Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
AT+CSQDELTA=<delta> OK
ERROR
AT+CSQDELTA
Set default value
（
<delta>=5
）
:
Defined values
<delta>
Examples
AT+CSQDELTA?
OK
4.11 AT+CATR Configure URC destination interface
Description
This command is used to configure the serial port which will be used to output URCs. We
recommend configure a destination port for receiving URC in the system initialization phase, in
particular, in the case that transmitting large amounts of data, e.g. use TCP/UDP and MT SMS
related AT command.
SIM PIN References
NO Vendor
Syntax
Test Command Responses
AT+CATR=? +CATR: (list of supported <port>s)
OK
Read Command Responses
AT+ CATR? +CATR: <port>
OK
Write Command Responses
AT+CATR=<port>
ERROR
Defined values
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