Quectel RG255C-GL - Sleep Mode; Airplane Mode

5G Module Series
RG255C-GL_Mini_PCIe_Hardware_Design 20 / 57
3.2. Sleep Mode
RG255C-GL Mini PCIe is able to reduce its power consumption to an ultra-low level in sleep mode. There
are three preconditions must be met to make the module enter sleep mode.
⚫ Execute AT+QSCLK=1 to enable sleep mode.
⚫ Ensure the DTR is kept at high level or be kept open.
⚫ Ensure the host’s USB bus, which is connected with the module’s USB interface, enters suspend
state.
Power
Consumption
Run Time
DRX OFF ON OFF ON OFF ON OFF ON OFF
Figure 3: Module Power Consumption in Sleep Mode
3.3. Airplane Mode
When the module enters airplane mode, the RF function will be disabled, and all AT commands related to
it will be inaccessible. For more details, see Chapter 4.5.2.
DRX cycle values are transmitted over the wireless network.
NOTE