Category: RPI Computers

Control a 7 Segment Display from Raspberry PI with Python 0 (0)

Posted on 27th April 20202nd April 2022 by peppe8o

7 segment display is a simple electronic display composed of 7 (surprise) LEDs. It is common to find an addictional led for a little dot

How to control a 4 digit 7 Segment Display from Raspberry PI with Python 3.8 (6)

Posted on 6th May 20202nd April 2022 by peppe8o

4 digit 7 segment display is widely known and used in clock, simple screens and low cost number displaying. Raspberry PI can directly manage it

Using Photoresistor From Raspberry PI To Detect Light 4 (1)

Posted on 29th May 20202nd April 2022 by peppe8o

A photoresistor (also known as photocell) is a Light Dependent Resistor (LDR). As the name suggests, these components act just like a resistor, changing their

Use Passive Buzzer with Raspberry PI and Python 4 (10)

Posted on 24th July 20202nd April 2022 by peppe8o

Passive buzzer is a cheap and simple DC powered element able to generate a multi tone sound if triggered with low voltage current. Passive buzzer

Raspberry pi Active Buzzer featured image

Use Active Buzzer with Raspberry PI and Python 3.6 (5)

Posted on 22nd September 20202nd April 2022 by peppe8o

Active buzzer is a cheap electronic component able to produce a sound when powered with a DC current. Differently from passive buzzer, this element includes

Raspberry PI tilt ball switch featured image

Use Tilt Ball Switch with Raspberry PI and Python 0 (0)

Posted on 24th October 20202nd April 2022 by peppe8o

Tilt ball switch are small and cheap electronic sensors able to detect inclination. While not being as accurate like accelerometers, they are small, inexpensive and

Raspberry PI 74hc595 shift register featured image

Using 74hc595 Shift Register with Raspberry PI 3.8 (5)

Posted on 9th November 20202nd April 2022 by peppe8o

Raspberry PI GPIO ports are a really useful resource and allow PI to interface real world with a wide number of external sensors. However, some

raspberry pi switch button featured image

Using mini Switch Button with Raspberry PI and Python 5 (1)

Posted on 13th November 20202nd April 2022 by peppe8o

Switch buttons are very simple electronics component. They have simple internal circuit connecting electrically a first PIN with a second PIN on button pression. Switch