Taste The Code

I make weekly videos of electronics, code and general making

Building a Simple Indoor Asset Tracking System With RYUW122_DK

I set up an ultra-wideband asset tracking system using Reyax RYUW122_DK kit to precisely track an RC car's position in real-time.

Jan 30, 2026 — 9 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

How I Fixed a Broken Charging Port by Upgrading the Speakers to USB-C

Learn how I easily fixed two broken speakers by replacing the old USB port with an affordable USB-C breakout connector.

Jan 16, 2026 — 5 mins read

Building a Field Power Kit: Pairing the PocketPD with a DIY Battery Adapter

I built a simple portable power supply using tool batteries and PocketPD to get adjustable voltage for electronics projects anywhere.

Dec 30, 2025 — 6 mins read

Sensor Power Switch Using an ESP32 and P-Channel MOSFET

I walk you through the design and prototyping of a P-channel MOSFET switch controlled by an ESP32 to efficiently power external sensors only when needed.

Dec 14, 2025 — 5 mins read

How Much Distance You Can Actually Get From an nRF24L01

I tested the real-world range of two nRF24L01 modules, from indoor walls to open-field distances, to see how far they can actually communicate.

Dec 08, 2025 — 14 mins read

How to Build a Smart Keypad Access System with an ESP32 (EEmentor Kit Review)

Learn how to build a smart keypad-controlled access system using an ESP32 while exploring the strengths and shortcomings of the EEmentor IoT Starter Kit in this practical, hands-on guide.

Nov 22, 2025 — 9 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

A Step-by-Step Guide to Testing LoRaWAN Gateway Connectivity

I built a simple, portable DIY device to test and verify that a newly installed LoRaWAN gateway was operational and could successfully communicate with end nodes.

Oct 28, 2025 — 9 mins read

How I Fixed a Dead Panasonic TV for Less Than $15

Follow along this step-by-step investigation, from a confusing no-power issue to finally finding and replacing the faulty backlight LEDs, to fix my Panasonic TV on a tiny budget.

Oct 25, 2025 — 6 mins read

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