Contains sensor module examples with Arduino. These examples include BMP180-PressureMeasurement, HCSR04-DistanceMeasurement and Keypad-Example. These examples: BMP180-PressureMeasurement: Demonstrates ...

In this project, I have used a 4 x 4 matrix keypad (but the 4 x 4 keypad part is not available in fritzing for making this graphical representation), but don’t worry as 4 x 3 Matrix keypad also works ...

PCF8591 ADC/DAC Module PCF8591 is an 8 bit analog to digital or 8 bit digital to analog converter module meaning each pin can read analog values up to 256. It also has LDR and thermistor circuit ...

Arduino Joystick Module Interfacing Circuit Diagram The following image shows the circuit diagram for interfacing the Joystick module with Arduino. Connect the VCC and GND pins of the module to the 5V ...