Electronics developer and Kickstarter serial entrepreneur Patrick Thomas Mitchell who we have featured numerous times here on Geeky Gadgets has once again taken to the crowdfunding website with the ...
I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...
Serial entrepreneur Patrick Thomas Mitchell has once again taken to Kickstarter to launch his 33rd campaign allowing electronic enthusiasts to back a small yet fast RFID reader. The card reader can be ...
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