How to Build a WiFi Smart Oximeter using MAX30102 and ESP32

In this tutorial, I will explain step by step how to build your own WiFi Based Smart Oximeter using MAX30102 and ESP32. The project is simple and easy to build. You only need two components – ESP32 and a MAX30102 Sensor. You just attach the sensor to your fingertip and you will be able to Continue reading

Using the MAX30102 Pulse Oximeter Sensor: Part 2 – Getting Accurate Readings

In the last part of this article, we explained how to use the MAX30102 Pulse Oximeter Sensor with the Arduino. You can read it here. In this article, we continue from the previous article and how to improve the readings to get stable readings from the sensor. How to get accurate readings from MAX30102? The Continue reading

Using the MAX30102 Pulse Oximeter Sensor: Part 1 – Getting Started

Maxim produces great healthcare sensor ICs. For measuring oxygen saturation and heart rate, they make the simple to use and hugely popular MAX30102 sensor IC. The sensor requires minimal external circuits, provides an interface through I2C, and is almost plug and play! This sensor is a perfect solution for Wearable Devices, Fitness Assistant Devices, Smartphones, Continue reading

How to use MLX90614 IR Temperature Sensor Module with Arduino

Introduction: The MLX90614 is an Infra-Red temperature sensor for non contact temperature measurements. The temperature sensor comes factory calibrated with a digital PWM and SMBus (System Management Bus) output. Circuit: Connect the pins of MLX90614 with the following pins of Arduino UNO, as shown below. Arduino UNO MLX90614 3.3V VCC(Red) GND GND(Green) A4 SDA(Black) A5 Continue reading