WISECOM, INC.
DATA/FAX MODEM 28.8 V.34
Card Type | Fax, Modem (asynchronous) |
Chip Set | Unidentified |
Maximum Data Rate | 28.8Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Bus | 8-bit ISA |
Fax Class | Class I & II |
Data Modulation Protocol | Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.34 Rockwell V.FC |
Fax Modulation Protocol | ITU-T V.17, V.21CH2, V.27ter, V.29 |
Error Correction/Compression | MNP5, V.42, V.42bis |
CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Line in | CN1 | Line out | CN2 |
SERIAL PORT ADDRESS | ||
Setting | JP8/1 | JP8/2 |
COM1 (3F8h) | Pins 1 & 2 closed | Pins 1 & 2 closed |
COM2 (2F8h) | Pins 2 & 3 closed | Pins 1 & 2 closed |
COM3 (3E8h) | Pins 1 & 2 closed | Pins 2 & 3 closed |
í COM4 (2E8h) | Pins 2 & 3 closed | Pins 2 & 3 closed |
INTERRUPT | ||||
Setting | JP8/3 | JP8/4 | JP8/5 | JP8/6 |
2 | Closed | Open | Open | Open |
í 3 | Open | Closed | Open | Open |
4 | Open | Open | Closed | Open |
5 | Open | Open | Open | Closed |
Proprietary AT Command Set
AUTO-RETRAIN - FALLBACK/FALLFORWARD | |
Type: | Configuration |
Format: | AT [cmds] %En [cmds] |
Description: | Controls auto-retrain mode and fallback/fall forward |
Command | Function |
%E0 | Auto-retrain disabled |
%E1 | Auto-retrain enabled |
í %E2 | Fallback/fall forward enabled |
BIT MAPPED REGISTERS | |
Register | Default |
S14 | Unidentified |
S16 | 0 |
S21 | Unidentified |
S22 | Unidentified |
S23 | Unidentified |
S27 | Unidentified |
S31 | Unidentified |
S39 | 3 |
S40 | 105 |
S41 | 3 |
BREAK SEND | |
Type: | Configuration |
Format: | AT [cmds] \Bn [cmds] |
Default: | 3 |
Range: | 0-9 |
Unit: | .1 second |
Description: | Sends break to modem |
BREAK TYPE | |
Type | Configuration |
Format | AT [cmds] \Kn [cmds] |
Default | 5 |
Range | 0-5 |
Description | Configures action of break signal |
COMPRESSION | |
Type: | Configuration |
Format: | AT [cmds] %Cn [cmds] |
Description: | Selects data compression |
Command | Function |
%C0 | Data compression disabled |
%C1 | MNP5 enabled |
%C2 | V.42bis enabled |
í %C3 | MNP5 and V.42bis enabled |
CONNECT MODE | |
Type: | Configuration |
Format: | AT [cmds] \Nn [cmds] |
Description: | Sets connect mode |
Command | Function |
\N0 | Normal mode enabled |
\N1 | Direct mode only enabled |
\N2 | V.42 and MNP mode enabled |
í \N3 | V.42, MNP, or Normal mode enabled |
\N4 | V.42 mode only enabled |
\N5 | MNP mode only enabled |
DISPLAYS LINE SIGNAL LEVEL | |
Type: | Immediate |
Format: | AT [cmds] %L [cmds] |
Description: | Displays received line signal level |
DISPLAYS LINE SIGNAL QUALITY | |
Type: | Immediate |
Format: | AT [cmds] %Q [cmds] |
Description: | Displays line signal quality |
FAX TRANSMIT LEVEL | |
Type: | Register |
Format: | AT [cmds] S92=n [cmds] |
Default: | 10 |
Range: | 0-15 |
Unit: | -1dBm |
Description: | Controls fax transmission level |
FLASH DIAL MODIFIER TIME | |
Type: | Register |
Format | AT [cmds] S29=n [cmds] |
Default: | 0 |
Range: | 0-255 |
Unit: | .01 seconds |
Description: | Time the modem will go on-hook upon receiving the ! dial modifier in dial string. |
FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] \Gn [cmds] |
Description: | Selects modem port flow control |
Command | Function |
í \G0 | Flow control disabled |
\G1 | Flow control enabled |
FLOW CONTROL CHARACTER - XOFF | |
Type: | Register |
Format: | AT [cmds] S33=n [cmds] |
Default: | 19 |
Range: | 0-255 |
Unit: | ASCII |
Description: | Sets the character used to represent XOFF |
FLOW CONTROL CHARACTER - XON | |
Type: | Register |
Format: | AT [cmds] S32=n [cmds] |
Default: | 17 |
Range: | 0-255 |
Unit: | ASCII |
Description: | Sets the character used to represent XON |
MAXIMUM BLOCK SIZE FOR TRANSMISSION | |
Type: | Configuration |
Format: | AT [cmds] \An [cmds] |
Description: | Sets the maximum transmittable block size |
Command | Function |
\A0 | MNP block size is 64 characters |
\A1 | MNP block size is 128 characters |
\A2 | MNP block size is 192 characters |
í \A3 | MNP block size is 256 characters |
MODULATION SELECTION | |
Type: | Configuration |
Format: | AT [cmds] +MS=xx,y,zzz,aaa [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 |
í x=11 | V.34 |
x=64 | Bell 103A |
x=69 | Bell 212A |
x=74 | V.FC |
y =0 | Automode disabled |
í y=1 | Automode enabled with V.8 or V.32 |
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. |
MODULATION SELECTION DISPLAY | |
Type: | Immediate |
Format: | AT [cmds] +MS? [cmds] |
Description: | Displays modulation, automode, minimum rate and maximum rate settings |
SLEEP TIMER | |
Type: | Register |
Format | AT [cmds] S24=n [cmds] |
Default: | 0 |
Range: | 0-255 |
Unit: | 1 second |
Description: | Maximum duration of DTE and DCE inactivity allowed prior to initiating low-power sleep mode. |
TRANSMIT ATTENUATION LEVEL | |
Type: | Register |
Format: | AT [cmds] S91=n [cmds] |
Default: | 10 |
Range: | 0-15 |
Unit: | -1dBm |
Description: | Controls transmission attenuation level |