MattHawkins's Profile

Raspberry Pi PIR Module PUBLIC

This circuit shows how to connect a basic, inexpensive PIR sensor module to the GPIO pins on the Raspberry Pi.

by MattHawkins | updated January 10, 2013

pir   raspberry-pi   rpi   sensor  

Raspberry Pi 5V Voltage Divider PUBLIC

This circuit shows how I covert 5V inputs to 3.3V which are suitable for the GPIO pins on the Raspberry Pi.

by MattHawkins | updated December 22, 2012

divider   raspberry-pi   voltage   voltage-divider  

Raspberry Pi Ultrasonic Module PUBLIC

Connecting an Ultrasonic Module to the Raspberry Pi.

by MattHawkins | updated December 22, 2012

gpio   raspberry-pi   ultrasonic  

Raspberry Pi Switch Input PUBLIC

This circuit shows how to use a switch to toggle a GPIO pin on a Raspberry Pi configured as an input.

by MattHawkins | updated August 10, 2012

gpio   input   pi   raspberry-pi   rpi   switch  

Raspberry Pi Light Dependent Resistor PUBLIC

by MattHawkins | updated August 05, 2012

capacitor   gpio   ldr   light-dependent-resistor   raspberry-pi  

Raspberry Pi LED Output PUBLIC

Circuit showing how to control an LED from a Raspberry Pi GPIO pin configured as an output.

by MattHawkins | updated July 13, 2012

gpio   led   output   raspberry-pi   rpi  

Raspberry Pi Buzzer Output PUBLIC

Circuit showing how to control a simple buzzer using a Raspberry Pi GPIO pin configured as an output.

by MattHawkins | updated July 11, 2012

buzzer   gpio   raspberry-pi   rpi   sound