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Micro House PC Hardware Library Volume II: Network Interface Cards And Modems
by Micro House International, Inc. and Scott Mueller
Que, Macmillan Computer Publishing
ISBN: 078971664x Pub Date: 06/17/98
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WISECOM, INC.
DATA/FAX MODEM 28.8 V.34
Card Type
| Fax, Modem (asynchronous)
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Chip Set
| Unidentified
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Maximum Data Rate
| 28.8Kbps
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Maximum Fax Rate
| 14.4Kbps
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Data Bus
| 8-bit ISA
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Fax Class
| Class I & II
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Data Modulation Protocol
| Bell 103A/212A
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| ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.34
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| Rockwell V.FC
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Fax Modulation Protocol
| ITU-T V.17, V.21CH2, V.27ter, V.29
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Error Correction/Compression
| MNP5, V.42, V.42bis
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CONNECTIONS
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Function
| Label
| Function
| Label
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Line in
| CN1
| Line out
| CN2
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SERIAL PORT ADDRESS
|
Setting
| JP8/1
| JP8/2
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COM1 (3F8h)
| Pins 1 & 2 closed
| Pins 1 & 2 closed
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COM2 (2F8h)
| Pins 2 & 3 closed
| Pins 1 & 2 closed
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COM3 (3E8h)
| Pins 1 & 2 closed
| Pins 2 & 3 closed
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COM4 (2E8h) | Pins 2 & 3 closed
| Pins 2 & 3 closed
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INTERRUPT
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Setting
| JP8/3
| JP8/4
| JP8/5
| JP8/6
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2
| Closed
| Open
| Open
| Open
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3 | Open
| Closed
| Open
| Open
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4
| Open
| Open
| Closed
| Open
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5
| Open
| Open
| Open
| Closed
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Proprietary AT Command Set
AUTO-RETRAIN - FALLBACK/FALLFORWARD
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Type:
| Configuration
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Format:
| AT [cmds] %En [cmds]
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Description:
| Controls auto-retrain mode and fallback/fall forward
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Command
| Function
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%E0
| Auto-retrain disabled
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%E1
| Auto-retrain enabled
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%E2 | Fallback/fall forward enabled
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BIT MAPPED REGISTERS
|
Register
| Default
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S14
| Unidentified
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S16
| 0
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S21
| Unidentified
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S22
| Unidentified
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S23
| Unidentified
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S27
| Unidentified
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S31
| Unidentified
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S39
| 3
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S40
| 105
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S41
| 3
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BREAK SEND
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Type:
| Configuration
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Format:
| AT [cmds] \Bn [cmds]
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Default:
| 3
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Range:
| 0-9
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Unit:
| .1 second
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Description:
| Sends break to modem
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BREAK TYPE
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Type
| Configuration
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Format
| AT [cmds] \Kn [cmds]
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Default
| 5
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Range
| 0-5
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Description
| Configures action of break signal
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COMPRESSION
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Type:
| Configuration
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Format:
| AT [cmds] %Cn [cmds]
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Description:
| Selects data compression
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Command
| Function
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%C0
| Data compression disabled
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%C1
| MNP5 enabled
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%C2
| V.42bis enabled
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%C3 | MNP5 and V.42bis enabled
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CONNECT MODE
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Type:
| Configuration
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Format:
| AT [cmds] \Nn [cmds]
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Description:
| Sets connect mode
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Command
| Function
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\N0
| Normal mode enabled
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\N1
| Direct mode only enabled
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\N2
| V.42 and MNP mode enabled
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\N3 | V.42, MNP, or Normal mode enabled
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\N4
| V.42 mode only enabled
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\N5
| MNP mode only enabled
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DISPLAYS LINE SIGNAL LEVEL
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Type:
| Immediate
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Format:
| AT [cmds] %L [cmds]
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Description:
| Displays received line signal level
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DISPLAYS LINE SIGNAL QUALITY
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Type:
| Immediate
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Format:
| AT [cmds] %Q [cmds]
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Description:
| Displays line signal quality
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FAX TRANSMIT LEVEL
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Type:
| Register
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Format:
| AT [cmds] S92=n [cmds]
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Default:
| 10
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Range:
| 0-15
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Unit:
| -1dBm
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Description:
| Controls fax transmission level
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