Open the arduino source code from Pulse_sensor_source_file/Arduino Program/pulse_sensor.ino Go to File->Perferences and checkIn compilation option, then click ok. Then Click the Run button, ...

In this article, I have added three sensors with Arduino UNO and user can choose the required sensor with the help of keypad.

this Arduino IDE library is for interfacing the I2C 18bit ADC Sereretec pH Sensor Meter electronics by an ESP, ESP32 or ESP8266 and Arduino. You can use following commands in the Serial Monitor.

Today I am sharing the Proteus simulation of my project, in which I have shown the working of three sensors with a single Arduino. These include a PIR sensor (digital), flame-detecting sensor (digital ...