实现一个摩尔斯码自动发报机，从PC的串口向Arduino发送一段文字，Arduino发出摩尔斯码的声音，同时用LED bar显示对应的ASCII的二进制。所发出的摩尔斯码的速度，通过电位器可以调节。
Realize a Morse code automatic transmitter, send a text to Arduino from PC's serial port, Arduino sends out Morse code sound, and displays the corresponding ASCII binary with LED bar. The speed of Morse code can be adjusted by potentiometer. (2021-03-11, Arduino, 414KB, 下载1次)
用于可见光通信的发射和接受端的程序，使用曼彻斯特编码
Program for transmitting and receiving ends for visible light communication, using Manchester coding (2018-07-25, Arduino, 1KB, 下载7次)
STM32时钟程序，测试有效，下载试试吧，真的很好用
JSADKAJDFSFSFAFDGEFDXGFXGDDS (2017-12-28, Arduino, 488KB, 下载11次)