WebSep 1, 2024 · In this tutorial we will learn how to make IoT Based Water Flow Meter using NodeMCU ESP8266 & YFS201 Water Flow Sensor. We will interface YFS201 Hall Effect Water Flow Sensor with NodeMCU ESP8266 Board and 0.96″ OLED Display. We will use an IoT Cloud platform. For IoT Cloud platform, we will use Thingspeak. The water flow … WebThis video shows you how to connected and use Laser transmitter module with laser sensor module to detect laser beam and turn ON or OFF a buzzer or relay or...
Sensor value through UART in ESP32 correction
WebApr 13, 2024 · Code for ESP32 Arduino Pulse Sensor Amped Wiring is easy! +ve of the sensor will go to ESP32’s 3V, -ve of the sensor will go to ESP32’s GND and S (or data) of the sensor will go to ESP32’s 34 … WebESP32 with pulse sensor As the pulse sensor requires an operating voltage in the range of 3.3-5V hence we will connect the VCC terminal of the sensor with 3.3V pin of the ESP32 board. Both the grounds will be in common. Additionally, the analog signal pin of the … butterfield close leicester
ESP32 with TOF10120 Laser Rangefinder distance sensor, …
WebFeb 16, 2024 · The sensor collects heart rate data and pulses from the human body, the LED blinks according to the pulses. Then the ESP32 sends the data to the ThingSpeak cloud. In order to do that, the board … WebMeasure the liquid/water flow rate using this code. Connect Vcc and Gnd of sensor to arduino, and the signal line to arduino digital pin 2. */ byte sensorPin = 2; // The hall-effect flow sensor outputs approximately 4.5 pulses per second per // litre/minute of flow. float calibrationFactor = 6.5163; float calibrationDifference = 2.7; WebJan 16, 2024 · l_hour = (flow_frequency * 60 / 7.5); // (Pulse frequency x 60 min) / 7.5Q = flowrate in L/hour flow_frequency = 0; // Reset Counter Serial.print (l_hour, DEC); // Print … butterfield close flooding