Taste The Code

I make weekly videos of electronics, code and general making

Reading a Solar Boiler Water Level Probe with an ESP32-H2

How a common solar boiler probe reads water level and temperature with just four wires, and how I turned it into a Zigbee tank controller.

Oct 10, 2026 — 8 mins read

Touch Control Made Easy: A Beginner's Guide to TTP223 Sensors and ESP32 Touch Pins

Learn how to add touch control to your DIY electronics projects using the affordable TTP223 sensor module and the ESP32's built-in touch pins.

Jan 24, 2026 — 8 mins read

Building a LoRaWAN Class A Sensor Node with ESP8266, BME680, and RYLR993

I built a LoRaWAN sensor that sends temperature, humidity, and pressure data to The Things Network and goes into deep sleep to save power between transmissions.

Nov 09, 2025 — 15 mins read

Hands-On With Meross Smart Sensors: Presence, Water Leaks, and Sprinkler Control

I set up a presence sensor, a water leak sensor, and a smart sprinkler timer to see how well they perform with Home Assistant and the Meross app.

Sep 26, 2025 — 5 mins read

Soil Moisture Sensor on batteries with ESP-07 running ESPHome - Start to Finish

I created a battery operated sensor for my smart home setup that uses the ESP07 module and a capacitive soil moisture sensor.

Apr 19, 2024 — 7 mins read

Detecting finished laundry cycle

I'm exploring a few options to detect when the washing machine at home has finished its cycle.

Jan 14, 2024 — 4 mins read

MQ7 Carbon Monoxide Sensor done the right way!

Many tutorials explain how to use the MQ7 sensor but they all get it wrong in the required power cycling of the sensor

Sep 22, 2023 — 5 mins read

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