AT89S51 MCU using T0, T1 timing counter function, to complete the input signal frequency counting, counting the frequency of 8 resulted in the adoption of dynamic digital tube display. Able to 0-250KHZ signal frequency count accurate, while counting error of less than ± 1HZ

Packet : 794191236weishuxian.rar filelist
6位数显频率计数器.doc

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