Neoway N715-EA - Module Reset Circuit Designs

N715-EA Hardware User Guide
Chapter 5 Application Interfaces
Copyright © Neoway Technology Co., Ltd. All rights reserved.
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Resetting the module by using a button
Figure 5-11 Reference design for reset by using a button
VBAT_BB
D1
S1
R1
R2 1kΩ
N715-EA Module
Main chip
RESET_N
20kΩ
C1
10nF
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Resetting the module by controlling an MCU
If you use a 1.8 V/2.8 V/3.0 V MCU system, it is recommended to add a triode to separate it.
Refer to the following designs.
Figure 5-12 Reference design for reset controlled by an MCU
VBAT_BB
R2
MCU
R1
Q1
N715-EA Module
Main chip
R3
4.7kΩ
47kΩ
RESET_N
20kΩ
Q1
R3R3
C1
10nF
0Ω
The following figure shows the reset process of the N715-EA module: