All the modules are powered with 5V from the Arduino. Below is the assembled image ... buzzerPin (Pin 5): Controls the buzzer for alerting the rider. lcd (0x27, 16, 2): LCD initialization with I2C ...

Taste The Code How to Connect Modbus RS485 Wind Speed Sensor to Arduino Posted: May 12, 2025 | Last updated: May 12, 2025 Hi, I'm Bill. I'm a software developer with a passion for making and ...

Connect the other two potentiometer pins to 5V and GND. The potentiometer sends an analog signal (0–1023) to pin A0. The Arduino reads this value and maps it to PWM range (0–255). The LED brightness ...

Lets you choose to use Arduino pins, shift register Input/Output, I2C PCF8574/PCF8575, AW9523, and MCP23017 in an inter-changable way. Use it in your sketch to treat shift registers or i2c expanders ...