说明：  DSP28335软件实验研究--DA_AD模块功能详解 选择实验板为00ic_DSP_TMS320F28335，仿真器为100v3，编译器为ccsv6.1 关于28335的DA输出模块，主要硬件由DSP和TLV5620组成,DSP提供了SIMO和SCLK、C3TRIP 信号给TLV5620，且C3TRIP信号是用来做片DAC信号的更新
(DSP28335 software experiment research --DA_AD module function detailed explanation The experimental board is 00ic_DSP_TMS320F28335, the emulator is 100v3, and the compiler is ccsv6.1. On the 28335 DA output module, the main hardware consists of DSP and TLV5620, and DSP provides SIMO and SCLK, C3TRIP signals to TLV5620, and C3TRIP signals are used to make updates to chip DAC signals.)