Specifications

AT Command Set Reference
Ver. 1.00
GSM1308AT001 Page 226 Ver. 1.00 – 10/29/2008
4.4.1 $IOCFG GPIO Configuration
(continued)
Reference N/A
Standard Scope Optional
Enfora Implementation Scope Full
Notes 20 Digits where left bit represents GPIO 1
and right most bit represents GPIO 20.
Only GPIO 1 and GPIO 2 are controlled
by this command.
*User may enter all 20 settings at once or
enter just the first 8 GPIO (GPIO 3 – 20 will
not be effected).
Example: Output format for read command
AT$IOCFG?
$IOCFG: 11xxxxxxxxxxxxxxxxxxx 10xxxxxxxxxxxxxxxxxx
Configured I/O settings where
I/O OK pin 1 is an input and pin
2 is an output.
Current I/O settings where I/O pin 2
has been changed to an input line.