摘要:本文提出了一种3.3VDSP TMS320F2812与5VCAN总线驱动器PCA82C250的接口方案,用较简单的电路实现了电平转换功能,并介绍了研制中元器件的选型过程及要求,给出了方案电路中各元器件参数的测定方法。该设计方案已经成功应用到了控制器与上位机的通信当中,进行了理论设计并完成了试验验证,试验结果表明了其有效性和可靠性。
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