We all have old pieces of tech that we wish were upgradable. In some cases, you can find smart folks who come up with boards and accessories to upgrade these devices. Take the MiciMike for instance: it is an open source board that brings Home Assistant voice to the 1st gen Google Home Mini. You can use this without having to modify the case or do any soldering.
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MiciMike Home Mini Drop-In PCB
This board turns your cloud-based Google Home Mini into one that is fully local and open. Just like many other projects of this type, this one is also made using an ESP32-S3. It also uses the XMOS XU316 audio processor. The MiciMike lets you have your voice commands processed without relying on a cloud service. It runs on ESPHome. Here are the main specs:
- Espressif ESP32-S3 + XMOS XU316
- Echo cancellation
- 8 MB PSRAM
- WiFi, Bluetooth
- ESPHome support, Snapcast integration
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