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.

bq20Z45通信不上的问题 ti的工程师帮我解释下

Other Parts Discussed in Thread: BQ20Z45, BQ40Z50, BQSTUDIO

问题描述:自己做的PCB 焊接好器件 第一次连接通信成功。第二天发现通信不上了 示波器观测 发送地址后就没有应答(高电平)

给PACK+加电压也没法唤醒。难道是新片坏了?