Some Cleanup, Website as Primary Reference
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@ -13,6 +13,6 @@ PCB for the TinyLora Sensor Node, SMD Version
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| D1 | LED SMD 1206 | Optional, connected to pin A7 |
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| C1,C2 | Capacitor 100nF SMD 1206 | Bypass Capacitors for ATTiny and RFM95 |
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| BAT1 | CR2032 Battery Holder | See pictures for the type I used |
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| ANT1 | 868 MHz Antenna | Connect a small coil or wire antenna for 868 MHz (or fitting frequency) |
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| ANT1 | 868 MHz Antenna | SMA Connector, u.fl Connector or Coil Antenna |
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| J1 | 1x8 Pin 2.54mm pitch header | Optional, for the Case directly solder the Sensor to the Backside of the PCB |
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| PRG1 | 2x3 Pin 2.54mm pitch header | Optional, has to be shortened from standard height to fit in the Case |
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@ -1,5 +1,7 @@
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# TinyLora PCB (Throughole Version)
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**Further Development will be for the SMD Version. At the Moment I don't plan of further developing the THT Version**
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PCB for the TinyLora Sensor Node, Throughole Version
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WARNING: Due to height might not fit into the 3D-Printed case when ATTiny is used with a Socket
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57
README.md
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@ -2,58 +2,25 @@
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## Overview
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A Minimalistic Sensor Node for use on TheThingsNetwork.
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A Minimalistic Sensor Node for use on TheThingsNetwork with the following Features:
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![Case Front](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/case_front.jpg)
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![Case Side](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/case_side.jpg)
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![Case Back](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/case_back.jpg)
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![PCB Front](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/pcb_front.jpg)
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![PCB Back BME](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/pcb_back_bme.jpg)
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![PCB Back SHT](https://www.seiichiro0185.org/git/IOT/tinylora/raw/branch/master/pcb_back_sht.jpg)
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* Small Size, only 47x36mm (v1) / 34x26mm (v2)
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* Based on widely available Atmel ATTiny84 MCU and RFM95W LoRa-module
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* 6 free GPIO-Pins from the ATTiny + Power to connect sensors on a 2.54mm pitch header
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* Optional on-board LED for status signaling
|
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* Powered by a single CR2032 lithium battery
|
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* Long battery runtime using the ATTinys deep sleep mode
|
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* Integrated 6-Pin programming header
|
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* 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
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* **Firmware:** Example Firmware for a BME280/SHT21 Climate Sensor, PlatformIO project
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* **PCB_SMD:** PCB for SMD components, KiCAD project
|
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* **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
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||||
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||||
| | |
|
||||
|----------|----------|
|
||||
| MISO | 3V3 |
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||||
| SCK | MOSI |
|
||||
| RST | GND |
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||||
|
||||
|
||||
### 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 |
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||||
| 4 | ATTiny84 PA1 | i2C SDA in Example Firmware |
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||||
| 5 | ATTiny84 PA2 | |
|
||||
| 6 | ATTiny84 PA3 | |
|
||||
| 7 | ATTiny84 PA7 | Connected to LED-Pad D1 via R1 |
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||||
| 8 | ATTiny84 PB2 | |
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||||
|
||||
|
||||
## Thanks & Acknowledgements:
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||||
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||||
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case_back.jpg
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case_front.jpg
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