This paper introduces the design of counting and timing device for automated machine-made spares packing with PTC8253-5. The hardware circuit and software are given.
本文介绍了用PTC8253-5实现机加零件自动包装计数定时的设计，给出了硬件电路和软件程序。
We wrote this article is intended to localization (of parts) the Japanese nk-3ed paper counting machine and circuit.
本文是为了将日本生产的NK - 3ed数纸机中计数和控制电路进行国产化而编写的。
This describes the principles and features of counting and display circuit of LDV to be made and the relationship between this circuit and optical structure.
本文叙述了所研制的激光多普勒测速仪中计数显示电路的原理、特点、以及和光路之间的配合关系。
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