Posts Tagged ‘CAN-bus’

The CAN bus

Wednesday, December 19th, 2018

Jean-Claude has made a series of blog posts on using the Controller Area Network (CAN) bus: This is the first of what I expect to become a multi-part article series on the CAN bus. I’d like to describe the features of CAN which I find particularly elegant and useful, and...

Posted in how-to | No Comments »

CANable: the open source USB to CAN adapter

Tuesday, May 29th, 2018

An open-source USB to CAN adapter: It supports CAN bit-rates of up to 1 Mbit/s. The product comes with an open-source SocketCAN driver software. It features a Micro-USB connector and a 4-pin screw terminal with CAN_H, CAN_L, 5-V supply, and ground. The CANable device is a hardware clone of Eric...

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Posted in open source | No Comments »

App note: CAN Bus – Common high speed physical layer problems

Sunday, September 10th, 2017

App note from Vector on three commonly encountered high speed CAN physical layer problems - bus termination, signal levels, and ground. Link here (PDF) Determining the exact cause of a CAN problem is not at all simple. Is the problem in hardware or software? Is the problem on the circuit...

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App note: iCoupler® Isolation in CAN bus applications

Sunday, April 23rd, 2017

Application note from Analog Devices on CAN bus system isolation. Link here (PDF) The intention of this application note is to give the user a brief overview of the CAN bus protocol, focusing on the system physical layer, as well as an understanding of why isolation is so important to...

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Bus pirate used to hack into a car

Tuesday, June 3rd, 2014

[embed][/embed] Nilsson writes to inform us that he spotted a Bus Pirate in a video from Vice News, "How to hack a car: Phreaked Out (episode 2)" From his laptop, he was able to manipulate the car's engine, brakes and security systems by wirelessly tapping into the Controller Area Network, or CAN bus,...

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Posted in Bus Pirate, hacks | 1 Comment »

Ford’s OpenXC vehicle data bus interface project

Friday, January 11th, 2013

At the 2013 Consumer Electronics Show (CES) Ford announced their OpenXC project, a combination of open source hardware and software that lets you extend your vehicle with custom applications and pluggable modules. It uses standard, well-known tools to open up data from the vehicle to developers. The OpenXC team explains,...

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Posted in Android, code, data transfer, open source | 3 Comments »

Connecting a smart house over the CAN bus update

Wednesday, May 30th, 2012

Rynius is automating his house using the CAN bus. He hit some issues with noise in the cabling, which he identified and documented the fix. I had trouble finding wire for the bus and ended up using security cable. Unfortunately it picked up a 60 Hz wave, so I had...

Posted in project logs | 1 Comment »

CAN-BUS based OBD reader

Tuesday, April 17th, 2012

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 the project board. The data is displayed on a 16x4...

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Posted in code, data transfer, how-to | 2 Comments »

Connecting a smart house over the CAN bus

Tuesday, March 6th, 2012

Rynius has been working on his CAN house project. The CAN bus is a multi-master serial protocol that was initially designed for integrating sensors and microcontrollers in vehicles. I'm trying to automate my house using a CAN-bus. The first phase is two nodes, one at the front to collect data,...

Posted in project logs | No Comments »

Recent Comments

  • readybrek: Anyone got a any recommendations for a budget-priced hot air station?
  • William: lol I'm happy to waste 3c for each program/debug cycle... but probably not the time spent soldering a new device down to a proto board!...
  • Joe Desbonnet: Ya, I can recommend the low melting point solder. I used brand 'ChipQuik' and it's amazingly easy to use.
  • Jerome: I need a new BusPirate for the Fablab ;) Many thanks!
  • Max: Seems like an unexpectedly violent way to remove the chip indeed. A hot air station should of course do the job just fine, but in...