Specifications

AT Command Set Reference
Ver. 1.00
GSM1308AT001 Page 232 Ver. 1.00 – 10/29/2008
4.4.4. $IOGPA GPIO Byte Control
Command Function: This command allows the user to set the
state of all GPIO bits simultaneously. Only
GPIO pins previously configured as outputs
will be effected.
( See AT$IOCFG )
Command Functional
Group Enfora Specific
Command Format Query AT$IOGPA=?
Response $IOGPA: (20 0s - 20 1s)
OK
Write Format AT$IOGPA=<mode>
Response OK
Read Format AT$IOGPA?
Response $IOGPA: <current setting>
<configured setting>
OK
Execution Format N/A
Response N/A
Parameter Values
<mode> 0 off
1 on