采用PIC单片机开发的以0.5S为时基的2路PWM信号发生器,初始设计用于驱动气泵装置,PWM可以调节,附protues仿真电路原理图,软件功能已在硬件上验证-PIC single-chip microcomputer used in the development of the 0.5S-based 2-way too PWM signal generator, the initial design of devices used to drive pumps, PWM can be adjusted, with the circuit schematic protues simulation, software verification in hardware