Table of Contents

USB temperature sensor

Using AVR ATTINY85 with VUSB as a USB guest connected to one-wire DS18B20 temperature sensor.

App written in C to get the information from the sensor.

Will be graphed using rrdtool.

The hardware is based on LittleWire and its firmware.

Firmware link: https://github.com/hecko/Little-Wire

Status

21/03/2013 Hardware has been built (attiny85-20pu) - extended LittleWire hardware design with DS18B20 and a pull-up R4k7, firmware is LittleWire v1.1, application works in Linux - passes data to rrdtool and plots a few png graphs.

Contact

Contact person: Marcel / marcel@blava.net