English: This project is a work that is taking on many weekends. My son, Gabriel, watched the movie “Wall-E” and proposed that we built a similar robot. I see this model in Dx.com and get inspired by it. We use some scraps we find here at home, especially some old CDs and an empty tube […]
Raspberry Pi CD Box Robot Read More »
I have always wanted to access the Rapsberry PI Gpio pins in a safer manner. Those are not 5V tolerant, and need a level shifter. I came across this really nice level translator chip from TXB0108 from Texas Instruments. It is a bidrectional 3.3 to 5v logic level translator in a really tiny package. The
Raspberry PI Safe Breakout Read More »
Difficulty: beginner This tutorial will help you to receive input to your Pi from physical switches and buttons and to debounce if necessary. It will show you how to automatically run a program when a button is pressed (a GO button for a robot, for instance), or use it as part of your program. BACKGROUND:
Physical computing with Raspberry Pi Read More »
Step 1: Connection EzTemp uses the serial port on your Raspberry Pi to communicate. Identify the serial pins on your Raspberry Pi. Then connect: RPi GND to EzTemp GND. RPi Tx to EzTemp Rx. RPi Rx to EzTemp Tx. RPi 3.3V to EzTemp 3.3V. Notice that a Tx pin must be connected to a Rx
Easy Temperature and Humidity on Raspberry Pi Read More »
Step 1: Arduino IDE and Library Setup The advent of the Arduino put power into the hands of the same type of folks who originally designed the first blue boxes. We can write our own micro-controller code, use easily obtainable Radio Shack parts to design unique hardware and much, much more. There are many ways
Arduino-Based Blue Box (Phone Phreaking) Read More »
Observing that LED will give us knowledge if it is being used or not. I am using a Light Dependent Resistor (LDR) as eyes for the Raspberry Pi. The LDRs change their resistance as per the intensity of light falling upon them. Our goal is to register the LED being lit by driving a GPIO
Tweeting coffee machine using Raspbery Pi Read More »
ramanPi is looking for developers!!! ****If you have Python, pyQt4, matplotlib, signal processing, optics, raman spectroscopy or FPGA experience contact dev @ ramapi .org! Or go to dev . ramanPi . org and sign up to the developer forums! What I want to do: Build a Raman Spectrometer based on a Raspberry Pi, make it
ramanPi – The 3D Printable Raspberry Pi Raman Spectrometer Read More »
This simple hack turns your Raspberry Pi into a powerful FM transmitter! It has enough range to cover your home, DIY drive-in movie, a high school ball game, or even a bike parade (depending on the stragglers). PiFM software not only boldly enhances the capability of your Pi, but does so with nothing more than a
Raspberry Pirate Radio Read More »
Scope: To build a Raspberry Pi powered video camera, capable of streaming over a home wireless network. BOM: – Raspberry Pi (With Raspbian OS) – RPi compatible Wifi Dongle (List here) – Camera Module (Here) – Wifi enabled PC with VLC media player Instructions: Connect the Raspberry Pi Camera Module to the CSI connector located
[Project] Raspberry Pi Powered WiFi Streaming Camera Read More »
Surf the Internet securely with your very own portable WiFi VPN/TOR router. You can configure a Raspberry Pi with Linux and some extra software to connect to a VPN server of your choice. The VPN connection encrypts your internet traffic so that hackers and spies can’t figure out what web sites you are visiting, and
Browse Anonymously with a DIY Raspberry Pi VPN/TOR Router Read More »
