Sony Ericsson TT4031 (SE-GM29) - Manual (Page 141)

Owner’s Manual Rev 1.0 Page 141 of 141
Interface
10.1 AT+CPIN PIN Control
See 3.23, AT+CPIN PIN Control
10.2 AT&C Circuit 109 (DCD) Control
Description Command Possible Responses
Set behavior of carrier
detect
AT&C[<value>] OK
ERROR
Determines the behaviour of the carrier detect.
<value> Description
0 DCD always on
1 DCD follows the connection. Default value
10.3 AT&D Circuit 108 (DTR) Response
Description Command Possible Responses
Control actions from
DTE
AT&D[<value>] OK
ERROR
Controls all actions initiated by data terminal ready from DTE.
<value> Description
0 Ignore. Default value
1 When in on-line data mode, switch to on-line command
mode. For all other states, see <value>=2
2 Disconnect and switch to off-line command mode