工控机键盘控制器的实现

【摘要】 工控机的键盘布置随控制对象不同而变化，标准PC键盘布局难以满足要求。在分析标准键盘扫描、通讯原理基础上，用单片机8751设计出一通用的键盘控制器，编制了相应的程序，实现了与标准键盘的完全兼容。更多还原

【Abstract】 Arrangement of IPC keyboard varies with controlled object and standard PC keyboard can not meet the demands. In this paper, a general-purpose keyboard controller with microcontroller 8751 is designed and its software is developed after analyzing the scanning and communicating of standard keyboard. The controller is compatible with standard keyboard completely.更多还原