User's Manual

ST-100M Module
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4.5.3 Field
<mode>:
0 disables reporting
1 enables reporting
<serv>:
ASYNC asynchronous transparent
SYNC synchronous transparent
REL ASYNC asynchronous non-transparent
REL SYNC synchronous non-transparent
4.6 AT+CEER – Extended error report (Sec 6.10)
4.6.1 Description
Execution command causes the TA to return one or more lines of information text <report>, which offer the
user of the TA an extended report of the reason for
- the failure in the last unsuccessful call setup (originating or answering) or in-call modification;
- the last call release;
4.6.2 Format
Command Possible response(s)
+CEER +CEER: <cause>, <report>
+CEER=? +CR: <mode>
4.6.3 Field
<cause>: cause value listed in GSM 04.08 annex H.
<report>: string type describes cause value.
4.7 AT+CRC – Cellular result code (Sec 6.11)
4.7.1 Description
Set command controls whether or not the extended format of incoming call indication or GSM network
request for PDP context activation is used. When enabled, an incoming call is indicated to the TE with
unsolicited result code +CRING: <type> instead of the normal RING.
4.7.2 Format
Command Possible response(s)
+CRC=[<mode>]
+CRC? +CRC: <mode>
+CRC=? +CRC: (list of supported <mode>s)