单片机开发的密码锁，还有上位机功能，无线传输，文档相当详细，测试成功,因为一次没有传成功，所以分几部分传，这是上位机部分-MCU development of trick lock, the function and the upper machine, wireless transmission, the document is quite detailed, test succeed, because there is no success, once so points a few par