------+--------------------------------------------| | SD | Off | Modem not transmitting data | |------+--------+--------------------------------------------| | RD | On | Modem receiving data | |------+--------+--------------------------------------------| | RD | Off | Modem not receiving data | |------+--------+--------------------------------------------| | OH | On | Modem is off-hook | |------+--------+--------------------------------------------| | OH | Off | Modem is on-hook | |------+--------+--------------------------------------------| | CD | On | Carrier signal detected | |------+--------+--------------------------------------------| | CD | Off | Carrier signal not detected | |------+--------+--------------------------------------------| | AA | On | Auto-answer enabled | |------+--------+--------------------------------------------| | AA | Off | Auto-answer disabled | |------+--------+--------------------------------------------| | EC | On | Error correction in progress | |------+--------+--------------------------------------------| | EC | Off | Error correction inactive | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | AUTO ANSWER RING COUNT | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S0=n [cmds] | |--------------+---------------------------------------------| | Unit: | 1 ring | |--------------+---------------------------------------------| | Description: | Sets the number of rings allowed before the | | | modem automatically goes off-hook | |--------------+---------------------------------------------| | Note: | If S0=0, automatic-answering is disabled. | | | The A command must be used to go off-hook. | |------------------------------------------------------------| | Country | Default | Range | |------------------------+------------------+----------------| | Standard | 0 | 0-255 | |------------------------+------------------+----------------| | France | 0 | 0,2-3 | |------------------------+------------------+----------------| | Germany | 0 | 0-5 | |------------------------+------------------+----------------| | Switzerland | 0 | 0,2-9 | |------------------------+------------------+----------------| | Italy | 0 | 0,2 | +------------------------------------------------------------+ +------------------------------------------------------------+ | Auto-reliable fallback character | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S29=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | Unidentified | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | The character used for fallback in | | | auto-reliable mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | Baud rate set selection | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Nn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the type of baud rates the modem uses | |--------------+---------------------------------------------| | Note: | This command only functions in the external | | | version | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | %N0 | Sets modem to IBM PC DTE baud rates | |----------------+-------------------------------------------| | %N1 | Sets modem to NEC PC98 DTE baud rate set | | | 1 | |----------------+-------------------------------------------| | %N2 | Sets modem to NEC PC98 DTE baud rate set | | | 2 | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT MAPPED REGISTERS | |------------------------------------------------------------| | Register | Default | |------------------------------+-----------------------------| | S14 | 137 | |------------------------------+-----------------------------| | S15 | 83 | |------------------------------+-----------------------------| | S17 | 75 | |------------------------------+-----------------------------| | S19 | 3 | |------------------------------+-----------------------------| | S20 | 0 | |------------------------------+-----------------------------| | S21 | 48 | |------------------------------+-----------------------------| | S22 | 246 | |------------------------------+-----------------------------| | S23 | 12 | |------------------------------+-----------------------------| | S24 | 72 | |------------------------------+-----------------------------| | S27 | 0 | |------------------------------+-----------------------------| | S28 | 16 | +------------------------------------------------------------+ +------------------------------------------------------------+ | BLIND DIALING DELAY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S6=n [cmds] | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Duration of delay after modem goes off-hook | | | and before dialing blindly during modes set | | | by X0, X1 or X3 commands. | |------------------------------------------------------------| | Country | Default | Range | |------------------+--------------------+--------------------| | Standard | 2 | 2-255 | |------------------+--------------------+--------------------| | United Kingdom | 4 | 4-7 | |------------------+--------------------+--------------------| | Switzerland | 2 | 5-15 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CARRIER LOSS RESPONSE TIME | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S10=n [cmds] | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Maximum time allowed by the modem after | | | losing the carrier signal and prior to | | | initiating hang-up process. | |------------------------------------------------------------| | Country | Default | Range | |-----------------------+---------------------+--------------| | Standard | 14 | 1-255 | |-----------------------+---------------------+--------------| | Germany | 14 | 2-204 | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Qn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode options | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | i &Q0 | Asynchronous mode, serial port speed | | | follows connect speed. | |--------------+---------------------------------------------| | &Q1 | Asynchronous off-line command mode and | | | synchronous connect mode. | |--------------+---------------------------------------------| | &Q2 | If an off to on DTR transition occurs, | | | modem automatically dials first number in | | | directory, then activates synchronous | | | connect mode. | |--------------+---------------------------------------------| | &Q3 | Synchronous connect mode on high DTR. