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BQ79616: bq79616中间的COMH或者COML断线单独读断线之后的数据无回复,再单独读取断线之前的数据也无回复

Part Number: BQ79616

bq79616中间的COMH或者COML断线单独读断线之后的数据无回复,此时单独读取断线之前的BQ79616也无数据,SPI-RDY一直为低电平,只有发送Comm Clear才会变高电平,但是读取数据时又是低电平导致什么数据都读取不到,请问怎么解决。