Debraj has been developing a project to read the OBD information through CAN bus. His design is based on the dsPIC33FJ128MC802 (3.3V) and MCP2551. He is using a factory stock OBD cable and feeding the data into a jack on … Read more
Chemicaloliver has written a short post describing how to graph ez430 Chronos watch data in Processing. His post includes links to the source code, which is an extension of the earlier Processing code by Sean Brewer. Originally written in 2010, … Read more
Steve at Big Mess o’ Wires has resumed work on his Macintosh floppy drive emulator project. Previously he had developed the project on a breadboard using an Altera EPM7128S CPLD and an Atmel ATMEGA32u4 microcontroller. Now he has assembled it … Read more
Harald Welte presented this talk at the 28C3 Chaos Communication Congress in Berlin. While we use packet oriented transmissions daily over cellular networks, unlike TCP/IP and Ethernet many even in the hacker community are not familiar with the actual protocol … Read more
This video from OSCON, the Open Source Convention, features Alasdair Allen demonstrating the use of Maker Shed’s RedPark Breakout Pack for Arduino and iOS. This demo the Redpark Serial Cable for iOS, which is an Apple-approved cable for connecting your … Read more
In this lightning talk from the recently concluded 28C3 Chaos Communication Congress in Berlin, Aram Bartholl presents updated information on the topic of dead drops. Dead drops are a means of anonymously conveying data using USB drives physically embedded in … Read more
Apps For Arduino is a website that specializes in creating software applications that work specifically with your hardware projects. You download and install the app on your Mac or iOS device and it communicates with the Arduino via a serial … Read more
Nimbits 3.3 is live! With Nimbits, you can record data into “Data Points” hosted on a public or private cloud that can be connected to sensors, social networks, devices, software or anything else. The Nimbits team reports: This version of … Read more
Luca Dentella has written a tutorial outlining the process of receiving data over a PC serial port, plotting it on a chart and sending to Pachube. You can download Luca’s code from the project’s Github repository page. Via the contact … Read more
Robotgrrl posted a link to her coding project Matatino, “a Cocoa framework for Mac that provides a straight-forward way to communicate with your Arduino through its serial connection.” Matatino is an open source project. You can learn how to add … Read more
BotThoughts has a concise tutorial covering how to interface an mbed microcontroller (master) with Arduino (slave) using I2C.
As seen in the above illustration from National Instruments, RS-485 ports are identical in appearance to RS-232 but with different pin assignments. You will not find them on contemporary home computer hardware, and they are only rarely seen on legacy … Read more
Our friends at Adafruit have posted this tutorial on using SD and Micro SD cards with Arduino. This is a great resource for beginners looking to expand their knowledge as well as advanced users who want to brush up on … Read more
MAKE announces the availability of the Redpark Breakout Pack for Arduino and iOS. This kit includes the only Apple-approved serial interface cable having a DB9 serial connector on one end and the iPhone connector on the other. As MAKE describes … Read more
Tronixstuff has posted a great tutorial explaining how to use the Arduino and the SPI bus. This detailed tutorial is presented in two parts. Part 1 presents the basic theory on the serial peripheral interface (SPI), including examples of using … Read more
The Local Interconnect Network (LIN) is a single-wire, low cost, serial communications system which is a subbus of CAN used primarily in automotive systems. In this video Microchip provides an overview of LIN and some of their related products and … Read more
A controller area network (CAN) is ideally suited to the many high-level industrial protocols embracing CAN and ISO-11898:1993 as their physical layer. Its cost, performance, and upgradeability provide for tremendous flexibility in system design. This application report presents an introduction … Read more
Joe Desbonnet was looking for a cheap and easy way to transfer data from an Arduino to an Android device. The hack he devised requires only a 1-meter length of wire wound into a coil, a resistor and diode. He … Read more
Max Carter likes to experiment with Picaxe microcontrollers. He was looking for a way to take readings of the outdoor temperature and make the data available on the internet. He devised a project requiring minimal hardware, consisting of a Picaxe-08M, … Read more
You may have seen reports in the media recently, such as this MSNBC report highlighting the practice by police of extracting data from the cellphones of innocent civilians. While we’re not going to discuss the political or legal aspects of … Read more
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