--- title: "#home-assistant articles | Hashnode" description: "Explore 81 articles tagged #home-assistant on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/home-assistant" --- Tag # #home-assistant 81 posts · 32 followers [circuitrocks](https://hashnode.com/@circuitrocks) · [2d ago](https://hashnode.com/posts/build-a-subscription-free-esp32-smart-thermostat-for-your-home/6af397cce1a105735d2f3fe5) ### [Build a Subscription-Free ESP32 Smart Thermostat for Your Home](https://circuitrocks.hashnode.dev/build-a-subscription-free-esp32-smart-thermostat-for-your-home?utm_source=hashnode&utm_medium=feed) Subscription-Free ESP32 Smart Thermostat: An ESP32, a temp sensor, an OLED and a relay board replace a subscription thermostat. 3 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/build-a-subscription-free-esp32-smart-thermostat-for-your-home?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [6d ago](https://hashnode.com/posts/olimex-uext-ch390-adds-wired-ethernet-to-esp32-and-pico/6aee511c05e9c2d1268bb2b2) ### [Olimex UEXT-CH390 Adds Wired Ethernet to ESP32 and Pico](https://circuitrocks.hashnode.dev/olimex-uext-ch390-adds-wired-ethernet-to-esp32-and-pico?utm_source=hashnode&utm_medium=feed) Olimex UEXT-CH390 Adds Wired: Olimex's EUR 4.95 UEXT-CH390 brings 100 Mbit wired Ethernet to RP2040 and ESP32 boards, with ESPHome support. 3 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/olimex-uext-ch390-adds-wired-ethernet-to-esp32-and-pico?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Nov 4](https://hashnode.com/posts/esp32-cam-turns-a-cheap-blood-pressure-monitor-smart/6aebad9067758fe3373006a8) ### [ESP32-CAM Turns a Cheap Blood Pressure Monitor Smart](https://circuitrocks.hashnode.dev/esp32-cam-turns-a-cheap-blood-pressure-monitor-smart?utm_source=hashnode&utm_medium=feed) ESP32-CAM Turns Cheap Blood: Tomasz Burzy gave a secondhand blood pressure monitor Wi-Fi by pointing an ESP32-CAM at its seven-segment display. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/esp32-cam-turns-a-cheap-blood-pressure-monitor-smart?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Nov 3](https://hashnode.com/posts/analog-redial-esp32-c6-brings-rotary-phones-back-to-life/6ae95e8c1f0db0cd1fd63771) ### [Analog Redial: ESP32-C6 Brings Rotary Phones Back to Life](https://circuitrocks.hashnode.dev/analog-redial-esp32-c6-brings-rotary-phones-back-to-life?utm_source=hashnode&utm_medium=feed) Analog Redial ESP32-C6 Brings: An ESP32-C6, an audio codec, and a SLIC chip let old rotary phones call each other, run an answering machine, and even ring… 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/analog-redial-esp32-c6-brings-rotary-phones-back-to-life?utm_source=hashnode&utm_medium=feed) [DisplayEngineer](https://hashnode.com/@displayengineer) · [Oct 22](https://hashnode.com/posts/st7701s-black-after-reboot-esphome-reset-pin/6ad9aa7fb3e0187e0cdf0515) ### [Why your ST7701S screen goes black after a reboot in ESPHome](https://displayengineer.hashnode.dev/st7701s-black-after-reboot-esphome-reset-pin?utm_source=hashnode&utm_medium=feed) ESPHome 2026.10.0 adds a 50 ms reset delay for ST7701S, but some boards still need a real reset pin, and the old st7701s platform never drives one. 7 min read · [displayengineer.hashnode.dev](https://displayengineer.hashnode.dev/st7701s-black-after-reboot-esphome-reset-pin?utm_source=hashnode&utm_medium=feed) [Neil Fernandez](https://hashnode.com/@neilfernandez) · [Oct 19](https://hashnode.com/posts/home-assistant-vibe-coding-from-ai-image-to-working-card/6ad57eb909eb142fcd791e03) ### [Home Assistant + Vibe Coding: From AI Image to Working Card](https://blog.neilfernandez.com/home-assistant-vibe-coding-from-ai-image-to-working-card?utm_source=hashnode&utm_medium=feed) How I used Codex and an AI-generated mockup to build a custom Home Assistant pool card, add a visual editor, and share it on GitHub. 5 min read · [blog.neilfernandez.com](https://blog.neilfernandez.com/home-assistant-vibe-coding-from-ai-image-to-working-card?utm_source=hashnode&utm_medium=feed) [DisplayEngineer](https://hashnode.com/@displayengineer) · [Oct 19](https://hashnode.com/posts/esphome-drops-ili9xxx-st7789v-and-st7735-in-2027-5-0-migrating-spi-tfts-to-mipi-spi/6ad5653e6f3c3a1504548300) ### [ESPHome Drops ili9xxx, st7789v and st7735 in 2027.5.0: Migrating SPI TFTs to mipi\_spi](https://displayengineer.hashnode.dev/esphome-drops-ili9xxx-st7789v-and-st7735-in-2027-5-0-migrating-spi-tfts-to-mipi-spi?utm_source=hashnode&utm_medium=feed) Option map, before/after YAML and a symptom table for ILI9341, ST7789V, ST7735, ILI9488 and ST7796S panels 10 min read · [displayengineer.hashnode.dev](https://displayengineer.hashnode.dev/esphome-drops-ili9xxx-st7789v-and-st7735-in-2027-5-0-migrating-spi-tfts-to-mipi-spi?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Oct 13](https://hashnode.com/posts/turn-escape-room-puzzles-into-home-assistant-devices-with-esp32/6acdb0229df3ccf7bf62458b) ### [Turn Escape Room Puzzles into Home Assistant Devices with ESP32](https://circuitrocks.hashnode.dev/turn-escape-room-puzzles-into-home-assistant-devices-with-esp32?utm_source=hashnode&utm_medium=feed) Two open source Arduino libraries turn escape room puzzles into Home Assistant devices over MQTT. Here's the parts list and the I2C wiring to copy. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/turn-escape-room-puzzles-into-home-assistant-devices-with-esp32?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Oct 3](https://hashnode.com/posts/localdot-give-an-echo-dot-a-local-home-assistant-brain/6ac17e383c5815ef85371bd4) ### [LocalDot: Give an Echo Dot a Local Home Assistant Brain](https://circuitrocks.hashnode.dev/localdot-give-an-echo-dot-a-local-home-assistant-brain?utm_source=hashnode&utm_medium=feed) LocalDot Give Echo Dot: AAElectronics' LocalDot swaps an Echo Dot's mainboard for an ESP32-P4 and ESP32-S3 that talk only to Home Assistant. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/localdot-give-an-echo-dot-a-local-home-assistant-brain?utm_source=hashnode&utm_medium=feed) [APITube News API](https://hashnode.com/@apitubeio) · [Sep 30](https://hashnode.com/posts/headlines-in-home-assistant-rest-sensor/6abd4dbf74e2c39a574c3835) ### [Headlines in Home Assistant with a REST sensor, and how often to poll](https://apitube.hashnode.dev/headlines-in-home-assistant-rest-sensor?utm_source=hashnode&utm_medium=feed) Home Assistant news feed: one rest: sensor, a markdown card, an 8 am TTS. 12 min read · [apitube.hashnode.dev](https://apitube.hashnode.dev/headlines-in-home-assistant-rest-sensor?utm_source=hashnode&utm_medium=feed)