Laser/Lazzzorauth
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Version vom 13. August 2012, 15:14 Uhr von Overflo (Diskussion | Beiträge)
Hardware
Consists of:
- Raspberry Pi - Arduino - 16x2 LCD - OneWire (iButton suport) - 3 Leds for status indication - 1 Button - a 6-Port Network Switch
Software
Occidentalis 0.1 (RaspberryPI distro from Adafruit) Node.js Arduino code
How
Hardware documentation
- tbd (how is everything connected)
Software documentation
- tbd (pitfalls, config, buildprocess)
Protocols
Arduino SENDS:
| Code | Parameter | Expected reply | What does it mean | Example |
|---|---|---|---|---|
| I | <iButton ID> | A, N | IButton scanned | I:33-000000000000 |
| N | NONE | NONE | Not authenticated (invalid Button) | N |
| X | NONE | O | Lazzzor shutdown button hit (eXit) | X |
Raspberry sends:
| Code | Parameter | Expected reply | What does it mean | Example |
|---|---|---|---|---|
| A | <username> | NONE | Authenticated | A:overflo |
| N | NONE | NONE | Not authenticated (invalid Button) | N |
| O | NONE | NONE | Off (in response to X) | O |
