• 状态
  • 已锁定 已锁定
  • 回复 5 回复
  • 订户 11 订户
  • 视图 2614 视图
  • 用户 0 会员在此处
选项
选项
相关

This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TMS570LS1227DCAN自检一直无法发送。

xing sun
Prodigy 161 points

Other Parts Discussed in Thread: HALCOGEN

TMS570LS1227DCAN采用TI官网的轮询发送程序。DCAN模块配置如附件。运行程序发现一直未发送成功。

调用canTransmit(canBASE_t *node, uint32 messageBox, const uint8 * data)函数，success 一直为0.

if ((node->TXRQx[regIndex] & bitIndex) != 0U)
{
success = 0U;
}

请问这是什么原因？