串行数模转换器TLC5620I与TMS320F2812接口设计

Design of interface between serial digital-to-analog converter chip TLC5620I and TMS320F2812

由于TMS320F2812不具备模数转换功能,因此其应用范围有一定局限性。利用TMS320F2812串行外设接口(SPI)模块和D/A转换器件TLC5620I,可以解决此问题。给出TLC5620I和TMS320F2812的接口设计,整个系统性能优越,硬件结构设计简单、经济、可靠。

The application of TMS320F2812 is limited because it has no digital-to-analog conversion function.This problem can be solved by use of the function of SPI and digital-to-analog converter chip TLC5620I.In this article,the interface design between TLC5620I and TMS320F2812 is presented,the performance of system is good.The hardware structure design is simple, economical and credible.