User's Manual

5
*Based on nominal voltage 8V, temperature 25℃, relative humidity 20%
6. Photos and Pin definition
6.1 Photos
Top layer
Bottom layer
6.2 Pin Definition
Pin Designator
Pin Name
Note
4
PVCC
POWER
6
GND
GND
7
UART_TXD
COM UART between meter and module
9
UART_RXD
COM UART between meter and module
1,2,3,5,8,10,11
NC
NC