Digital Fuel Tank Gauge with ESP32 & INA219
🔗 Full Guide · Transcript Add a clean digital gauge alongside your existing analog gauge—without losing what already works. This guide shows how to read a standard fuel-tank sender (resistive type) with an ESP32 and an INA219, convert the voltage to % full in Home Assistant, and display a needle gauge. The same pattern works […]
INA219: Precision Voltage & Current Monitoring for Boats
In the world of smart boating, accurate monitoring of electrical parameters is crucial for ensuring the reliability and efficiency of your vessel’s systems. One key component that can help achieve this is the INA219 board, a high-side current sensor that can measure both the bus voltage and the current flowing through a load. This article will guide you through connecting the INA219 to an ESP32, configuring it using ESPHome, and understanding its advantages over traditional voltage dividers.