SX1276DVK1JAS Semtech

SX12766 Developmment Kit USERR GUIDE WWIRELESS, SENSING && TIMING PRRODUCTS SXX1276 DDeveloppment Kit USER GUIDDE Revision 1.1 May 2014 Paage 1 of 53 wwww.semtechh.com 2014 Seemtech Corpooration SX1276 Development Kit USER GUIDE WIRELESS, SENSING & TIMING PRODUCTS 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 Revision 1.1 May 2014 Page 2 of 53 www.semtech.com 2014 Semtech Corporation