Calculator chip is a typical kind of digital large scale integrated circuit. It consists of microprocessor and peripheral display diver and keyboard interface circuit.
电子计算器是一种典型的大规模数字集成电路，主要由微处理器和外围的显示电路、键盘接口电路等组合而成。
This shows the circuit on your keyboard, host keyboard control interface is normal.
这种情况说明键盘上的电路、主机键盘控制接口是正常的。
This paper presents a new intelligent keyboard and display controller WH8280 and a keyboard and display control interface circuit of based on this chip.
介绍了一种新型智能键盘显示控制器WH8280和基于该芯片的单片机键盘显示控制接口电路。
This paper introduces the basic principle and interface circuit of LCD and keyboard. The programs of driver and displaying in LCD are analyzed.
本文主要介绍系统中的键盘和LCD显示部分的接口设计原理、驱动程序和显示界面的设计。
The keyboard circuit selects the interface circuit of freestanding button.
键盘电路选用独立式按键接口电路。
The keyboard circuit selects the interface circuit of freestanding button.
键盘电路选用独立式按键接口电路。
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