采用AVR单片机编写的正弦信号、方波信号、三角波信号发生器。使用PWM调制方式进行调制后再解调通过RC滤波器滤出信号。-AVR prepared using single-chip sinusoidal signal, square-wave signal, triangular wave signal generator. The use of PWM modulation modulation through the RC filter after the demodulation filt

用ATMEGA16制作的简易函数信号发生器，利用AVR单片机的快速PWM功能-The ATMEGA16 production Summary function signal generator using AVR microcontroller PWM function