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Associate II
April 2, 2026
Solved

ST SDK for MuRata LBAA0QB1SJ-TEMP-EVK?

  • April 2, 2026
  • 2 replies
  • 131 views

Hi, will ST extend I-CUBE-LRWAN support to include the new MuRata LBAA0QB1SJ-TEMP-EVK? Or offer a ST board based on LBAA0QB1SJ-295? Any suggestion on how to reconfigure the current I-CUBE-LRWAN version to work on the new EVK? We were previously using B-L072Z-LRWAN1.

 

Best answer by CCP

I found a muRata forum thread that led me to a muRata patch for I-CUBE-LRWAN to support LBAA0QB1SJ-TEMP-EVK. The back of the Quick Start Guide included with the board has information for signing up for support, including the patch. I should have read all that fine print more closely.

https://community.murata.com/s/question/0D5RC0000185G3p0AE/1sj-how-to-copy-pingpong-example-and-develop-in-stm32cubeide 

2 replies

Andrew Neil
Super User
April 2, 2026

Might be better asking Murata this - it's their board and their module.

https://www.murata.com/products/connectivitymodule/lpwa/overview/lineup/type-1sj-686

 

Looks to be the same microcontroller (STM23L072), but with SX1262 instead of SX1276:

Image2.png

I-CUBE-LRWAN already claims support for "the new generation sx126x"

There's also Semtech's own drivers:

SWL2001 - LoRa Basics Modem Library
SWSD003 - Code examples for SX126x and LR11XX
SX126x driver

via: https://www.semtech.com/products/wireless-rf/lora-connect/sx1262

 

A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.
Andrew Neil
Super User
April 3, 2026

For reference, this is the block diagram the old Type ABZ module:

Image1.png

It seems that this is now NRND (Not Recommended for New Designs).

A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.
CCPAuthorBest answer
Associate II
April 2, 2026

I found a muRata forum thread that led me to a muRata patch for I-CUBE-LRWAN to support LBAA0QB1SJ-TEMP-EVK. The back of the Quick Start Guide included with the board has information for signing up for support, including the patch. I should have read all that fine print more closely.

https://community.murata.com/s/question/0D5RC0000185G3p0AE/1sj-how-to-copy-pingpong-example-and-develop-in-stm32cubeide