SYSGRATION, LTD.
33.6K/56K VOICE/FAX/MODEM (EXTERNAL)
Card Type | Modem |
Chip Set | Unidentified |
I/O Options | Line out, line in, 25-pin DTE port, speaker out, microphone in, power |
Maximum Modem Rate | 56Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Modulation Protocol | Bell 103/212A ITU-T V.22, V.22bis, V.32, V.32bis, V.34, 56Kflex |
Fax Modulation Protocol | ITU-T V.17, V.21 CH.2, V.27ter, V.29 |
Error Correction/Compression | MNP5, V.42, V.42bis |
Fax Class | Class I |
Data Bus | External |

CONNECTIONS | |||
Function | Label | Function | Label |
Line out (RJ-11) | CN1 | Speaker out | CN5 |
Line in (RJ-11) | CN2 | Microphone in | CN6 |
25-pin DTE port | CN3 | Power switch | SW1 |
Power | CN4 | ||
DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
HS | Unidentified | On | Modem is operating at 2400bps or higher |
HS | Unidentified | Off | Modem is operating at speed lower than 2400bps |
AA | Unidentified | On | Auto-answer enabled |
AA | Unidentified | Off | Auto-answer disabled |
CD | Unidentified | On | Carrier signal detected |
CD | Unidentified | Off | Carrier signal not detected |
OH | Unidentified | On | Modem is off hook |
OH | Unidentified | Off | Modem is on hook |
SD | Unidentified | On | Modem is transmitting data |
SD | Unidentified | Off | Modem is not transmitting data |
RD | Unidentified | On | Modem is receiving data |
RD | Unidentified | Off | Modem is not receiving data |
TR | Unidentified | On | DTR signal is high |
TR | Unidentified | Off | DTR signal is low |
MR | Unidentified | On | Power is on |
MR | Unidentified | Off | Power is off |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, ‘+++’, A/ |
A, B, E, H, M, 0, Q, V, W, X, Y, Z |
&C, &J, &M, &P, &Q, &R, &T, &V, &W, &X, &Y, &Z |
Extended AT Commands |
%E, %L, %Q |
\A, \B, \K, \N |
Special Commands |
#CID |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9,S10, S11, S12, S14, S16, S18, S21, S22, S23, S24, S25 |
S26, S27, S29, S30, S31, S32, S33, S36, S37, S38, S39, S40, S41, S46, S48, S82, S91, S92, S95 |
Note: See MHI Help File for full command documentation. |
PROPRIETARY AT COMMAND SET
AUTO-MODE DETECTION | |
Type: | Configuration |
Format: | AT [cmds] N n [cmds] |
Description: | Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed. |
| Command | Function |
N0 | Auto-mode detection disabled. Handshake begins at line speed designated by the S37 register. If S37=0 handshake follows interface speed |
| N1 | Auto-mode detection enabled. Handshake begins at line speed designated by the S37 register. If S37=0 handshake at highest possible speed with fallback to lower speed if necessary |
DATA SET READY (DSR) | |
Type: | Configuration |
Format: | AT [cmds] &S n [cmds] |
Description: | Selects DSR options |
| Command | Function |
&S0 | DSR forced high |
&S1 | DSR high only while modem is handshaking or connected |
DATA TERMINAL READY (DTR) | ||||
Type: | Configuration | |||
Format: | AT [cmds] &D n [cmds] | |||
Description: | Selects modem response to DTR | |||
Note: The action each variant of &D causes depends on the setting of &Q | ||||
&Q Setting | &D0 | &D1 | &D2 | &D3 |
&Q0, &Q5, &Q6 | Command 0 | Command 1 | Command 2 | Command 4 |
&Q1, &Q4 | Command 2 | Command 1 | Command 2 | Command 4 |
&Q2, &3 | Command 2 | Command 2 | Command 2 | Command 2 |
| Command | Function | |||
Command 0 | Modem does not respond to DTR | |||
Command 1 | Modem goes to command mode after DTR goes is off | |||
Command 2 | Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled. | |||
Command 3 | Modem is initialized after DTR goes off | |||
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 |
DL | Re-dial last number |
DP | Pulse dialing enabled |
DS=n | Dial stored telephone number n |
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! | Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook. |
D@ | Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by 5 seconds of silence is received prior to executing the rest of the dial string. |
FACTORY DEFAULT PROFILE | |
Type: | Configuration |
Format: | AT [cmds] &F [cmds] |
Description: | Sets values in active profile to values found in the default profile |
| Command | Function |
&F0 | Load factory configuration 0 |
&F1 | Load factory configuration 1 |
FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] &K n [cmds] |
Description: | Enables flow control options |
