The method of design of ten's carry reversible counter by use of common array logic element GAL is introduced.
介绍用通用阵列逻辑器件GAL设计十进制可逆计数器的方法。
Anoiher signal with 90 degree delay is obtained by phase shift circuit. The accurate and stable circle counting is done by a reversible counter.
通过移相电路获得相差90度的另一路信号，然后用可逆计数器实现稳定准确的周期计数。
Conventional electronic finely-divided and reversible counter have been replaced by computerizing and CRT display in the process of collecting and read-out the coordinate signal.
在坐标信号的提取与读出过程中，用计算法和CRT显示代替了传统的电子细分和可逆计数器；
Conventional electronic finely-divided and reversible counter have been replaced by computerizing and CRT display in the process of collecting and read-out the coordinate signal.
在坐标信号的提取与读出过程中，用计算法和CRT显示代替了传统的电子细分和可逆计数器；
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