Quectel QuecOpen AG525R-GL Hardware Design page 47

Automotive Module Series
AG525R-GL QuecOpen Hardware Design
Figure 11: Turn on the Module Using Keystroke
The power on scenario is illustrated in the following figure.
Figure 12: Power-on Timing
NOTES
1. Please make sure that VBAT is stable for at least 30 ms before pulling down PWRKEY pin.
2. It is recommended to use an external OD/OC circuit to control the PWRKEY pin.
AG525R-GL_QuecOpen_Hardware_Design 46 / 104