Arduino/RFID-Reader
Projects | |
---|---|
Participants | |
Skills | etching, soldering, tweaking |
Status | Getting parts |
Niche | Electronics |
Purpose | Use in other project |
For use in Doorbot.
An rfid reader could be made using an arduino, a simple circuit, and winding our own antenna: [1]
The fobs we want to read are of the Proxkey IIII variant which operate at 125kHz: [2]
Bill Of Materials
Resistors:
- 8K
-
2 x12K -
2 x 100K -
220K - 1M
Capacitors:
-
2 x 1nF - 7nF
-
15nF - 2 x 100nF
Op-amps:
- 2 x LM324N
Diodes:
- 1N914
Coil:
- 35 turns @ 3.25"D