】文中重点讨论基于单片机的光电脉冲编码器计数器的软件倍频和辨向原理,并从编码

盘条纹和位置检测元件的空间分布原理出发给出了在编码器输出A、B 正交方波的前提下最多只

能4 倍频的结论,最后介绍了集倍频、辨向、计数于一体的单片机计数器原理,该计数器具有消除抖

动误计数、倍频数可选、计数长度无限制的特点-】 The article focused on single-chip-based optical pulse encoder software counter to the principle of frequency and identified, and from the disk stripe encoding and position detection component of the spatial distribution of the principle of give in the encoder output A, B are under the premise of cross-square up to the conclusions of octave 4, and finally introduce a set frequency, to identify, count on the principle of one single-chip counters, the counters with the elimination of jitter error count, the number of optional frequency doubling, counting the length of characterized by unrestricted