Users Manual Part 1

SIM8260A_Hardware Design_V1.05
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3.3 Reset Function
Module can be reset by driving the RESIN_N pin down to a low level.
The RESIN_N signal has been internally pulled up to 1.8V, so there is no need to pull it up externally.
Please refer to the following figure for the recommended reference circuit.
Figure 14: Reset the module use GPIO drive
Figure 15: Reset the module use button
Table 16: Definition of RESIN_N pin
Pin name
Pin no.
Electrical
description
Description
Comment
RESIN_N
A43
DI
P3
Reset the module,
active low
The reset timing sequence of the module is shown in the following figure.