16
5
Picture Request via SMS
The user can take pictures on-demand with the
snapshot
SMS command, using the following
structure:
password snapshot <camera number>
<camera number>
can have the following values:
•
0
–
the command applies to all configured cameras;
•
1
–
the command applies to the camera configured on PortA;
•
2
–
the command applies to the camera configured on PortB.
After sending the SMS command, the tracking device will send a response, using the following
structure:
snapshot <camera number> <answer>, <other camera number> <answer>
<answer>
can be one of the following:
•
ok
–
indicates that the camera took a picture successfully;
•
busy
–
indicates that the camera is busy with a previously taken picture at the moment;
•
n/a
–
indicates that the camera is either not configured on the given port, not connected or
not responding;
•
fullsd
–
indicates that the memory of the SD card is full and the picture will be discarded, as
there are no pictures to be overwritten;
•
err
–
indicates that there was an error.
Example 1
Request:
password snapshot 1
Response:
snapshot 1 ok
Example 2
Request:
password snapshot 0
Response:
snapshot 1 ok, 2 n/a
