Open Door Control
An access control system with RFID reader, an electronic lock, battery backup, log files, two line LCD panel, and blinken-lights.
Hardware
v1.0
- Functional Prototype
- Currently installed, mission-critical hardware
| Part | Description | Price |
|---|---|---|
| Freetronics EtherMega | Arduino Core | $119 |
| microSD card | ACL and log storage | |
| ID-12 125 kHz RFID Reader | RFID Reader | $29.95 |
| DS1307 RTC on Breakout | Real-Time Clock | $9.00USD |
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Gotchas
- Hordor
- The SDCard reader software appears to have a limit on the number of files it supports (although it may be in our github code) If in doubt, delete all LOGFFFF.TXT files before rebooting.
Software
The source will be available at https://github.com/Perth-Artifactory/OpenDoorControl
v2.0
- Currently in design phase based on v1.0
| Component | Function | Notes |
|---|---|---|
| Raspberry Pi | Host Controller | |
| LM22678TJ-5.0 | 5v 8A SMPS | Vin 4.5V ~ 42V |
| TLC5951 | PWM Driver | |
| ID-12 | 125kHz RFID Reader |
TODO/Desired Features
| Feature | Requester | Assignee | Status | Difficulty | Implemented in Commit |
|---|---|---|---|---|---|
| 60 second post lockup grace period | atrophy | Completed | Easy | abb78b2af65703394c5ff61234f4e97b900dd11e | |
| Access list updated over Ethernet (from LDAP via HTTP?) | bdowning | Required | Hard | ||
| State change notification over Ethernet/HTTP | southen | southen | Wanted | Moderate |
Version 2 progress is being tracked at https://github.com/Perth-Artifactory/doorbot
Photos