Update README.md

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Armel FAUVEAU authored and GitHub committed 2025-12-06 22:42:51 +01:00
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@@ -41,6 +41,8 @@ The UV-K5 V1 exposes a 4-pin SWD (Serial Wire Debug) interface:
|GND |GND pad | GND |
|3.3V | VCC pad | 3.3V |
<img width="750" height="500" alt="bottom" src="https://github.com/user-attachments/assets/381a9bc5-daac-4547-820e-a5c96c0bd2e1" />
> [!WARNING]
> Do not connect the battery while using the ST-LINK.
The ST-LINK provides 3.3V to the board.