Bridges and Crossings

Intial bashing of Bachman and Model Power crossings… prior to servos and LEDs.a couple of bridges – glued together Atlas bridges. Dreaming of modeling the NS Wabash lift bridge at Hannibal MO. It has a 400+’ lift, a 100+’ panel, 1 250+’ truss and 4 … [...]

Das Blinklicht with gcc-elf-m68k

The first program you write when you learn a language is the “hello world” classic, in a embedded system where you don’t have a serial port (or you don’t know if it is working) you have to use “das blinklicht” example. Er… it’s just a blinking LED.Af… [...]

SolarLight (7) – Software, AVR assembly

Ok, finally google docs supports any type of file so I can post all the project files in one place: code, gerbers, gEDA design files and spreadsheet with the calculations, requirements. It is all here.I decided to try out pastebin, so I’m updating this… [...]

SolarLight (6) – PCB Fabrication and Assembly

Using gEDA for producing gerbers turned out to be easier than I thought.Recently the gEDA project has been under fire in slashdot due to its “complicated”, “non intuitive interface” and lack of documentation. I really don’t think that the documentation… [...]

Reliability of Chip & PIN evidence in banking disputes

It has now been two weeks since we published our paper “Chip and PIN is broken”. Here, we presented the no-PIN attack, which allows criminals to use a stolen Chip and PIN card, without having to know its PIN. The paper has triggered a considerable amount of discussion, on Light Blue Touchpaper, Finextra, and elsewhere. One [...] [...]