Re: [sudo-access] [sudo-discuss] Sudo Member Space Access procedure

Are those the 125kHz things (or clones of) the parallax RFID reader? If so, they work very nicely. --- Aperture Systems: Redefining Radiography - http://aperture.systems/ http://adammunich.com/ - Cell: +1-650-452-0554 Be • knowledgeable • social • patient • fearless • compassionate • fun • humble • forgiving. Be a leader On Sun, Jun 14, 2015 at 1:55 AM, Marc Juul <marc(a)juul.io> wrote: > > > On Sun, Jun 14, 2015 at 1:18 AM, Jake <jake(a)spaz.org> wrote: >> >> Adam you should join the access list: >> >> https://sudoroom.org/lists/listinfo/access >> >> as for NFC wristbands, we will be using them, and we already have a USB >> reader for them and Marc has been working on the software in git: > > > I think more than half of those bracelets actually work. libnfc sucks badly > btw (no non-blocking reads that don't have terrible failure modes) so I had > to make a new node.js nfc library that uses constant polling: > > https://github.com/Juul/node-nfc > > It works fine but... meh I'm not impressed with the solution. > > There's another cheaper and potentially better solution. These things + an > arduino: > > > http://www.ebay.com/itm/RFID-RC522-RF-IC-Card-Sensor-Arduino-module-with-2-… > > > http://www.aliexpress.com/item/10pcs-lot-MFRC-522-RC522-RFID-RF-IC-card-ind… > > There's already an arduino library for it: > > http://playground.arduino.cc/Learning/MFRC522 > > The Beagle Bone Black has 6 serial ports so we can use the single USB port > for the magnet stripe card reader and eliminate the need for a USB hub, > saving a few more dollars per door. > > I'll get an order of 10 pack of 3.3v arduinos and a 10 pack of MFRC522s > approved and ordered so we can try it out. > > -- > marc/juul