点阵LED显示屏节目更新程序,能直接将汉字的模通过串口向单片机控制的点阵LED传送，并能实现左移、右移、静态显示、时间更新等基本控制命令。-LED dot matrix display program updates can be molded directly to the characters sent by the serial dot matrix LED to the MCU control, and can achieve left, right, static display, t