Arduino Nitrox Analyzer for the Submarine Hacker - Hackaday

Hackaday

Arduino Nitrox Analyzer for the Submarine Hacker Hackaday [Eunjae] is using an Arduino Nano, a 128×64 OLED screen, and a battery inside of a rugged waterproof case. He also added an ADS1115 16 Bit DAC between the oxygen sensor and the Arduino for fast and accurate readings over I2C. With the hardware ...