Chengdu Ebyte Electronic Technology Co.,Ltd.
E180-Z8910SP User Manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
10
3. Dimension and Pin Definition
No.
Pin item
Pin direction
Application
1
NC
-
Reserved, directly suspended
2
GND
-
Ground wire, connected to the power reference ground
3
NC
-
Reserved, directly suspende
4
PIO1(WAK
E)
Input
The WAKE pin is mainly used to wake up the dormant terminal. It is high
when it is powered on. When the pin is pulled low externally, the dormant
terminal device will be awakened.
5
PIO8(TX)
Output
Serial transmission port TX
6
PIO9(RX)
Input
Serial receiving port RX
7
NC
-
Reserved, directly suspended
8
NC
-
Reserved, directly suspended
9
PIO2(MOD
E)
Input
Working mode switching pin, when the pull-down time is greater than 500ms,
working mode switching
。
