---
title: "knownpcb-leo (@leoryo) | Hashnode"
description: "knownpcb-leo (@leoryo) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@leoryo"
---

@leoryo

# knownpcb-leo

@leoryo · Shenzhen, China · Joined October 2026

### [Logging thermal behavior during LED board bring-up](https://knownpcb-manufacturing-notes.hashnode.dev/logging-thermal-behavior-during-led-board-bring-up?utm_source=hashnode&utm_medium=feed)

A firmware logging workflow for LED board bring-up, with run identity, timestamps, sensor validity, CSV fields and thermal measurement limits.

5 min read · [knownpcb-manufacturing-notes.hashnode.dev](https://knownpcb-manufacturing-notes.hashnode.dev/logging-thermal-behavior-during-led-board-bring-up?utm_source=hashnode&utm_medium=feed)

[Oct 16](https://hashnode.com/posts/logging-thermal-behavior-during-led-board-bring-up/6ad1d86dde761e1a0cb3d1b3)