Introduction - If you have any usage issues, please Google them yourself
The program by the ST7920 LCD controller// which MCU ST7920 Access P0.0 ~ P0.7 the D0 ~ D7, P2.7 access RS, P2.6 access RW, P2.5 Access E// use P0.7 to obtain the peak marks ST7920
Packet : 97288402yejing.rar filelist
yejing.txt