https://wiki.steve-m.de/ 2026-04-09T20:55:10+00:00 https://wiki.steve-m.de/ https://wiki.steve-m.de/_media/wiki:dokuwiki.svg text/html 2024-05-18T12:34:04+00:00 steve_m (steve_m@undisclosed.example.com) https://wiki.steve-m.de/start?rev=1716035644&do=diff Welcome to the wiki of Steve Markgraf! This wiki is intended for sharing information on various projects and other stuff I'm working on and playing around with. Content Tech stuff * AVR Programmer built from a USB Keyboard * Driving the Motorola F3 e-paper display * Taking apart the ReinerSCT nPA RFID Basisreader * JTAG and the Texas Instruments ACX100/ACX111 Wireless LAN chip DIY PCB reverse engineering * Pirelli DP-L10 mobile phone * Compal E88 mobile phone * Motorola D700 … text/html 2013-02-27T00:10:43+00:00 steve_m (steve_m@undisclosed.example.com) https://wiki.steve-m.de/hidkey_gpio?rev=1361923843&do=diff AVR Programmer built from a USB Keyboard Recently, my keyboard became louder and louder while typing, so I decided to buy a new one. But what to do with the old one? Ever since I saw the AVR programmer that uses a USB hub, I thought of abusing a USB keyboard for that. Theory Most keyboards have at least three indicator LEDs (Num-, Caps- and Scroll-Lock), which can be controlled from the host using a HID text/html 2012-12-02T21:52:22+00:00 steve_m (steve_m@undisclosed.example.com) https://wiki.steve-m.de/epa_basis_reader?rev=1354485142&do=diff Taking apart the ReinerSCT nPA RFID Basisreader The ReinerSCT basis reader is a pretty basic reader for mifare cards and the new german ident-card (ePA or nPA). It was sold with german computer-magazine ComputerBild 26/2010 for €3,70 instead of the retail €34,90. It comes with a OWOK rfid card. There is a text/html 2012-11-25T20:09:10+00:00 steve_m (steve_m@undisclosed.example.com) https://wiki.steve-m.de/?image=scan_pulse.png&ns=&rev=1353874150&tab_details=history&media_do=diff&do=media <img src="https://wiki.steve-m.de/_media/scan_pulse.png?w=500&amp;h=500&amp;tok=a98b70" alt="scan_pulse.png" loading="lazy" width="500" height="500" /> text/html 2012-11-25T19:26:40+00:00 steve_m (steve_m@undisclosed.example.com) https://wiki.steve-m.de/?image=hidkey_breadboard.jpg&ns=&rev=1353871600&tab_details=history&media_do=diff&do=media <img src="https://wiki.steve-m.de/_media/hidkey_breadboard.jpg?w=500&amp;h=500&amp;tok=d10bb2" alt="hidkey_breadboard.jpg" loading="lazy" width="500" height="500" /> text/html 2012-11-25T19:22:16+00:00 steve_m (steve_m@undisclosed.example.com) https://wiki.steve-m.de/?image=charger_optocoupler.jpg&ns=&rev=1353871336&tab_details=history&media_do=diff&do=media <img src="https://wiki.steve-m.de/_media/charger_optocoupler.jpg?w=500&amp;h=500&amp;tok=3c7138" 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