Monitoring Heart Rate & SpO2 (MAX30100) on NodeRED Dashboard using MQTT Broker

Heart Rate & SpO2 Monitor System Using MAX30100, NodeMCU ESP8266 , NodeRED Dashboard & MQTT Broker How to Configure MQTT Mosquitto broker & Node-Red Dashboard to Control NodeMCU ESP8266 - https://youtu.be/xHtsXGJzavM MQTT Mosquitto Broker Publish & Subscribe with Node-Red Dashboard for IoT Projects Part 3 https://youtu.be/9l7kJrb-vg8