| Command | Function |
&K0 | Flow control disabled |
&K3 | RTS/CTS flow control enabled |
&K4 | XON/XOFF flow control enabled |
&K5 | Transparent XON/XOFF flow control enabled |
&K6 | Both RTS/CTS & XON/XOFF flow control enabled |
GUARD TONE | |
Type: | Configuration |
Format: | AT [cmds] &G n [cmds] |
Description: | Commands the modem to transmit a guard tone in V.22/V.22bis |
| Command | Function |
&G0 | Guard tone disabled |
&G1 | Guard tone disabled |
&G2 | 1800Hz guard tone enabled |
LINE TYPE | |
Type: | Configuration |
Format: | AT [cmds] &L n [cmds] |
Description: | Selects line type |
Command | Line Type |
&L0 | Switched line (PSTN/Dial-up) |
REPORT INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] I n [cmds] |
Description: | Displays information requested |
Command | Function |
I0 | Reports product ID code |
I1 | Reports ROM checksum |
I2 | Reports "ERROR" |
I3 | Reports firmware version 1 |
I4 | Reports firmware version 2 |
I5 | Reports country code |
I6 | Reports data pump model and internal code |
I7 | Reports DAA code |
SPEAKER VOLUME | ||
Type: | Configuration | |
Format: | AT [cmds] L n [cmds] | |
Description: | Controls speaker volume | |
| Command | Function | |
L0 | Low volume setting | |
| » | L1 | Low volume setting |
L2 | Medium volume setting | |
L3 | Highest volume setting | |
TRANSMIT CARRIER | |
Type: | Configuration |
Format: | AT [cmds] C n [cmds] |
Description: | Controls the transmit carrier switching |
| Command | Function |
C1 | Transmit carrier enabled |
EXTENDED AT COMMAND SET
EXTENDED RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] \V n [cmds] |
Description: | Selects extended result codes |
Command | Function |
\V0 | Connect messages are controlled by: X, W, and register S95 |
\V1 | Extended result codes enabled |
STANDARD DTE SPEED | |
Type: | Configuration |
Format: | AT [cmds] %N n [cmds] |
Description: | Selects |
Command | Function |
%N0 | Standard DTE speed enabled |
%N1 | Non-standard DTE speed for 8/10MHz NEC PC enabled |
%N2 | Non-standard DTE speed for 5/10/12/20/25 MHz PC98 |
SPECIAL COMMANDS
MODULATION SELECTION | |
Type: | Configuration |
Format: | AT [cmds] +MS= x,y,z,a,b,c [cmds] |
Description: | Sets options for active protocol; the transfer rates specified by z and a must be valid for the protocol selected. |
Command | Function |
x=0 | V.21 |
x=1 | V.22 |
x=2 | V.22bis |
x=3 | V.23 |
x=9 | V.32 |
x =10 | V.32bis |
x=11 | V.34 |
x=56 | K56flex |
x =64 | Bell 103 |
x =69 | Bell 212A |
y =0 | Automode disabled |
y =1 | Auto-detect highest speed enabled |
z, a=300 | Set minimum or maximum transfer rate at 300bps, respectively. |
z, a =1200 | Set minimum or maximum transfer rate at 1200bps, respectively. |
z, a =2400 | Set minimum or maximum transfer rate at 2400bps, respectively. |
z, a =4800 | Set minimum or maximum transfer rate at 4800bps, respectively. |
z, a =7200 | Set minimum or maximum transfer rate at 7200bps, respectively. |
z, a =9600 | Set minimum or maximum transfer rate at 9600bps, respectively. |
z, a =12000 | Set minimum or maximum transfer rate at 12000bps, respectively. |
z, a =14400 | Set minimum or maximum transfer rate at 14400bps, respectively. |
z, a =16800 | Set minimum or maximum transfer rate at 16800bps, respectively. |
z, a =19200 | Set minimum or maximum transfer rate at 19200bps, respectively. |
z, a =21600 | Set minimum or maximum transfer rate at 21600bps, respectively. |
z, a =24000 | Set minimum or maximum transfer rate at 24000bps, respectively. |
z, a =26400 | Set minimum or maximum transfer rate at 26400bps, respectively. |
z, a =28800 | Set minimum or maximum transfer rate at 28800bps, respectively. |
z, a =33600 | Set minimum or maximum transfer rate at 33600bps, respectively. |
z, a =56000 | Set minimum or maximum transfer rate at 56000bps, respectively. |
b =0 | m |
b= 1 | A |
c =0 | Robbed bit signaling disabled |
c=1 | Robbed bit signaling enabled |
S(status) -REGISTERS
BIT-MAPPED REGISTER S19 | |
Format | AT [cmds] S19= n [cmds] |
Range: | Unidentified |
Default: | 0 |
Unit: | Bit-mapped |
Description: | Selects autosync options. Further information is unavailable |
BIT-MAPPED REGISTER S20 | |
Format | AT [cmds] S19= n [cmds] |
Range: | 0-255 |
Default: | 0 |
Unit: | Bit-mapped |
Description: | Selects autosync HDLC address or BSC sync character options. Further information is unavailable |