AURORA AMU900 900 MHz ISM Band Spread Spectrum Transceiver User Guide

June 6, 2024
Aurora

AURORA AMU900 900 MHz ISM Band Spread Spectrum Transceiver User Guide

1 Legal Disclaimer and Conditions of Use

This document contains information for the MLink Ultra Transceiver and accompanying accessories (“Product”) and is provided “as is”. The purpose of providing such information is to enable a Product Developer to understand the Product and how to integrate it into a wireless data solution. Reasonable effort has been made to make the information in this document reliable and consistent with specifications, test measurements and other information. However, Aurora Wireless Networks Inc. and its affiliated companies, directors, officers, employees, agents, trustees or consultants (“Aurora Wireless Networks Inc”) assume no responsibility for any typographical, technical, content or other inaccuracies in this document. Aurora Wireless Networks Inc reserves the right in its sole discretion and without notice to you to change Product specifications and materials and/or revise this document or withdraw it at any time. The Product Developer assumes the full risk of using the Product specifications and any other information provided.
Your use of the information contained in this Guide is restricted to the development activity authorized under the agreement(s) between you and Aurora Wireless Networks Inc, and is otherwise subject to all applicable terms and conditions of such agreement(s), including without limitation software license, warranty, conditions of use and confidentiality provisions.

2 Revision History

Revision Date Description
Draft Apr 1, 2021 Initial release

3 Abbreviations

Abbreviation Description
A/D A nalog to D igital
ATTN Att e n uator
Aux Aux iliary
BSL B oot S trap L oader
CLK Cl oc k
CS (nCS) C hip S elect ( n ot C hip S elect)
CTS C lear t o S end
EN En able
FCC F ederal C ommunications C ommissions
GPIOD G eneral P urpose I nput/ O utput D igital
HCR H ardware C onfiguration R esistor
I2C I nter- I ntegrated C ircuit
IC I ndustry C anada
IRQ I nterrupt R equest
LNA L ow N oise A mplifier
MOSI M aster O ut S lave I n
MISO M aster I n S lave O ut
PA P ower A mplifier
PCB P rinted C ircuit B oard
PWM P ulse W idth M odulated
RBW R esolution B and w idth
RF R adio F requency
RST (nRST) R e s e t ( n ot R e s e t )
RTC R eal T ime C lock
RTS R equest t o S end
Rx R eceive
RxD R eceive D ata
SCK S erial C loc k
SDA S erial D at a
SPI S erial P eripheral I nterface
SW S oft w are
TBC T o B e C onfirmed
TBD T o B e D etermined
TRP T otal R adiated P ower
Tx T ransmit
TxD T ransmit D ata
TDD T ime D ivision D uplex
UART U niversal A synchronous R eceiver/ T ransmitter

4 Reference Documents

  1. MLink Ultra Block Diagrams – Draft, Mar 29, 2021
  2. Schematics (MLink Ultra – Rev 2.pdf MLink Ultra – Rev 2.pdf )

5 Product Overview

MLink Ultra (AMU900) is the next generation of MLink 900. It is an ultra energy and cost efficient, long range wireless network. Available as a module, development platform or a fully
customized product. Perfect for a wide range of applications, this highly versatile platform enables rapid design, development, and deployment of your next generation products.

6 Features

Ultra Low Energy: Up to 10 years or more from AA batteries or even directly from the sun. Impressive Range: Up to 10 km or more using high  efficiency integral antennas.

Design Flexibility: Build your application right on the
MLink platform or communicate through the embedded serial port.
Direct support for a variety of peripherals:
o GPS
o Displays, accelerom

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