SimCom SIM7500 Series

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SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
249
OK
Defined values
<status>
0 off
1 on
Examples
AT+CSCLK=?
+
CSCLK
: (0-1)
OK
AT+CSCLK?
+CSCLK: 0
OK
AT+
CSCLK
=1
OK
AT+CSCLK
OK
12.4 AT+CMUX Enable the multiplexer over the UART
Description
This command is used to enable the multiplexer over the UART, after enabled four virtual ports can
be used as AT command port or MODEM port, the physical UART can no longer transfer data
directly under this case.
By default all of the four virtual ports are used as AT command port.
Second serial port is not support this command.
SIM PIN References
NO
Vendor
Syntax
Test Command Responses
AT+CMUX=? +CMUX: (0),(0),(1-8),(1-1500),(0),(0),(2-1000)
OK
Read Command
Responses
AT+ CMUX? +CMUX:<value>,<subset>,<port_speed>,<N1>,<T1>,<N2>,<T2>
OK
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