🛠️Components Used: Arduino Uno IR Sensors (x2) – for vehicle entry/exit detection Servo Motor – for automatic gate control 16x2 I2C LCD – to display parking status and safety alerts LDR Sensor – for ...

Arduino based Fire Alarm – Circuit and Working. Fig. 2 presents the circuit diagram for the fire alarm using a flame sensor and Arduino Nano. The system is powered by a step-down transformer (X1), a ...

What you’ll learn: Arduino’s new QWIIC-based UNO Plug and Make Kit is simple to use and can be up and running in the cloud in 10 minutes. A 48-MHz, 32-bit Arm Cortex-M4 from Renesas features ...

After some searching, I ended up using a microcontroller and a piece of code borrowed from the web that I tweaked and adapted. The microcontroller-based concept was chosen because I wanted to scale ...

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 ...

Arduino Code The code I am ... in which I have shown the working of three sensors with a single Arduino. These include a PIR sensor (digital), flame-detecting sensor (digital), and flex measurement ...

Arduino library for MTP40F CO2 sensor. ... (Non Dispersive InfraRed) CO2 sensor. ... PWM and ALARM. This library does not support these other interfaces for now. However minimal examples are added to ...

Code uploadWe can now load our Arduino sketch to the RAK4631 development board.Selected the board in the Arduino IDE, as well as the correct port, and start the code uploading and flashing. You may ...

Fig. 1: Author’s prototype Fig. 2: Block diagram of motion sensor alarm Circuit and working. The circuit diagram of the motion sensor alarm is shown in Fig. 3. It consists of a PIR motion sensor (MS1) ...