Airplane Mode; Power Supply; Power Supply Pins - Quectel QuecOpen AG525R-GL Hardware Design

The following figure shows the connection between the module and the host.
Figure 6: Sleep Mode Application without Suspend Function
Switching on the power switch to supply power to USB_VBUS will wake up the module.
NOTE
Please pay attention to the level match shown in dotted line between the module and the host.

3.5.2. Airplane Mode

When the module enters airplane mode, the RF function does not work, and all AT commands correlative
with RF function will be inaccessible. The mode can be set via AT+CFUN=<fun> command. The
parameter <fun> indicates the module's functionality levels, as shown below.
 AT+CFUN=0: Minimum functionality mode. Both (U)SIM and RF functions are disabled.
 AT+CFUN=1: Full functionality mode (by default).
 AT+CFUN=4: Airplane mode. RF function is disabled.

3.6. Power Supply

3.6.1. Power Supply Pins

The module provides seven VBAT pins for connection with an external power supply.
 Three VBAT_BB pins for module's baseband part.
 Four VBAT_RF pins for module's RF part.
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