再查询模式下,如果先出现了接收错误,如接收总线一直保持低电平,不对接收错误标志进行复位的情况下,在总线恢复正常 后能否正常 接收数据
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1、你提到当出现错误但未执行 SW 复位时会连续进入中断,这是正常的,因为启用了 RXERRINTENA。但实际情况不能进中断的话,你有没有使能RXFFIENA位?
2、是的,当总线恢复正常时,错误条件不应阻止sci模块持续检测RX引脚上的内容并收集数据。