Posts Tagged ‘chips’

Demystifying hardware security with the Bus Pirate

Wednesday, November 12th, 2014

Alain Iamburg over at FishNet Security writes: Welcome to Part III of this series on hardware security. In Part II we explored passive data captures of EEPROM read operations over the SPI bus. In this installment, we will be looking at techniques for actively probing and communicating with such chips. Memory...

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Posted in Bus Pirate, security | No Comments »

Troubleshooting damaged chips

Tuesday, April 1st, 2014

Steve at Big Mess o’ Wires writes: The most common failure I’ve seen is something I call “burnout”, and has affected about 4% of the units. After anywhere from one minute to a few hours of working normally, the Floppy Emu stops functioning, and both the 3.3V regulator and the...

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Posted in Chips | No Comments »

1341 chips being given away for free

Monday, February 11th, 2013

Vinicius.jlantunes over at the 430h forum is giving away his 1341 strong chip collection. He asks that interested parties pay for the shipping. I don't like seeing all this stuff laying around, not being put to good use. So I will donate most of the items if anyone is interested...

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Posted in Chips | No Comments »

LTC4370: current-sharing controller with reverse current blocking

Monday, August 27th, 2012

Here is an interesting part from Linear Technology, it's the LTC4370 current-sharing controller, with reverse current blocking. Basically it allows you to tie two power supplies in parallel, without the fear that one will source more current than the other.  It also has built in protection that prevents the current...

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Posted in Chips | No Comments »

Counterfeit parts found on P-8 Poseidon’s ice detection system

Thursday, August 2nd, 2012

Uwe wrote to us about the counterfeit chips used in US Military hardware. It turns out that the ice detection system on a Boeing P-8 Poseidon was defective.  The suspected culprits are used, and refurbished parts that were sold as new. remember the stories about ATmega328 fakes/duds about 2 years...

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Posted in Chips, News | 6 Comments »

Reddit’s nicechips community

Tuesday, October 25th, 2011

Kelvin wrote to us about the new "nicechips" community available at Reddit. They collect links to data sheets of components they find interesting. Via the contact form.

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Posted in Chips, components | 1 Comment »

Hacking hardware chips

Monday, August 22nd, 2011

Ever wonder what's inside an unassuming black microchip? octal tipped us to the FlyLogic Engineering blog with illustrated chip internals. Via the forum.

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Posted in site | No Comments »

Free practice chips for surface mount soldering

Tuesday, August 9th, 2011

New in the free PCB drawer: SMD chips for practice. Sjaak put four huge bags of assorted TQFP, SOIC, and other chips for soldering practice in the free PCB drawer. Add a note to your next order and we'll top up the envelope with a handful of chips.

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Posted in Chips | 9 Comments »

Trivia: CPLD on a PDIP?

Monday, March 14th, 2011

Atmel produces what are believed to be the only CPLD devices sold in PDIP form: the ATF2500C and ATF750C . These devices are priced at between $5 and $8 at Digikey and Mouser. Programming hardware and software is available from Atmel. Atmel provides free design software known as WinCUPL, which...

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Posted in Chips, CPLD, documentation | 3 Comments »

PROTOTYPE: xQFP protoboard with SOIC, SSOP, 0805 footprints

Wednesday, March 9th, 2011

Today we're super excited to announce a new QFP prototype board for SMD parts, the newest addition to our Dangerous Protoboard collection. This giant protoboard has a xQFP breakout footprint, along with a score of other pads for SMD parts. Great for getting started with a new microcontroller. Dangerous Protoboard:...

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Posted in dev boards, Prototypes | 27 Comments »

Christmas music on the Picaxe

Wednesday, December 8th, 2010

If you need a quick source of canned Christmas music in a project, don't forget the Picaxe line of microcontrollers from Revolution Education. All Picaxe "M" chips have three Christmas tunes preprogrammed and playable using the PLAY command: Jingle Bells, Silent Night, and Rudolph the Red Nosed Reindeer!

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Posted in Chips, documentation | 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...