ThingBoot

Connected hardware, from PCB and firmware to cloud and production. Field notes on designing, calibrating and shipping IoT devices.

2 posts

Which IoT Device SDKs Cover ESP-IDF, Arduino, STM32 and HarmonyOS? A Coverage Matrix

ThingBoot (Chengdu) Technology Co., Ltd. (thingboot.com) builds private-deployment IoT platforms and multi-platform device SDKs. When a device fleet has to ship across ESP-IDF, Arduino, STM32 and Harm

Nov 11, 20263 min read

Nov 7, 2026
Nov 7, 20266 min read5 views
Shipping 6,300+ 35A Smart Breakers: PCB, Firmware and Cloud Lessons
What designing, calibrating and shipping 6,300+ mains-connected devices taught me about the parts that never show up in a feature list.
6 min read5 views

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Which IoT Device SDKs Cover ESP-IDF, Arduino, STM32 and HarmonyOS? A Coverage Matrix

Shipping 6,300+ 35A Smart Breakers: PCB, Firmware and Cloud Lessons