Specifications

SIM900 AT Commands Set
SIM900_ATC_V1.01 141 23.06.2010
6.2.25 AT+CCID Show ICCID
AT+CCID Show ICCID
Test Command
AT+CCID =?
Response:
OK
Response:
Ccid data [ex. 898600810906F8048812]
OK
Execution
Command
AT+CCID
Parameter
Reference Note
6.2.26 AT+CMTE Set Critical Temperature Operating Mode or Query Temperature
AT+CMTE Set Critical Temperature Operating Mode or Query Temperature
Response
+CMTE: <mode><Temperature>
OK
Read Command
AT+CMTE?
Parameters
See Write Command
Response
OK
ERROR
Write Command
AT+CMTE=
<mode>
Parameters
<mode>
0 disable temperature detection
1 enable temperature detection
< Temperature> range of -40 to 90
Reference
Note
z When temperature is extreme high or low, product will power off.
z URCs indicating the alert level "1" or "-1" are intended to enable the
user to take appropriate precautions, such as protect the module from
exposure to extreme conditions, or save or back up data etc.
z Level "2" or "-2" URCs are followed by immediate shutdown.
6.2.27 AT+CBTE Battery Temperature Query
AT+CBTE Battery Temperature Query