F rom DIY weather and radio stations to a distro-hopping machine, there’s no shortage of fun projects you can build with a Raspberry Pi. That said, many of these ideas require s ...

Below, you can find our L298N Motor Driver Interfacing Circuit with Arduino. For demonstration purposes, I am going to utilize only one 12V DC motor in the Motor B pinout side. Now let’s discuss the ...

Fig. 2 shows the circuit diagram of the automatic school bell. It is built around Arduino Uno R3, 16×2 LCD display with I2C (MOD1), DS3231 RTC, 4×4 matrix keypad, 5V SPDT relay, 230V AC call bell, and ...

The system consists of an IR receiver module, a signal processing circuit, and a relay to control the connected load. When an IR signal is detected, the receiver processes it and triggers a flip-flop ...

The circuit diagram below represents how an Arduino ... different denominations and displays the total amount on a 16x2 LCD. DIY Tachometer using Arduino and IR Sensor Demonstrates how to build a ...

The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.

To use the DS18 sensor, make sure that jumper J1 is on the board and connected like this: The R10 showed on early schematic is connected to A0, an analog pin from Arduino UNO. To get level voltage on ...