User manual

CHAPTER 5 : INSTRUCTION SETS
5.4 V.25bis Auto call Unit
V.25bis auto call unit is used for auto calling in asynchronous and synchronous data
formats.
1. V.25bis Commands
a. CRNx - Call request - dial a phone number (x) entered on DTE keyboard.
b. CRSy - Call request - dial a phone number stored in specified memory
address (y). y=0-9.
c. PRNy;x - Program number - store a phone number (x) in specified
memory address (y). y=0-9
d. RLN - Request list of all stored numbers.
e. CIC - Connect incoming call. Auto answer enable.
f. DIC - Disregard incoming call. Auto answer disable.
2. V.25bis Responses
a. INC - Modem detects an incoming call.
b. INV - Modem received invalid command entry.
c. VAL - Modem received valid command entry.
d. LSN - Modem responses LSN when received RLN command.
e. CNX - Connection.
3. V.25bis Call Failure Responses
a. CFIET - Busy tone had been detected
b. CFIAB - Modem aborted a call.
c. CFIRT - Ringback timeout.
d. CFICB - Modem busy.
e. CFINS - No phone number is stored.
f. CFIND - No dial tone is detected.
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