IBM 2196

B-8
IBM Personal Computer User Guide
Table1: AT commands
(
Continued
)
Command
Function
X1
Same as X0 plus all CONNECT responses/blind dialing
X2
Same as X1 plus dial tone detection
X3
Same as X1 plus busy signal detection/blind dialing
X4
All responses and dial tone and busy signal detection
Z
Reset and recall user profile