高速工业缝纫机系统中DSP与MCU并行通信的实现

The Implementation of Parallel Communication Between DSP and MCU in High-speed Sewing Machine

简述了高速工业缝纫机的DSP+MCU设计方案, 说明了采用并行通信的原因, 并重点讨论了并行通信中, 由于DSP与MCU电压不同导致的混合电压问题, 给出了具体的原理分析和硬件与软件解决方案。

The design scheme of the high-speed sewing machine using DSP and MCU was described.The reason of adopting parallel communication was discussed.The problem of hybrid-voltage resulted from the different voltage between DSP and MCU was addressed,and the implementation of parallel communication of hardware and software was given.