this SIM5218 AT command manual - Cooking Hacks

SIM5218 Serial AT Command Set
The command is used to set zoom in/out.
SIM PIN
NO
References
Vendor
Syntax
Test Command
AT+CCAMSETZ=
Write Command
AT+CCAMSETZ=
Responses
+CCAMSETZ:(-),()
OK
Responses
OK
If camera in a wrong state:
CAMERA INVALID STATE
ERROR
If camera not starting:
CAMERA NOT START
ERROR
Defined values
Range is -
The minimum of zoom for current dimension.
The maximum of zoom for current dimension.
The current zoom value.
NOTE
1. Before set the zoom for camera, advice to check response of command (AT+CCAMSETZ=).
2. Maybe value is different in different dimension, but it must between 0 and 91, include
0 and 91.
3. After executed this AT command but without actual effect, maybe we are not support this
function in your module.
Examples
AT+CCAMSETZ=
+CCAMSETZ:(0-30)(0)
OK
AT+CCAMSETZ=15
OK
SIM5218_Serial _ATC_V1.36 124
5/15/2012