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Original question:

BQ27426: Does the data in TRM's extended instructions change during application?

BQ27426: Loss of first byte when data is read (occasional)

Wang Dong
Intellectual 600 points
Part Number: BQ27426
Other Parts Discussed in Thread: EV2400, BQSTUDIO

Hello there!

When the device reads subclass ID 82 and 89 data, the first byte of data will be lost, but I2C communication is normal.