Based on a system of SCM, realizing the input of digits (including of symbols and decimal) which is less than six bits, the system of SCM is composed of 80c196kc and matrix keyboard.

在一个单片机系统的基础之上，实现不多于六位数字(包括符号和小数点)的输入。该单片机系统由80c196 KC单片机和矩阵键盘电路组成。

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The multi-function keyboard display includes: a display panel including a display area configured in matrix way and a boundary limited by a non-display area;

该多功 能键盘显示器包括：显示面板，该显示面板包括呈矩阵布置并由非显示区域 限定边界的显示区域；

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