- No outside components, or maintenance will remove it.
- A functional lock using the key so that apartment maintenance can still enter, significantly reducing changes of administrative problems.
- Web access, in case the ID card is forgotten. Also it's really cool to unlock the door from the couch.
|First iteration, without sensors. Whee breadboard.|
|The door server.|
|Version 2, with sensors to detect door and lock state.|
|Version 3, with contact-less hall effect sensors.|
To show the door is locked or unlocked, the peephole was sacrificed to house some red LEDs. I am a huge fan of the appearance outside.
|I'm sorry Dave, I'm afraid I can't do that.|
Table of details
|Microcontroller||Boarduino variant of the Arduino (Atmel 328)|
|Server software||Django running on gunicorn|
|Actuators||Standard size analog servos|
|RFID reader||HID Thinline II from eBay|
Source code for both microcontroller and server can be found on my friend's github repository here.