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README.md
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README.md
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<img width="45%" src="./images/set_client.png">
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</p>
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## 🔍️ 精度测量
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<b>注意: Type-C接口线的电源和GND之间是有电阻的,一般是MΩ级别,会影响测量</b>
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使用 SDM3055 六位半万用表进行对比,如下图所示:
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<p align="center">
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<img width="45%" src="./images/test/50u.jpg">
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<img width="45%" src="./images/test/500u.jpg">
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</p>
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<p align="center">
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<img width="45%" src="./images/test/500m.png">
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<img width="45%" src="./images/test/1.8A.jpg">
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</p>
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<div align="center">
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| SDM3055示数 | Power-Pico示数 | 绝对误差 | 相对误差 |
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| :--- | :--- | :--- | :--- |
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| 52.03 uA | 52.05 uA | 0.02uA | 0.4% |
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| 518.84 uA | 518.4 uA | 0.5 uA | 1.0% |
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| 5.22 mA | 5.29 mA | 0.07 mA | 1.3% |
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| 469.3 mA | 482.7 mA | 13.4 mA | 2.9% |
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| 1.78 A | 1.81 A | 0.03 A | 1.7% |
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| 5.19 V | 5.24 V | 0.05 V | 1.0% |
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| 15.20 V | 15.56 V | 0.36 V | 2.4% |
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| 19.98 V | 20.17 V | 0.19 V | 1.0% |
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</div>
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---
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## 📂 项目结构
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```text
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Power-Pico/
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└── Software/ # PowerPico的MDK软件工程,包括BootLoader和App
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```
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---
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## 💻代码框架
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跟以前的项目一样,采用了 BootLoader + App 的结构,方便USB升级。程序分区如下图所示。
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<img width="75%" src="./images/protocol.png">
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</p>
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---
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## 📖 参考资料
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<ul>
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<li style="margin-bottom:8px"><a href="https://github.com/lvgl/lvgl">[7] LVGL - Embedded graphics library </a></li>
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</ul>
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---
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## 🤝 提交共享
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欢迎提交 Issue 或 Pull Request 来增加项目功能,或修改代码bug!!
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