Don't buy the new Dymo 550 or 5XL label printers, they now use DRM NFC/RFID technology in the paper rolls to force you into using their labels at 10 TIMES the cost! BUSTED UPDATE! https://www.youtube.com/watch?v=hwggIw2HQuQ EFF: https://www.eff.org/deeplinks/2022/02/worst-timeline-printer-company-putting-drm-paper-now NXP NFC chip: https://www.nxp.com/docs/en/data-sheet/SL2S2602.pdf SLRC610 RFID/NFC frontend: https://au.mouser.com/datasheet/2/302/SLRC610-1127743.pdf Teardown PCB photos: https://www.eevblog.com/2022/03/09/eevblog-1462-dymo-label-drm-sucks/ Forum: https://www.eevblog.com/forum/reviews/dymo-550-thermal-printer-drm-hacking/ 00:00 - Dymo SUCKS! 01:49 - The reviews are not kind! LOL 04:37 - ANYTHING will be cheaper than Dymo 05:38 - Who is this Newall company? 06:33 - How you can fight back against DRM 07:26 - Think of the supply chain! 08:17 - Reading the RFID/NFC tag data 11:39 - Proof they are incrementing a counter in the RFID chip 12:38 - Lets print 13:29 - Teardown 14:52 - UART/BOOT investigation 16:15 - Logic analyser time 20:01 - Packet testing when removing and inserting the roll Support the EEVblog on: Locals: https://locals.com/member/EEVblog Patreon: http://www.patreon.com/eevblog Odysee: https://odysee.com/@eevblog:7 EEVblog Web Site: http://www.eevblog.com 2nd Channel: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover AliExpress Affiliate: http://s.click.aliexpress.com/e/c2LRpe8g Buy anything through that link and Dave gets a commission at no cost to you. Donate With Bitcoin & Other Crypto Currencies! https://www.eevblog.com/crypto-currency/ T-Shirts: http://teespring.com/stores/eevblog #ElectronicsCreators #Dymo #DRM