Specifications

Smart Machine Smart Decision
SIM900_AT Commands Manual_V1.07 146 2012.12.10
ERROR <mode>
Parameters
<mode>
0 Disable temperature detection
1 Enable temperature detection
<Temperature> range from -40 to 90
Reference Note
z When temperature is extremely 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 protecting the module
from exposure to extreme conditions, or saving or backing up data etc.
z Level "2" or "-2" URCs are followed by immediate shutdown.
6.2.28 AT+CBTE Battery Temperature Query
AT+CBTE Battery Temperature Query
Response
+CBTE: <voltage>
OK
Read Command
AT+CBTE ?
Parameter
<voltage> Battery voltage(mV)
Reference Note
z The temperature can be calculated according to the resistance of NTC
and the voltage supported by this command.
6.2.29 AT+CSDT Switch On or Off Detecting SIM Card
AT+CSDT Switch On or Off Detecting SIM Card
Response
+CSDT: (0-1)
OK
Test Command
AT+CSDT=?
Parameter
See Write Command
Response
+CSDT: <mode>
OK
Read Command
AT+CSDT?
Parameter
See Write Command