Extended At Commands - IBM 2196 User Manual

Extended AT commands

Table 3: Extended AT commands
Command
&C0
&C1
&D0
&D1
&D2
&F
&G0
&G1
&G2
&V
IBM Personal Computer User Guide
B-10
Function
Carrier Detect (CD) always on
Turn on CD when remote carrier is present
DTR signal ignored
Modem returns to Command Mode after DTR toggle
Modem hangs up and returns to the command mode after DTR toggle
Load factory default configuration
Guard tone disabled
550 Hz guard tone enabled
1800 Hz guard tone enabled
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