lcd1602和lcd12864的双显示驱动程序 测试通过完美运行-lcd1602 and lcd12864 dual display driver test run perfectly

基于单片机AT89C51的lcd1602显示的电子时钟的c程序代码和proteus仿真-Ultrasonic wave has strong pointing to nature ,slowly energy consumption ,propagating distance farther ,so, in utilizing the scheme of distance finding that sensor technology and automatic control technolog