5G Module Series
RM510Q-GL Hardware Design
RM510Q-GL_Hardware_Design 26 / 88
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Run Time
DRX OFF ON OFF
ON OFF ON OFF ON OFF
Figure 3: DRX Run Time and Current Consumption in Sleep Mode
The following section describes power saving procedure of module.
If the host supports USB suspend/resume and remote wakeup function, the following two preconditions
must be met to enable the module enter sleep mode.
⚫
Execute
AT+QSCLK=1
command to enable the sleep mode.
⚫
The host’s USB bus, which is connected with the module’s USB interface, has entered into suspend
state.
The following figure shows the connection between the module and the host.
USB Interface
USB Interface
Module
Host
GND
GND
Figure 4: Sleep Mode Application with USB Remote Wakeup
⚫
Sending data to module through USB will wake up the module.
⚫
When module has a URC to report, the module will send remote wake-up signals via USB bus to
wake up the host.