该串口通信程序主要的功能是通过在文本框中输入汉字，程序将其转化为汉字点阵码，并通过串口通信传递至硬件系统中．为了配合点阵显示屏显示时无闪烁的输出效果，点阵码的传输顺序因显示方式的不同而有所改变．

-the serial communication program is the main function through the text box to input Chinese characters. procedures for the conversion of its Chinese lattice code, and through serial communication across to the hardware system. To cope with lattice screen display without blinking output effect Lattice code sequence for the transmission formats vary with the change.