Reset - Quectel EG915U-EU Manual

3.7. Reset

The module can be reset by driving the RESET_N low for at least 100 ms and then releasing it. The
RESET_N signal is sensitive to interference, so it is recommended to route the trace as short as possible
and surround it with ground.
Table 10: Pin Definition of RESET
Pin Name
RESET_N
The recommended circuit is equal to the PWRKEY control circuit. An open drain/collector driver or button
can be used to control the RESET_N.
Figure 13: Reference Circuit of RESET_N with Driving Circuit
EG915U-EU_Hardware_Design
Pin No. I/O
17 DI
≥ 100 ms
Reset pulse
S2
Figure 14: Reference Circuit of RESET_N with Button
Description
Reset the module
4.7K
47K
TVS
Close to S2
LTE Standard Module Series
Comment
VBAT power domain.
If unused, keep it open.
RESET_N
RESET_N
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