用c语言编写的rc6加密算法，可自己修改指定长度的密钥、明文，以得到相应的密文-With c language rc6 encryption algorithm can specify the length of their key amendments to expressly in order to obtain the corresponding ciphertext

菲利浦遥控协议遥空发码程序，以51 单片机的IO口去控制发送载波信号。-Philips remote control protocol Yaokong hair yards procedures to the IO port 51 to control the microcontroller to send the carrier signal.