Part Number:BQ40Z50
Dear all
I want to upgrade the firmware of BQ40Z50 which had placed on the board, the I2C interface signal had only connect to MCU,below is my questions:
1. How to upgrade the firmware of BQ40Z50 from MCU by I2C interface ?
2. The format of upgrade file is .srec ?
3. What is the specific protocol of upgrade from MCU by I2C interface ?
4. What command need to be sent before the upgrade, what decisions should be made, and what are the corresponding registers ?
5. How to judge success of upgrade ?