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.

BQ4050: TI上位机通过EV2300发送指令数据疑问

Part Number: BQ4050


通过EV2300 发送指令(0x09)读电压,示波器抓取SDA波型发现数据如下:0x16(地址和写)   -->   0x09(电压指令)  -->  0x17(地址和读)  -->   0x71(数据)  -->  0x2D(数据)-->0x1F(这字节代表什么意思?)

按现有的想法,拿到0x71和0x2D 这两字节数据之后,就已经完成了。为什么后面还有一个字节(0x1F)的数据,这个字节代表什么意思?