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BQ40Z80: 如何通过单片机SPI接口对BQ芯片进行固件升级

Part Number: BQ40Z80


公司一个项目需要将整个电池浇封起来,浇封后就无法使用EVM对电池保护板进行通讯升级。浇封完成后唯一的对外数据通讯就是单片机的网口,这样对电池保护板的升级只能通过网口到单片机再到BQ芯片,请问TI的技术师,如何通过单片机完成这一升级