ATTNode Sensor Node Version 3 (WIP)

Overview

A Minimalistic Sensor Node for use on TheThingsNetwork with the following Features:

• Small Size, only 39x25mm
• Based on Atmel ATTiny3216 MCU and RFM95W LoRa-module
• 11 free GPIO-Pins from the ATTiny + Power to connect sensors on a 2.54mm pitch header
• Optional on-board LED for status signaling
• Powered by a single CR2032 lithium battery
• Long battery runtime using the ATTinys deep sleep mode
• Integrated 6-Pin programming header
• Small component count
• Possibility for edge-mount SMA connector or u.fl SMD connector

You can get all up to date information as well as assembly and pogramming hints at https://www.attnode.de/

Subdirectories In this Repository

• PCB: PCB for SMD components, KiCAD project

Thanks & Acknowledgements:

• The TinyTX Project, which served as an inspiration
• Everyone making The Things Network happen
• Some ideas where taken from the c't magazines "Brief-Fernmelder" Project