Arduino team at Open Hardware Summit. Via Twitter.
Author Archives: Ian
IR Toy Linux firmware upgrade program
Ynezz posted an IR Toy Linux firmware upgrade program: I’ve added similar stuff to the fw_update util directly, the modified source can be downloaded from my GitHub repository. It uses my librs232, so it should work on Linux/Win. I’ve tested it only on Linux. The repository contains also fix for usb interface claiming. It works […]
New 7400 Competition sponsor: XESS Corp
XESS has donated XuLA-200 board with a VGA interface board to the Open 7400 Competition. Get your entry in and this and other cool hardware can be yours. There’s still time to become a sponsor of the most logical contest ever, just drop us line on the contact form.
Open Hardware Summit presentation
Fast Forward From Alpha: Agile Open Hardware Manufacturing. Contrary to our hopes, internet here is worse than the Bay Area Maker Faire. AT&T’s network is next to useless, and the conference hotel wifi only works when the laptop is held in the top corner of the room. Thanks for your patience, we’ll catch up on […]
USB LCD Backpack v1 free PCB build
startracer built a free USB LCD Backpack v1 PCB. If you build a free PCB we’ll send you another one! Blog about it, post a picture on Flicker, whatever – we’ll send you a coupon code for the free PCB drawer. Available for $16.95 at Seeed Studio.
Bus Pirate milled case update
fcobcn posted an update on WIP – Bus Pirate milled case: The graphics for both sides of the case are still not 100%, suggestions are more than welcome. I’m still looking how to fill the circles next to each pin name with a different color, a not water soluble material, and cheap! So any cable […]
Yet another Logic Sniffer case/tray design release
Another logic sniffer case: The “-v5” yaobls case design has been released under Creative Commons license CC-BY-SA 3.0 via Thingiverse The “-v5” yaobls tray design has been released under Creative Commons license CC-BY-SA 3.0 via Thingiverse Via the forum.
New 7400 Competition sponsor: Parallax
Parallax donated a Boe-Bot Robot Kit and 2 BASIC Stamp Activity Kits to the Open 7400 Competition. Get your entry in and this and other cool hardware can be yours. There’s still time to become a sponsor of the most logical contest ever, just drop us line on the contact form.
7400 competition entry: 2 bits divider/multiplier
Here’s an entry in the Open 7400 Logic Competition: 2 bits multiplication and division This Project concerned to the Laboratory of Digital System has the objective to build a prototype which makes simple operations like multiplication and division between two operands of two bits. The operation result will be encoded in BCD (Binary Coded Decimal) […]
Dangerous Protototypes t-shirts
After a long wait our Dangerous Protototypes t-shirts are in! They”l be listed in the Seeed shop for the actual cost (~$7) soon.
LCD adapters for the Bus Pirate v4
Pietja made two LCD adapters for the Bus Pirate v4: First a cheap, fast, bi-directional passive adapter. The second adapter is an update on the existing BPv3 adapter with PWM or manual control for the backlight and contrast. On both adapters the BP can sense the contrast voltage, there are solder jumpers to select the […]
Limited support during Open Hardware Summit and Maker Faire
Today we’re going to New York for the Open Hardware Summit (Thursday, 15th) and Maker Faire (Saturday 17th, Sunday 18th). We’ll check in regularly and provide as much support as we can. Internet will be better than the Maker Faire Bay Area. The blog will have pictures and coverage of all the events, and the […]
New 7400 Competition sponsor: 43Oh forum
The 43Oh forum has donated 2 EZ430-F2013 USB Stick Development tools and 1 EZ430-2500 Wireless Development tool to the Open 7400 Competition. Get your entry in and this and other cool hardware can be yours. There’s still time to become a sponsor of the most logical contest ever, just drop us line via the contact […]
7400 competition entry: RTC with gate IC
DolceVii posted his old clock made with only gate ICs for the 7400 competition. Via the contact form.
CPLD ring oscillator
Frank shared a ringoscillator made from a CPLD. It creates a ~18MHz clock with no crystal or external oscillator: A ringoscillator can be implemented through a shiftregister with an inverted input. The ringoscillator is feeding a counter and the counter is feeding the two leds. The most critical part was to prevent xst from optimizing […]
Advanced alarm clock project
Arup started an advanced alarm clock project in the forum: The hardware will contain a general purpose MPU with USB bootloader, and we just connect it to USB port for downloading our routines(*.csv files maybe) and appointments into it.
#FreePCB via Twitter to 2 random RTs
Every Tuesday we give away two coupons for the free PCB drawer via Twitter. This post was announced on Twitter, and in 24 hours we’ll send coupon codes to two random retweeters. Don’t forget there’s free PCBs three times a every week: Hate Twitter and Facebook? Free PCB Sunday is the classic PCB giveaway. Catch […]
Open Bench Logic Sniffer Perspex case
Alan made a DIY Logic Sniffer case. Get your own Logic Sniffer for $50, with free worldwide shipping. More cool DIY cases here. Via the twitter.
USB Infrared Toy v2 back in stock
USB Infrared Toy v2 is back in stock at Seeed Studio. You can get IR Toy v2 for $22.05, including world wide shipping.
Russian Bus Pirate 1-Wire
Another translation from Nick: Russian guide to Bus Pirate 1-Wire. All translations are appreciated. The wiki is open to anyone with a forum account.