kell 软件自动获取好友列表 2.自动遍历自己和朋友的农场-kell software automatically get friends list 2. automatically traverse the farms themselves and their friends

1602液晶显示屏显示程序，此程序可用kell软件调试运行，生成hex文件可烧写到单片机中运行验证。-1602 LCD screen display program, this program can be kell software debugging and running, the generated hex file programmed into the microcontroller can run the validation.