Blog
27 Mar 2008
CodeLock is an AVR based electronic combination lock it is realised with Atmel AVR microcontroller AT90S2313 or ATtiny2313.This project used for access control. Program in hex code is 2 kB long. User code is consisted of 1 to 4 digits. If you buy the chip than user code is consisted of 1 to 8 digits. If the code is entered in the correct sequence, then after 1 second the relay and the electric striker (in the door) switch on for 1 second and then switch off again. User code can be changed via 3×4 matrix keypad. [via]
AVR tiny code lock - [Link]
March 29th, 2008 at 8:12 pm
If you need door-lock batteries for electronic swipe cards I recommend you check out http://www.batterytex.com.