lcarsip

5 ms·

1.
by lcarsip 1y ago
TinyGo targets an entirely different class of systems and is not something that can be upstream being a different compiler, see https://github.com/usbarmory/tamago/wiki/Frequently-Asked-Qu...
2.
by lcarsip 1y ago
printk is the low level primitive for stdout printing and it's done this way as low level drivers generally only accept single characters. There are upper level functions which simply takes a []byte and make fmt.Printf() work seamlessl
3.
by lcarsip 6y ago
Real-time has very little to do with the motivation behind this project or writing on bare metal. We are writing on bare metal to get rid of hundreds of dependencies and millions of lines of unnecessary code to run single-purpose firmware a
4.
by lcarsip 6y ago
Example #1: https://github.com/f-secure-foundry/GoKey Example #2: https://twitter.com/AndreaBarisani/status/130368998099743949... (which runs, on the USB armory Mk II, a modified version of
5.
by lcarsip 6y ago
gokrazy is not bare metal as it bundles a Linux kernel, so it's basically a mini-Linux distro and therefore quite different.
6.
by lcarsip 7y ago
The Secure Boot feature ( https://github.com/f-secure-foundry/usbarmory/wiki/Secure-bo... ) in concert with full disk encryption prevent anyone from extracting keys. When used in combination with user supplied
7.
by lcarsip 7y ago
We found no mechanical issue with the board. While developing TamaGo I have plugged/unplugged it about 200 times a day for months ;).
8.
by lcarsip 7y ago
Yes, however it is pretty much identical to the non-NDA'ed ATECC508. Also the ATECC608A library from Microchip is open source and you can gather all necessary info from there. Then we also have the NXP AT71CH with all info available pu
9.
by lcarsip 7y ago
We took part of in the original HAB disclosure process for the NXP i.MX series and we carry on testing these parts. Please see https://github.com/f-secure-foundry/advisories Of course all P/Ns used for the Mk II h
10.
by lcarsip 7y ago
The production costs are way more than 15 USD, you have to account for the 6 layers PCB, assembly and a BOM which is higher than what you suggest. We can take costs down a little more with larger numbers but not by a great margin. The assem