青岛市城市远程集超系统中的手持器程序，用的是KEIL C7.0，用了北京天石的操作系统，是一个典型的嵌入式POS的程序，包含了常见手持器的基本功能，如用了红外1。1版本的通信协议，接触，射频卡读写等。-Qingdao City Remote Set-system handheld device procedures, it was KEIL C7.0, with the Beijing-day rock of the operating system, is a typical embedded

无线433M红外遥控解码程序，带学习功能，用软件解码 不需要定时器中断，测试通过的-433M wireless infrared remote control decoding procedure, with learning function, no need to use software decoding timer interrupt, test passed