Some Cleanup, Website as Primary Reference

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seiichiro 2020-04-19 10:49:48 +02:00
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@ -13,6 +13,6 @@ PCB for the TinyLora Sensor Node, SMD Version
| D1 | LED SMD 1206 | Optional, connected to pin A7 |
| C1,C2 | Capacitor 100nF SMD 1206 | Bypass Capacitors for ATTiny and RFM95 |
| BAT1 | CR2032 Battery Holder | See pictures for the type I used |
| ANT1 | 868 MHz Antenna | Connect a small coil or wire antenna for 868 MHz (or fitting frequency) |
| ANT1 | 868 MHz Antenna | SMA Connector, u.fl Connector or Coil Antenna |
| J1 | 1x8 Pin 2.54mm pitch header | Optional, for the Case directly solder the Sensor to the Backside of the PCB |
| PRG1 | 2x3 Pin 2.54mm pitch header | Optional, has to be shortened from standard height to fit in the Case |

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# TinyLora PCB (Throughole Version)
**Further Development will be for the SMD Version. At the Moment I don't plan of further developing the THT Version**
PCB for the TinyLora Sensor Node, Throughole Version
WARNING: Due to height might not fit into the 3D-Printed case when ATTiny is used with a Socket

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## Overview
A Minimalistic Sensor Node for use on TheThingsNetwork.
A Minimalistic Sensor Node for use on TheThingsNetwork with the following Features:
![Case Front](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/case_front.jpg)
![Case Side](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/case_side.jpg)
![Case Back](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/case_back.jpg)
![PCB Front](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/pcb_front.jpg)
![PCB Back BME](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/pcb_back_bme.jpg)
![PCB Back SHT](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/pcb_back_sht.jpg)
* Small Size, only 47x36mm (v1) / 34x26mm (v2)
* Based on widely available Atmel ATTiny84 MCU and RFM95W LoRa-module
* 6 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 (v2)
### Features
* Small Size, only 47x36x15mm populated (SMD Version)
* Based on widely available Atmel ATTiny84 MCU and RFM95W LoRa-module
* 6 free GPIO-Pins from the ATTiny + Power to connect sensors on a 2.54mm pitch header
* Optional on-board LED for status signaling (SMD Version)
* Powered by a single CR2032 lithium battery
* Long battery runtime using the ATTinys deep sleep mode
* Integrated 6-Pin programming header (SMD Version)
* Small component count
* Fitting 3D-Printed Case
**You can get all up to date information as well as assembly and pogramming hints at https://www.ttgw.de/**
## Subdirectories In this Repository
* **Case:** A 3D-Printable Case, OpenSCAD and STL Files
* **Firmware:** Example Firmware for a BME280 Climate Sensor, PlatformIO project
* **Firmware:** Example Firmware for a BME280/SHT21 Climate Sensor, PlatformIO project
* **PCB_SMD:** PCB for SMD components, KiCAD project
* **PCB_THT:** PCB with through-hole components, KiCAD project, Currently not all Features of the SMD Version
## Pinouts
### PRG1 Starting from Marked Top Left Pin
| | |
|----------|----------|
| MISO | 3V3 |
| SCK | MOSI |
| RST | GND |
### J1 Starting from Marked Pin 1
| Number | Function | Note |
|--------|-------------------|--------------------------------|
| 1 | 3V3 | Directly connected to Battery |
| 2 | GND | Directly connected to Battery |
| 3 | ATTiny84 PA0 | i2C SCL in Example Firmware |
| 4 | ATTiny84 PA1 | i2C SDA in Example Firmware |
| 5 | ATTiny84 PA2 | |
| 6 | ATTiny84 PA3 | |
| 7 | ATTiny84 PA7 | Connected to LED-Pad D1 via R1 |
| 8 | ATTiny84 PB2 | |
## Thanks & Acknowledgements:

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