说明：  通过无线数据传输模块PTR2000实现短距离无线遥控，通过遥控实现单片机和PC机之间的232接口数据传输。程序是用C语言实现。内有详细解释，可读性和移植性强。
(wireless data transmission module PTR2000 to achieve short-range wireless remote control, MCU by remote control and PC interface between the 232 data transmission. Procedure is used C language. Are explained in detail, readability and portability strong.)