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.

BQ40Z80: 通讯异常 上位机显示乱码问题

Part Number: BQ40Z80


外部CPU和BQ40Z80通讯更改参数时,BQ40Z80死掉上位机也连接不上,将输出P+和P-加个电压 后可以通讯但上位机显示乱码,复位也不能恢复,电量计好像进入了某一种状态,重新烧写固件恢复正常,                           什么情况下电量计会进入这种乱码状态呢?

如下图电量计死掉后输出P+和P-加个电压后上位机显示乱码: