该代码是本人用pic16f74单片机做的4*4键盘和数码管显示、基于霍尔传感器的电机转速测量、以及PWM波输出的pic汇编程序-The code is used pic16f74 MCU I do 4* 4 keyboard and digital tube display, based on Hall sensor of motor speed measurement, as well as the PWM wave output pic assembler

PIC+霍尔传感器测角和LCD画图的简单示范-PIC+ Hall sensor goniometer