外国人编写的485通讯程序，和大家共享！-foreigners prepared by the 485 communications procedures, and share!

This pic4 of mp4_player_ipod.-This is pic4 of mp4_player_ipod.

This the header file of the driver of the two wire serial comunication (i2c) for PIC4 microcontroller.-This is the header file of the driver of the two wire serial comunication (i2c) for PIC4 microcontroller.

This the source code of the driver of the two wire serial comunication (i2c) for PIC4 microcontroller.-This is the source code of the driver of the two wire serial comunication (i2c) for PIC4 microcontroller.