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我使用的BQ40Z80芯片管理5串锂电池，能用EV2400读取SMBUS总线，但是充放电的MOS管不能打开，不能充电，也不能放电是什么原因
您好，不能充放电是进入保护，您可以将画面发过来看一下是什么保护。
请确认是否设置5串电池的参数，请参考TRM 19.2.1.16 Cell Configuration
https://www.ti.com.cn/cn/lit/ug/sluubt5c/sluubt5c.pdf?ts=1680835828252&ref_url=https%253A%252F%252Fwww.ti.com.cn%252Fproduct%252Fcn%252FBQ40Z80%253F_ticdt%253DMTY4MDgzNTgwNnwwMTg3NGJmNTFlYzMwMDFhMzMyMGYxYWE5NjhmMDUwNmYwMDE4MDY3MDA3ZTh8R0ExLjIuMTUwMTQ3ODg1OS4xNjgwNjA2NjA4
