摘要
使用430单片机设计一种矩阵键盘。该键盘配有特殊功能按键指示灯,能够与上位机进行422通信。通过422将按键对应键值上传给上位机,接收上位机点灯命令点亮或熄灭一个或若干个指示灯。
Use 430 MCU to design a matrix keyboard.The keyboard is equipped with special function key indicator lights and is able to communicate with upper computer by 422. Transmit key times to the upper computer and receive orders from the upper computer to light on or turn off one or several indicator lights by 422.
出处
《科技视界》
2016年第4期121-121,共1页
Science & Technology Vision
