LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 207 / 231
13.5. AT+QSCLK Enable/Disable Entering into Sleep Mode
The command is used to control whether the module enters into sleep mode. When entering into sleep
mode is enabled, DTR is pulled up and WAKEUP_IN is pulled up, the module can directly enter into sleep
mode. If entering into sleep mode is enabled, DTR is pulled down and WAKEUP_IN is pulled down, there
is a need to pull the DTR pin and the WAKEUP_IN pin up first, and then the module can enter into sleep
mode.
Parameter
0 Fail
1 Success
<value> The voltage of specified ADC channel. Unit is mV.
AT+QSCLK Enable/Disable Entering into Sleep Mode
Response
+QSCLK: (list of supported <n>s)
OK
Write Command
AT+QSCLK=<n>
<n> 0 Disable slow clock
1 Enable slow clock. It is controlled by DTR
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