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aqhomecontrol/doc/mcu-examples/n28/README.md

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N28
===
N28 is a ATtiny84 based PCB with a door sensor and a temperature/humidity
sensor.
Overview
--------
- Role: Door sensor with temp sensor
- MCU: AtTiny84
- Connection: RJ45
- COM: COM2W
- Predecessor: N21, N16
- Periphery:
- door sensor (TCRT1000)
- TWI interface
- SI7021 temperature and humidity sensor
- Apps:
- NETWORK : Basic network functionality (address setup etc.)
- REPORTSENSORS: report sensor data from temperature sensor etc.
- STATS : periodically send stats data
- DOOR : watch door/window sensor and notify about state changes
- Values:
- SI7021_TEMP : temperature
- SI7021_HUM : humidity
- DOOR : state of door/window (0=closed, >0=open)