EarthWeb    Click here for Qwest.com
HomeAccount InfoSubscribeLoginSearchMy ITknowlegeFAQSitemapContact Us
     

ITKnowledge Insider
      
 Read the current newsletter!     
   

  Search Tips
  Advanced Search
   
  

  

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
    Bookmark It

Search this book:
 
Previous Table of Contents Next


DATA PARITY
Type: Register
Format: AT [cmds] S14=n [cmds]
Description: Selects what type of parity bit will be transmitted.
Command Function
S14=0No parity.
     S14=1 Even parity.
     S14=2 Odd parity.

DATA STOP
Type: Configuration
Format: AT [cmds] S13=n [cmds]
Description: Selects how many stop bits will be transmitted.
Command Function
S13=01 stop bit.
     S13=1 1.5 stop bits.
     S13=2 2 stop bits.

DIAL MODE - ASYNCHRONOUS
Type: Register
Format: AT [cmds] S15=n [cmds]
Description: Selects how the CSU/DSU will perform dialing in asynchronous mode.
Command Function
     S15=0 Asynchronous dialing disabled.
     S15=1 Dial number in memory location 0 on DTR going high.
S15=2AT dialing enabled.
     S15=3 Dial number in memory location 0 on DTR going high and AT dialing enabled.

DIAL MODE - SYNCHRONOUS
Type: Register
Format: AT [cmds] S2=n [cmds]
Description: Selects how the CSU/DSU will perform dialing in synchronous mode.
Command Function
     S2=0 Synchronous dialing disabled.
     S2=1 Dial number in memory location 0 on DTR going high.
S2=2V.25bis dialing enabled.
     S2=3 Dial number in memory location 0 on DTR going high and V.25bis dialing enabled.

DSR SIGNAL
Type: Register
Format: AT [cmds] S9=n [cmds]
Description: Controls the behaviour of the DSR signal.
Command Function
S9=0DSR forced high.
     S9=1 DSR low when off-line or in test mode.

ECHO CANCELLER
Type: Register
Format: AT [cmds] S7=n [cmds]
Description: Controls the echo canceller tone.
Command Function
S7=0Echo canceller tone disabled.
     S7=1 Echo canceller tone enabled.

HELP
Type: Immediate
Format: AT [cmds] $ [cmds]
Description: Displays the help screens.

INACTIVITY TIMER
Type: Register
Format: AT [cmds] S3=n [cmds]
Description: Selects how long the line must be inactive for the CSU/DSU to disconnect.
Command Function
S3=0Disconnect on low DTR only.
     S3=1 Set inactivity timer to 10 minutes.
     S3=2 Set inactivity timer to 30 minutes.
     S3=3 Set inactivity timer to 60 minutes.
     S3=4 Set inactivity timer to 10 minutes and disconnect on low DTR.
     S3=5 Set inactivity timer to 30 minutes and disconnect on low DTR.
     S3=6 Set inactivity timer to 60 minutes and disconnect on low DTR.
     S3=7 Do not disconnect on inactivity or low DTR.

REDIAL
Type: Register
Format: AT [cmds] S1=n [cmds]
Default: 0
Range: 0 - 99
Unit: 1 redial
Description: Sets how many times the CSU/DSU will attempt to redial a failed call.

REMOTE CONFIGURATION REQUEST
Type: Register
Format: AT [cmds] S19=n [cmds]
Description: Controls requests for remote configuration.
Command Function
S19=0Remote configuration requests denied.
     S19=1 Remote configuration requests granted.

RESET
Type: Immediate
Format: AT [cmds] *Rn [cmds]
Description: Resets the CSU/DSU to power-up status.

RTS SIGNAL
Type: Register
Format: AT [cmds] S8=n [cmds]
Description: Controls the behaviour of the RTS signal.
Command Function
S8=0RTS forced high.
     S8=1 RTS follow CTS.


Previous Table of Contents Next

HomeAccount InfoSubscribeLoginSearchMy ITKnowledgeFAQSitemapContact Us
Products |  Contact Us |  About Us |  Privacy  |  Ad Info  |  Home

Use of this site is subject to certain Terms & Conditions, Copyright © 1996-2000 EarthWeb Inc. All rights reserved. Reproduction whole or in part in any form or medium without express written permission of EarthWeb is prohibited. Read EarthWeb's privacy statement.