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Micro House PC Hardware Library Volume II: Network Interface Cards And Modems 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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TOPOLOGY
Type: Parameter
Format: TOPOLOGY xx
Description: Sets the topology that the TA will use when it is configured for an AT&T 5ESS switch.
Command Function
TOPOLOGY MULTIPOINT Multipoint 5ESS in use.
TOPOLOGY POINT-TO-POINT Point-to-point 5ESS in use.

WHITELIST
Type: Parameter
Format: WHITELIST n <#>
Description: Adds the number indicated to the whitelist at storage space n. n must be between 1 and 32.

V.120 COMPATIBILITY
Type: Parameter
Format: CALL SETUP xx
Description: Selects how similar the V.120 protocol the TA uses is to the official standard. Some switches and TAs will not connect with full V.120 protocol, so try both settings in these cases.
Command Function
CALL SETUP MAXIMUM Sets full V.120 compatible mode.
CALL SETUP MINIMUM Sets V.120 variant mode.

CARDINAL TECHNOLOGIES, INC.

MVP288XV

Modem Type Data (synchronous/asynchronous)/Fax/Voice
Maximum Data Rate 28.8Kbps
Maximum Fax Rate 14.4Kbps
Data Bus External
Fax Class Class I & II
Data Modulation Protocol Bell 103A/212A
ITU-T V.21, V.22, V.22bis, V.23, 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
Purpose Location Purpose Location
Line out CN1 On/Off/Volume R1
Line in CN2 Speed Bar LEDs
RS-232/422 CN3    

DIAGNOSTIC LED(S)
LED Color Status Condition
RI Red Blinking Phone is ringing
RI Red Off Phone not ringing
CD Red On Carrier signal detected
CD Red Blinking Modem is retraining
CD Red Off Carrier signal not detected
OH Red On Modem is off-hook
OH Red Off Modem is on-hook
RD Red On Modem is receiving data
RD Red Off Modem is not receiving data
SD Red On Modem is transmitting data
SD Red Off Modem is not transmitting data
TR Red On DTR signal is high
TR Red Off DTR signal is low

Proprietary AT Command Set

AUTO-RETRAIN-FALLBACK/FALLFORWARD
Type: Configuration
Format: AT [cmds] %En [cmds]
Example: AT %E2 <CR>
Description: Controls auto-retrain mode and fallback/fall forward.
Command Function
     %E0 Auto-retrain disabled.
     %E1 Auto-retrain enabled.
%E2Fallback/fall forward enabled.

BIT-MAPPED REGISTERS
Register Default
S14 138
S16 0
S21 52
S22 117
S23 62
S27 73
S28 0
S31 194
S39 3
S40 104
S41 195

BREAK SEND
Type: Configuration
Format: AT [cmds] \Bn [cmds]
Example: AT \B3 &W<CR>
Default: 3
Range: 1-9
Unit: .1 second
Description: Sends break to modem.


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