一个利用RS232/485串行口在LED屏上显示字符和图片的程序源代码-A source code for display letter or pictures on the LED Sreen via RS232/485

RS232串口编程工具。包括源码。一般公司经常使用这个工具。很方便用于调试串口的输入和输出。验证串口的好坏-RS232 serial port programming tools. Including source code. General companies often use this tool. Very convenient for debugging serial input and output. Verify the serial port of the good or bad