Chip-cn-dat/injoinic-dat/IP2326-dat/IP2326-dat.md
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@@ -70,10 +70,33 @@ current setup
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- ISET
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+## status LED
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+
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+LED
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+
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+Battery charging LED indicator light,
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+
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+- charging process LED light,
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+- full charge LED out,
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+- detected abnormal LED flashing.
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+
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+电池充电LED指示灯，充电过程LED亮，充电满后LED灭，检测到异常后LED闪烁。
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+
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+BAT_STAT
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+
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+BAT_STAT指示充电状态，在涓流充电时输出低电平，进入恒流充电后输出高电平；
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+
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+
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## board
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![](2026-03-13-15-41-01.png)
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+LED指示灯：
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+
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+- 充电过程红灯亮，
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+- 充电满后蓝亮， == 涓流充电
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+- 检测到异常后蓝灯交叉闪烁。这时候测量电池电压是否在合适范围内。
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+
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## ref
Chip-dat/ETA-solutions-dat/ETA-solutions-dat.md
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@@ -3,7 +3,8 @@
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- [[battery-charger-dat]] - [[ETA-solutions-dat]]
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-- [[battery-charger-1s-dat]]
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+- [[battery-charger-1s-dat]] - [[ETA9741-dat]] - [[battery-1s-dat]]
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+
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## apps
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battery-dat/battery-pack-dat/battery-1S-dat/battery-1S-dat.md
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@@ -15,9 +15,12 @@
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+- [[battery-charger-1s-dat]]
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- [[dcdc-down-dat]] - [[IP236x-dat]] - [[dcdc-boost-dat]] - [[IP2326-dat]]
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+- [[IP5306-dat]] - [[ETA9741-dat]] - [[ETA-solutions-dat]]
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+
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## workaround
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