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATION PROTOCOLS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Bn [cmds] | |--------------+---------------------------------------------| | Description: | Selects the communication protocol for data | | | calls | |--------------+---------------------------------------------| | Note: | The B command allows the simultaneous | | | selection of more than one suffix, enabling | | | multiple protocols. | |--------------+---------------------------------------------| | Command | Protocol | |--------------+---------------------------------------------| | B0 | ITU-T V.22 at 1200bps or V.21 at 300 | |--------------+---------------------------------------------| | B1 | Bell 212A at 1200bps or Bell 103 at 300 | |--------------+---------------------------------------------| | B2 | In V.23 originate mode receive at 1200bps | | | transmit at 75bps; in answer mode receive | | | at 75bps transmit at 1200bps | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAL | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] D<#> [cmds] | |--------------+---------------------------------------------| | Description: | Dials telephone number according to any | | | modifiers included in the string | |--------------+---------------------------------------------| | Note: | Any combination of modifiers can be used to | | | produce the desired dial functions in | | | sequence. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | DP | Pulse dialing enabled | |--------------+---------------------------------------------| | DR | Answer mode enabled; originate mode | | | disabled following handshake initiation. | |--------------+---------------------------------------------| | DS=n | Dial stored telephone number n (n= 0 to 3) | |--------------+---------------------------------------------| | DT | Tone dialing enabled/Pulse dialing disabled | |--------------+---------------------------------------------| | DW | Dialing resumed following dial tone | | | detection | |--------------+---------------------------------------------| | D, | Dialing paused for amount of time specified | | | in S8 register | |--------------+---------------------------------------------| | D"WXY" | Optional method of denoting telephone | | | numbers. Letters enclosed in quotes are | | | interpreted as numbers according to the | | | system found on a telephone keypad. | |--------------+---------------------------------------------| | D! | Flash function initiated. Modem commanded | | | to go off-hook for specified time before | | | returning on-hook. | |--------------+---------------------------------------------| | D@ | Wait for Quiet Answer function enabled. | | | Modem waits until a "quiet answer," a | | | ring-back signal followed by silence up to | | | the time specified in S7, is received prior | | | to executing the rest of the dial string. | |--------------+---------------------------------------------| | D; | Modem returned to idle state after dialing. | | | The semicolon can only be placed at the end | | | of the dial command. | |--------------+---------------------------------------------| | D^ | Enables calling tone for data modem | +------------------------------------------------------------+ +------------------------------------------------------------+ | dumb mode | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Dn [cmds] | |--------------+---------------------------------------------| | Description: | Puts the modem into dumb mode | |--------------+---------------------------------------------| | Note: | Used in situations where the modem's | | | microprocessor is not required, such as | | | connection to a mainframe, leased line, or | | | in synchronous mode | |------------------------------------------------------------| | Command | Function | |---------------------------+--------------------------------| | %D0 | Dumb mode disabled | |---------------------------+--------------------------------| | %D1 | Dumb mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-90 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S30=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-90 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Maximum duration of DTE and DCE inactivity | | | allowed prior to initiating hang-up | | | process. | |--------------+---------------------------------------------| | Note: | S30=0 disables the timer and allows | | | indefinite inactivity. | +------------------------------------------------------------+ +------------------------------------------------------------+ | Modem connection speed | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Bn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum connection speed | |------------------------------------------------------------| | Command | Function | |----------------------------+-------------------------------| | %B300 | 300bps | |----------------------------+-------------------------------| | %B1200 | 1200bps | |----------------------------+-------------------------------| | %B2400 | 2400bps | |----------------------------+-------------------------------| | %B4800 | 4800bps | |----------------------------+-------------------------------| | %B7200 | 7200bps | |----------------------------+-------------------------------| | %B9600 | 9600bps | |----------------------------+-------------------------------| | %B12000 | 12.0Kbps | |----------------------------+-------------------------------| | %B14400 | 14.4Kbps | |----------------------------+-------------------------------| | %B16800 | 16.8Kbps | |----------------------------+-------------------------------| | %B19200 | 19.2Kbps | |----------------------------+-------------------------------| | %B21600 | 21.6Kbps | |----------------------------+-------------------------------| | %B24000 | 24.0Kbps | |----------------------------+-------------------------------| | %B26400 | 26.4Kbps | |----------------------------+-------------------------------| | %B28800 | 28.8Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | NO CARRIER TIME-OUT | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S7=n [cmds] | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Maximum time the modem waits after dialing | | | to detect a carrier signal from the remote | | | modem for both originating and answering | | | calls. | |--------------+---------------------------------------------| | Note: | W dial modifier also uses S7 to set the | | | maximum time to wait. | |------------------------------------------------------------| | Country | Default | Range | |------------------------+-------------------+---------------| | Standard | 45 | 1-255 | |------------------------+-------------------+---------------| | France | 45 | 30-85 | |------------------------+-------------------+---------------| | Germany | 45 | 5-80 | |------------------------+-------------------+---------------| | Switzerland | 45 | 5-55 | |------------------------+-------------------+---------------| | Italy | 50 | 45-50 | +------------------------------------------------------------+ +------------------------------------------------------------+ | PULSE DIALING RATIO | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Pn [cmds] | |--------------+---------------------------------------------| | Description: | Selects pulse dial make/break ratio | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &P0 | 33/67ms at 10pps (Europe) | |--------------+---------------------------------------------| | &P1 | 39/61ms at 10pps | |--------------+---------------------------------------------| | &P2 | 33/67ms at 20pps | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays information requested | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | I0 | Reports modem product code | |--------------+---------------------------------------------| | I1 | Reports ROM checksum | |--------------+---------------------------------------------| | I2 | Tests and reports ROM checksum | |--------------+---------------------------------------------| | I3 | Reports model and firmware identification | |--------------+---------------------------------------------| | I5 | Reports country code | +------------------------------------------------------------+ +------------------------------------------------------------+ | RTS TO CTS DELAY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S26=n [cmds] | |--------------+---------------------------------------------| | Default: | 1 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Unit: | .01 second | |--------------+---------------------------------------------| | Description: | Sets the duration of delay for CTS to | | | respond to RTS status change | |--------------+---------------------------------------------| | Note: | This is only used when &R0 is set. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TONE PULSE DURATION | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S11=n [cmds] | |--------------+---------------------------------------------| | Default: | 95 | |--------------+---------------------------------------------| | Range: | 50-255 | |--------------+---------------------------------------------| | Unit: | 1 ms | |--------------+---------------------------------------------| | Description: | DTMF tone pulse duration and time between | | | tone pulses for tone dialing operations. | |------------------------------------------------------------| | Country | Default | Range | |----------------------+-------------------+-----------------| | Standard | 95 | 50-255 | |----------------------+-------------------+-----------------| | France | 85 | 70-90 | |----------------------+-------------------+-----------------| | Germany | 85 | 85-95 | |----------------------+-------------------+-----------------| | Switzerland | 85 | 70-90 | |----------------------+-------------------+-----------------| | Italy | 85 | 65-150 | |----------------------+-------------------+-----------------| | Spain | 135 | 135-255 | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMISSION LEVEL - PSTN | |------------------------------------------------------------| | Type | Register or Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] S91=n [cmds] | |-------------+----------------------------------------------| | Unit | -1 dBm | |-------------+----------------------------------------------| | Description | Sets the signal level for transmission over | | | switched phone lines | |------------------------------------------------------------| | Country | Default | Range | |-----------------------+--------------------+---------------| | Standard | 12 | 0-15 | |-----------------------+--------------------+---------------| | Sweden | 14 | 0-15 | +------------------------------------------------------------+