Multi-Tech MultiConnect mDot MTDOT Series, Developer'S Manual

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APPENDIX A RELEASE NOTE ARCHIVE
MultiConnect
®
mDot
TM
MTDOT Developer Guide for Japan 61
Chapter 15 – Appendix A Release Note Archive
What's New in Firmware Version 3.3
The new release includes the following changes:
LoRaWAN Version 1.0.4 changes
Pin Output changes
New and updated AT Commands
LoRaWAN Version 1.0.4 Changes
MAX FCNT GAP check removed with mandatory 32-bit FCNT. (More than 16356 missed packets are allowed
between two received transmissions. The previous check supported 16-bit FCNT.)
ADR
LinkADRReq: Power or Datarate field of 0xF should not change the current setting.
ACK Enabled Power/Datarate Back-off: When you enabled ACK, back-off uses ADR Limit and Delay
settings.
ACK Retries
LinkADRReq sets the number of retries with the nbTrans field.
This also increases the maximum retries to 15.
Join Dev and App Nonce:
Join Dev Nonce increments with each Join Request sent
Join App Nonce is validated to increment with each Join Accept received
Nonces reset when AppEUI/JoinEUI is changed
Added support for multicast sessions in various areas including Network Address, Network Session Key, Data
Session Key, Downlink Counter, and Multicast Receive Parameters.
Pin Output Changes
Join Status available on Associate Pin (mDot:A2, xDot:GPIO0).
Rx Packet pin is brought high when packet is received. When you issue a command, the pin resets
(mDot:D12, xDot:GPIO1).
AT+RECV can be used to retrieve the packet and reset the pin.
AT Command Additions and Modifications
Note: For AT Command details, refer to S000643 DOT Series AT Command Reference Guide .
Added AT+JN - Join Nonces: Dev Nonce and App Nonce.
Added AT+JNV - Enable/disable join app nonce validation.
Added AT+REPAIR=1 - Erase the flash and rewrite configuration files.
Added AT+LW - shows support LoRaWAN version.
Added AT+URC - Unsolicited response code.
Added AT+MEM - show available RAM.
Added AT+MCRX - Multicast Rx parameters: <INDEX>,<DR>,<FREQ>,<PERIOD>.
Changed AT+NA/NSK/DSK/DLC - support for modifying mulitcast sessions.