自己画了个BQ24770 的板子 焊接完后 自己用单片机 SMBUS 调试 原理图参照EVM 板画的 如图 CELL 拉高 配置成4S 外接输入3.3V 供电输入20V 充电电流始终在200mA 但是读取充电电流为0 然后写入充电电流512ma 测得实际充电电流400MA 问问 原理图正确么 还有就是那些引出的IO口是还需要怎么配置 TI的PDF 看不太明白啊
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