Chengdu Ebyte Electronic Technology Co.,Ltd.
E180-Z5812SX User Manual
Copyright ©2012–2021, Chengdu Ebyte Electronic Technology Co., Ltd.
6
3 Dimensions and Pins
Pin No.
Pin Name
Input/output
Functions
1
NC
-
Reserved, directly suspended
2
GND
-
Ground wire, connected to the power reference ground
3
NC
-
Reserved, directly suspended
4
PD3(WAKE)
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
PD7(TX)
Output
Serial transmission port TX
6
PA0(RX)
Input
Serial receiving port RX
7
NC
-
Reserved, directly suspended
8
NC
-
Reserved, directly suspended
9
PD4(MODE)
Input
Working mode switching pin, when the pull-down time is greater than
500ms, the working mode is switched.
10
PA1(BAUD_
R)
Input
The UART_BAUD_RESET pin is used to reset the baud rate of the
device. It defaults to a high level after power-on. In any mode, the
module serial port parameters will be restored to the default 115200 if
the pin is pulled down for more than 1000ms.
