Projects

Instant Photo Printer

Instant Photo Printer

Instant Photo Printer is an instant camera.But it’s not a normal instant camera.It takes a picture when you scream or laugh loudly. Materials: Raspberry pi Power adapter Pi Camera Color printer Sound sensor Step 1: Step 1: Setting up the raspberry pi The very first step is to install operating system.You can get some help […]

Passive or Pseudo Infrared Sensor PIR Sensor

Development Process: Technical Deliverables and Progress Report

For the third and final part in this series, I’ll focus on discussing the progress the LASS project made up until December 2013, which was the mark of the 75% point of our project. In particular, some of the milestones we acheived were defining the use-cases for our future software / prototype development, discussed which […]

How to Add Sound to Raspberry Pi Game Pad

How to Add Sound to Raspberry Pi Game Pad

The Raspberry pi is a single board computer that is designed with an aim of providing help in the computer education to students at school. This is a nice platform to try different programming techniques and learn software tools also. The board is provided with a RCA connector which can be used to connect it […]

Idiot’s Guide to a Raspberry Pi Garage Door Opener schematic

Idiot’s Guide to a Raspberry Pi Garage Door Opener

It has become apparent that WebIOPi is not yet compatible with the Raspberry Pi v2.Β  If you are following this tutorial, you must be using the first-generation Pi.Β  The link below for the B+ model is still valid, and this model will still work for this project. I’ve updated the Amazon links to point to […]

Another larger Raspberry Pi Interface Board

Another (larger) Raspberry Pi Interface Board

Here is another somewhat larger interface shown connected to a switch unit and a 16 LED output board. As the Pi connector does not have 20 GPIO pins, three of the pins are shared and can be connected to be either input or output via tree links. I designed the pin-out of this interface so […]

Playing Snake Game using Raspberry Pi Game Pad

Playing Snake Game using Raspberry Pi Game Pad

This article discusses about how to develop simple game pad hardware and interface it with the Raspberrypi board and also about the technique of interfacing a game code written in HTML5 with the game pad. Here a Snake game written in HTML5 and JavaScript is modified in such a way that it can be played […]

USB PowerControl for Raspberry Pi and Arduino

USB PowerControl for Raspberry Pi and Arduino

Within United States:Β SwitchDoc Labs Store – Powered by Amazon (Now with Amazon Prime!) Outside of United States:Β Tindie.com The USB PowerControl board is a USB to USB solid state relay. Β It is is a digitally controlled power switch for your Arduino or Raspberry Pi. Β It is a Pi On and Off switch. Anything you can plug […]

Smart Elex Raspberry PI components review.

Smart Elex Raspberry PI components review.

I recently purchased the smart-elex Raspberry pi GPIO starter kit. I placed the order on Saturday 10t August and it was delivered on the following Tuesday. So following the speedy delivery what did I receive? Kit Includes 1x Smart Elex Pi-Cobbler equivalent GPIO Breakout kit (No soldering is required pre-assembled for you. Simply plug & […]

How to Control Hardware using Named Pipe

How to Control Hardware using Named Pipe

In a Linux operating system all each hardware device is represented as a file. The device can be controlled by simply reading and writing into that file. The hardware of an operating system is on the one side and the user trying to access the hardware is on the other side, and in between them […]

On USB latency

On USB latency

Every so often someone mentions the dreaded USB latency. MIDI is MIDI, and USB is USB, do we need to mix both, and can that work reliably? So let’s say we want to provide a Raspberry Pi with some USB MIDI connectivity, and run a software synth to produce sound. Since you would need some […]

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