This paper puts forward a new kind of scheme through analysis of PWM-to realized the conversion of D/A of16 bit resolution by using programmable timer circuit.
本文通过对PWM的分析，提出了一种新的方案，即用可编程定时器电路实现16位分辨率的D/A转换。
The operating principle of its PWM circuit, current display circuit and sequence timer circuit etc. are described.
论述了PWM电路、电流显示电路、程序时间调节控制电路等的工作原理。
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