AVR单片机的LCD12864液晶显示屏的学习程序，这是一款无字库的液晶显示屏程序，方便初学者了解无字库的LCD在AVR的编写过程。-LCD12864 LCD AVR MCU learning program, which is a non-character LCD display program, easy for beginners to understand the process of writing no font LCD in the AVR.