Chengdu Ebyte Electronic Technology Co.,Ltd.
E108-GN User Manual
Copyright ©2012–2021
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Chengdu Ebyte Electronic Technology Co.,Ltd.
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3.3 E108-GN02D pins definition
No.
Name
Direction
Function
1
CE
Power enable
terminal
Power enable terminal, can be pulled low to enter low power mode
(default is high)
2
1PPS
1PPS output
1PPS output, the user can set the frequency, duration, etc. through
commands
3
GND
Module power ground wire
4
TXD
output
UART output (2.8V level)
5
RXD
enter
UART input (2.8V level)
6
VCC
Module power supply (3~5.5V)
