硬件TWI总线读写PCF8563的程序，谨供初学者参考。其中文件夹中的《ICC_PRJ》是ICCAVR的工程文件和源文件,TWI bus hardware to read and write PCF8563 procedures, I would like for the advanced users. Where in the folder " ICC_PRJ" yes ICCAVR project files and source files