This hack, backward me in 1996/1998 during my college years, the pager system was at its peak, there was 3 commercial services and networks here, in…
Update 28/08/15, New version more light: *The last and final design, the Teensy and GPS is directly powered from 3.7v li-on batt, 20 hours 5hz…
Optiloader is a sketch designed for bulk upgrading of Arduino board bootloaders using another Arduino as a device programmer. It stores multiple copies of the…
I have recently made a PCB of Arduino Countdown from http://hacks.ayars.org/2011/08/how-long-until-christmas.html this PCB have a lot of I/O pin headers that you can connect a…