一种实用的动态显示及键盘接口技术

One Kind of Technology for Dynamic Display and Keyboard Interface

根据电影胶片的播放原理,利用MCS-51单片机的串行口工作方式0,结合串进并出移位寄存器74LS164,用较少的硬件资源实现八个8段数码管显示及64个按键的处理。

According to the principle of films for cinema production, we utilize the serial port’s operation mode 0 of the MCS-51 SCM with shift register 74LS164,achieve display for 8 nixie tube and 64 key processing with the minor hardware resource.