hex code for controlling a TSA5511 phase locked loop chip using a PIC16F84 Also drives a standard 16x1 LCD display. function 16F84(A) L.C.D. notes 0V 5 1, 5 +5 volt 4, 14 2, 3 Display enable 2 6 SCL 17 needs 10k pullup to +

I2C通信---PIC18单片机通过I2C总线控制PCF8574A让数码管上显示的值从0~9递增。protues仿真。-I2C MCU---PIC18 communication through I2C bus to control PCF8574A value increased from 0~9 digital tube display. Protues simulation.