Cinterion
®
ENS22-E AT Command Set
13. General Purpose I/O (GPIO) Pin related Commands
ENS22-E_ATC_V01.000
19/02/11
Page 174 of 189
13.
General Purpose I/O (GPIO) Pin related Commands
This chapter describes the AT commands used to access and configure the GPIO pins of
Cinterion
®
ENS22-E.
for electrical specifications of the GPIO pins.
13.1
AT^SPIO GPIO Driver Open/Close
write command opens and closes the General Purpose I/O (GPIO) driver. The command must be exe-
cuted before any GPIO related command can be used. The command does not reserve any GPIO lines, only the
driver required for their management will be started.
Syntax
Parameter Description
0
Close General purpose I/O driver
1
Open General purpose I/O driver
Test Command
AT^SPIO=?
Response(s)
^SPIO:
(list of supported
OK
Write Command
AT^SPIO=
Response(s)
OK
ERROR
+CME ERROR:
<err>
PIN Last
-
-
<mode>
(num)