MCU Input Device Based on PS/2 Mouse/Keyboard Interface
详细介绍了PS/2鼠标/键盘接口的工作原理。提出了基于PS/2接口的三键鼠标作为单片机输入设备的方法。该方案占用系统资源少,软硬件通用性强,简单可靠,保密性好。可满足很多实际应用的需要。This paper describes the principle of PS/2 mouse and keyboard interface in detail. The input device for MCU application system based on 3D PS/2 mouse interface is proposed. The advantage of this solution is using less system resource and having the universal of hardware and software. It is simple and dependable. This solution can meet the most demands for many practical applications.