The hardware equipments of this system includes digitizer, GW-386 micro-computer, console, control mechanism, punch and detector.
该系统的硬件设备包括数字化仪、长城386微机、控制台、控制机构、打卡机和检测机构等。
Console is based on micro control chip AT89S52, LCD and button matrix composition platform to set the frequency of the transmitted signals;
控制电路采用微处理器AT89S52作为主控制芯片，矩阵按键和液晶显示构成操作平台，可设置射频信号的频率；
Console is based on micro control chip AT89S52, LCD and button matrix composition platform to set the frequency of the transmitted signals;
控制电路采用微处理器AT89S52作为主控制芯片，矩阵按键和液晶显示构成操作平台，可设置射频信号的频率；
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