Semtech


Semtech's Wireless, Sensing and Timing product group

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NAMote 72 wiki

Overview

This Wiki page describes how to setup a NAMote 72 platform and implementing the available test code. The NAMote 72 Platform module is intended to enable a quick and easy range test of the Semtech SX1272 LoRa device as well as test bench performance and communication tests.
The pinout diagram below shows the commonly used interfaces and their locations.

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Connecting the Platform

1. Connect the micro USB connector to the NAMote72 USB2 Input (Images above) and the other end to a PC

2. Ensure Connecton to PC and Virtual Drive Listing

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3. The NAMote 72 will start to run the application that is curently programmed


Programming the Platfrom

1. Import the appropriate Application Example (Test Code) into the mbed Compiler

Import programna_mote1

hardware test utility for North American Lora-Mote

2. Select NAMote 72 as the Platform and Compile Application

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3. Select where to store the .bin programming file (in My Downloads by Default)

4. Programming the Platform

Save the program binary file (.bin) to your mbed Virtual Disk Labeled NAMOTE72, just like you would with a normal USB disk. The Status LED will flash as the PC writes the file to the Microcontroller disk. The .bin file is now programmed into the platform.

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5. The microcontroller will reset after programming and the last programmed application will begin to run.


Starting Test Code Application

1. Setup Serial Terminal Monitor (HyperTerm, Putty, TeraTerm, etc.)

2. Determing the Virtual COM port that the NAMote 72 platform is using

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3. Setup Serial Terminal Monitor at 57600 baud and start connecton

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Working with Test Code Applications

1. Command Listing

Enter ? after serial terminal monitor is running to see the full menu of NAMote 72 platform commands. More detail to be completed explaing each command /media/uploads/lorgei/testappmenu.jpg


2. Chat Application

More details to be entered explaining the chat application


Where to Next

Follow the guide to creating your own programs using the online compiler



Schematics

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Data Sheets and other relevant NAMote 72 Technical Information

SX1276 Datasheet
LoRa Modem Designer's Guide
LoRa Low Energy Design Guide
LoRa Calculator: fast evaluation of link budget, time on air and energy consumption

Interface Firmware

Firmware update procedure to be entered


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