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求I2C模块使用配置例程

Other Parts Discussed in Thread: CONTROLSUITE

目前我用的I2C都是使用传统单片机通用的I2C接口,它是用通用的I/O,用软件来编写它的协议的,如2812就没有I2C接口,现在其它的芯片都有了这个硬件接口,但是数据手册并没有给出例程,请问哪里有这方面的参数配置例程?因为用软件来做它增加了代码量和维护量。