hd7279a中文资料,详细说明hd7279的使用方法-hd7279a

HD7279智能芯片，可以做到8X8矩阵按键加8位数码管显示。里面还有5110lcd的驱动程序HD7279的驱动程序。-HD7279 smart chip that can do 8X8 matrix key plus 8 digital tube display. There is also 5110lcd driver HD7279 drivers

键盘扫面芯片HD7279驱动函数，测试可用使用.4个数据线驱动，定义如下sbit HD7279A_CS=P1^3 sbit HD7279A_CLK=P1^2 sbit HD7279A_DATA=P1^1 sbit HD7279A_KEY=P1^0 -Keyboard sweep surface chip HD7279 driver function, testing the use of available