在使用BQ76940+STM做电动自行车BMS系统充放电同口,假设MCU和BQ76940都处于Sleep模式,此时将电池包充电,现在没想到合适的触发唤醒机制,求指导。
目前只想到一个比较器比较Sense电阻上电压差的比较电路来触发一个高电平
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wake up机制您可以参考 2.2.8 Sleep and Wake-up Circuit