User's Manual

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TECHNICAL MANUAL
Telit GM862 PCS
Tri Band GPRS Data Terminal System Rev.1
2.4.2.5 I - Request identifier and software checksum
I – request identifier and software checksum
Execute command
Read command
Write command
ATI <n> Returns the identifier and a software checksum.
Parameter:
<n> = 0 numerical identifier.
<n> = 1 GM862-PCS checksum
<n> = 2 checksum check result
<n> = 3 manufacturer, software product code
<n> = 4 product name
<n> = 5 DOB version
Test command
Example
Reference V25ter
SW release Version A
2.4.2.6 &C - data carrier detect (DCD) control
&C – Data carrier detect (DCD) control
Execute command
Read command
Write command
AT&C <n> Controls the RS232 DCD output behaviour.
Parameter:
<n> = 0 DCD remains high always.
<n> = 1 DCD follows the Carrier detect status: if carrier is detected DCD is
high, otherwise DCD is low. (default)
Test command
Example
Reference V25ter
SW release Version A