SimCom SIM7500 Series User Manual

Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
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Examples
AT+CGREG=?
+CGREG: (0-1)
OK
AT+CGREG?
+CGREG: 0,0
OK
9.2 AT+CGATT Packet domain attach or detach
Description
The write command is used to attach the MT to, or detach the MT from, the Packet Domain service.
The read command returns the current Packet Domain service state.
SIM PIN References
YES 3GPP TS 27.007
Syntax
Test Command Responses
AT+CGATT=? +CGATT: (list of supported <state>s)
OK
ERROR
Read Command Responses
AT+CGATT? +CGATT: <state>
OK
4 – unknown
5 – registered, roaming
<lac>
Two bytes location area code in hexadecimal format (e.g.”00C3” equals 193 in decimal).
NOTE: The <lac> not supported in CDMA/HDR mode
<ci>
Cell ID in hexadecimal format.
GSM : Maximum is two byte
WCDMA : Maximum is four byte
TDS-CDMA : Maximum is four byte
NOTE: The <ci> not supported in CDMA/HDR mode
SIMCOM CONFIDENTIAL FILE

SimCom SIM7500 Series Specifications

General

Brand	SimCom
Model	SIM7500 Series
Category	Control Unit
Language	English