obsidian-notes/电源/电池/电量检测.md

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2024-04-15 03:19:57 +00:00
---
title: 电量检测
updated: 2022-01-11 08:57:42Z
created: 2022-01-08 13:18:04Z
---
通过电压推测可用电量,简单,误差大
通过库伦计计算可用电量准确需要专用IC
简单应用测电压足够