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# PROMETHEUS PRODUCTS, INC
CYBERPORT PRO PC144IV
Card Type Fax, Modem (synchronous/asynchronous)
Chip Set Unidentified
I/O Options Speakerphone
Maximum Data Rate 14.4Kbps
Maximum Fax Rate 14.4Kbps
Data Bus 8-bit ISA
Fax Class Class II
Data Modulation Bell 103/212A
Protocol
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis
Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29,
Protocol V.33
Error MNP5, V.42, V.42bis
Correction/Compression
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out | CN1 | Microphone | CN4 |
| | | connection | |
|---------------------+---------+----------------------+-----|
| Line in | CN2 | Sound card | CN5 |
| | | connection | |
|---------------------+---------+----------------------+-----|
| Speaker connection | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, ‘+++’, ‘Comma’, A/ |
|------------------------------------------------------------|
| A, B, C, E, H, L, M, N, O, Q, S, V, W, X, Y, Z |
|------------------------------------------------------------|
| &C, &D, &F, &G, &J, &K, &P, &S, &U, &V, &W, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \C, \G, \V, \X, %E |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S25, S26, S36 |
|------------------------------------------------------------|
| S37, S38, S46, S48 |
|------------------------------------------------------------|
| Note: Please see MHI Help file for full command |
| documentation. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| BREAK TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Kn [cmds] |
|--------------+---------------------------------------------|
| 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 buffers 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 |
|-----------+------------------------------------------------|
| í \K5 | Send break with transmitted data |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode options |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| í &Q0 | Asynchronous mode, serial port speed |
| | follows connect speed. |
|--------------+---------------------------------------------|
| &Q5 | Error correction mode, to disable error |
| | correction use &Q0, &Q3 or &Q6, or modify |
| | S36, S46, or S48 |
|--------------+---------------------------------------------|
| &Q6 | Buffered asynchronous mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | MNP5 disabled |
|--------------+---------------------------------------------|
| %C1 | MNP5 enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECT MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the type of connection the modem |
| | will operate in |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \N0 | Normal mode enabled |
|--------------+---------------------------------------------|
| \N1 | Direct mode enabled |
|--------------+---------------------------------------------|
| \N2 | Reliable MNP mode enabled |
|--------------+---------------------------------------------|
| \N3 | Auto-reliable mode enabled |
|--------------+---------------------------------------------|
| \N4 | LAPM reliable mode enabled |
|--------------+---------------------------------------------|
| \N5 | Auto-reliable LAPM and buffer mode enabled |
|--------------+---------------------------------------------|
| \N6 | Auto-reliable LAPM and buffer mode plus MNP |
| | enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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. |
|--------------+---------------------------------------------|
| Modifier | Function |
|--------------+---------------------------------------------|
| L | Re-dial last number |
|--------------+---------------------------------------------|
| P | Pulse dialing enabled |
|--------------+---------------------------------------------|
| S=n | Dial stored telephone number n=0-3 |
|--------------+---------------------------------------------|
| T | Tone dialing enabled |
|--------------+---------------------------------------------|
| W | Dialing resumed following dial tone |
| | detection for amount of time specified in |
| | S7 register |
|--------------+---------------------------------------------|
| , | Dialing paused for amount of time specified |
| | in S8 register |
|--------------+---------------------------------------------|
| @ | Wait for quiet answer for amount of time |
| | specified in S7 register |
|--------------+---------------------------------------------|
| ! | Modem commanded to go off-hook for .5 |
| | second before returning on-hook |
|--------------+---------------------------------------------|
| ; | Modem returned to command state after |
| | dialing |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DICTIONARY SIZE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls dictionary size |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %D0 | Select 1/2Kbytes |
|--------------+---------------------------------------------|
| %D1 | Select 1Kbytes |
|--------------+---------------------------------------------|
| %D2 | Select 2Kbytes |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ERROR CONTROL BUFFER SIZE - MAXIMUM |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S50=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 200 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 Character |
|--------------+---------------------------------------------|
| Description: | Sets the maximum buffer size for error |
| | control |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ERROR CONTROL BUFFER SIZE - MINIMUM |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S49=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 10 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 Character |
|--------------+---------------------------------------------|
| Description: | Sets the minimum buffer size for error |
| | control |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets type of flow control used by modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \Q0 | Flow control disabled |
|--------------+---------------------------------------------|
| \Q1 | XON/XOFF; software flow control; RTS/CTS |
| | bi-directional enabled |
|--------------+---------------------------------------------|
| \Q2 | Unidirectional CTS interface signal enabled |
|--------------+---------------------------------------------|
| \Q3 | Bi-directional RTS/CTS flow control enabled |
|--------------+---------------------------------------------|
| \Q4 | Unidirectional XON/XOFF flow control by DCE |
| | 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports 3-digit product code |
|--------------+---------------------------------------------|
| I1 | Reports checksum |
|--------------+---------------------------------------------|
| I2 | Return ‘OK’ response |
|--------------+---------------------------------------------|
| I | Reports firmware version information |
|--------------+---------------------------------------------|
| I4 | Reports configuration settings |
+------------------------------------------------------------+