WIRELESS, SENSING & TIMING PRODUCTS
SX1276 Development Kit
USER GUIDE
Revision 1.1 – May 2014
Page 2 of 53
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Table of Contents
Table of Contents .......................................................................................................................................... 2
Index of Figures ............................................................................................................................................ 3
1
Preamble ................................................................................................................................................ 4
2
Introduction ............................................................................................................................................ 4
3
Getting Started ....................................................................................................................................... 5
3.1
Evaluation Kit Contents ................................................................................................................. 5
3.2
Ordering information ..................................................................................................................... 6
3.3
Updating the firmware ................................................................................................................... 6
4
Eiger Platform Presentation ................................................................................................................... 6
4.1
Platform Description .................................................................................................................... 10
4.2
SX1276 Module Hardware .......................................................................................................... 11
4.2.1
SX1276RF1IAS ....................................................................................................................... 11
4.2.2
SX1276RF1JAS ...................................................................................................................... 12
4.2.3
SX1276RF1KAS...................................................................................................................... 13
4.2.4
Module Antenna ...................................................................................................................... 14
5
Eiger platform for PER Testing ............................................................................................................ 15
5.1
Menu Description ........................................................................................................................ 15
5.2
Using the Eiger platform .............................................................................................................. 15
5.2.1
System Window....................................................................................................................... 16
5.2.2
PER Demo Window ................................................................................................................ 19
5.2.3
PER Rx Bar-graph .................................................................................................................. 28
6
SX1276SKA Software Description ....................................................................................................... 29
6.1
SX1276SKA Quick start Guide ................................................................................................... 29
6.2
LoRa Mode .................................................................................................................................. 32
6.2.1
LoRa Menu .............................................................................................................................. 32
6.2.2
LoRa Common Window .......................................................................................................... 33
6.2.3
LoRa Parameters Window ...................................................................................................... 34
6.3
FSK Mode ................................................................................................................................... 35
6.3.1
FSK Menu ............................................................................................................................... 35
6.3.2
Common window ..................................................................................................................... 36
6.3.3
Transmitter window ................................................................................................................. 37
6.3.4
Receiver window ..................................................................................................................... 38
6.3.5
IRQ and Map window .............................................................................................................. 39
6.3.6
Packet Handler window ........................................................................................................... 40
6.3.7
Sequencer window .................................................................................................................. 41
6.3.8
Temperature window ............................................................................................................... 42
7
How to... ............................................................................................................................................... 43
7.1
… perform a simple transmission / reception in LoRa ................................................................ 43
7.2
… perform a simple transmission / reception in FSK .................................................................. 45
7.3
… perform Continuous transmission and Reception in LoRa ..................................................... 49
7.4
… Log the Transmitted or Received packets .............................................................................. 50
7.5
… perform a CW or PN9 Tx test on the SX1276 ........................................................................ 51
7.6
… check the frequency accuracy of the SX1276 module ........................................................... 51
8
Troubleshooting ................................................................................................................................... 52
8.1
The Eiger platform indicates very high PER even in short range ............................................... 52
8.2
The communication range in Lora is very poor ........................................................................... 52
8.3
The SX1276SKA do not detect the device through the USB ...................................................... 52
8.4
The Eiger platform does not seem to work anymore .................................................................. 52
8.5
The Eiger platform touch screen is not accurate ........................................................................ 52
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