的I2C接口模块由串行数据SDA和串行时钟SCL组成语音信号输出时，可由DSP将语音数据通过McBSP接口发送给AIC23，再由AIC23的DA器件将他们变成模拟信号输出。-The I2C interface module by the serial data (SDA) and serial clock SCL composed voice signal output, the data can be sent through the voice DSP McBSP Interface to