基于AVR单片机捕捉功能实现高精度的周期测量.原理就是将被测信号作为ICP1的输入,被测信号的上升(下降)沿作为输入捕捉的触发信号.捕捉事件发生的时间印记由硬件自动 同步复制到ICR1中,因此所得到的周期值是非常精确的. -AVR-based single-chip implementation capture high-precision measurement of the cycle. The principle is the measured signal as the inpu

基于T/C1捕捉功能的可变量程频率计的设计与实现 AVR ATmega16单片机设计-Variable based on T/C1 capture range frequency meter Design and Implementation of AVR ATmega16 microcontroller design