LTE Module Series
BG96 Hardware Design
BG96_Hardware_Design 31 / 78
The power-down scenario is illustrated in the following figure.
VBAT
PWRKEY
≥ 2s
≥ 650ms
RUNNING
Power-down procedure
OFF
Module
Status
STATUS
Figure 8: Timing of Turning off Module
3.6.2.2. Turn off Module Using AT Command
It is also a safe way to use
AT+QPOWD
command to turn off the module, which is similar to turning off the
module via PWRKEY pin.
Please refer to
document [2]
for details about
AT+QPOWD
command.
3.7. Reset the Module
The RESET_N pin can be used to reset the module. The module can be reset by driving RESET_N to a
low level voltage for time between 150ms and 460ms.
Table 8: RESET_N Pin Description
Pin Name
Pin No.
Description
DC Characteristics
Comment
RESET_N
17
Reset signal of the
module
V
IH
max=2.1V
V
IH
min=1.3V
V
IL
max=0.5V
