In RECEIVE Mode:
- Green LEDs flash
- Waits for flag to be received by IR sensor
- If flag is received, switchs to SEND Mode
- If corrupted flag is received, flashes red once
In SEND Mode:
- Red LEDs flash
- Every 10 seconds, sends flag via IR LED
- After about 13 minutes, deletes flag from memory and switchs to RECEIVE Mode
Parts list:
- 3 red LEDs
- 3 green LEDs
- 1 IR LED
- 1 Attiny85
- Resistors for each LED: 100ohm for IR and Red, 68ohm for green
- IR sensor TSOP4838
- CR2032 Battery holder
- 3V CR2032 Battery
If you want more detailed instructions, add an issue on github or message @idont_party