Quando um objeto é inserido próximo ao sensor IR o mesmo envia um sinal digital ao pino 5 da placa arduino indicando que existe algo próximo e uma impressão com o dizer "PERTO" é executada no display ...

Build a Bidirectional Visitor Counter using Arduino and IR sensors to track entry and exit movements with real-time counting on an LCD display. This step-by-step guide covers circuit design, hardware ...

What do you need to build an Arduino Speed Sensor. Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, and it is also very ...

Uploading Distance data gotten from an IR Sharp Sensor to Thingspeak - iitimii/ESP-Arduino-Distance-Sensor. ... on the Arduino. Setup the Button and LCD with ESP32: Connect the one end of push button ...

Use an ATtiny85 to display sensor values on an I2C LCD (equiped with PCF8574): GY21P (Si7021+SHT21) I2C sensor, temperature and relative humidity DS18b20 Dallas sensor, one wire, temperature I had ...

This paper presents an implementation of smart, and inexpensive human body temperature detector by using portable electric system based on Arduino UNO, and MLX 90614 IR temperature sensor. The ...