![](https://www.emcu-homeautomation.org/wp-content/uploads/2021/12/immagine-23-684x1024.png)
If you are here is because you received (from STM) the software for P-NUCLEO-WB55 named: Zigbee_OnOff_Router_NVM – modified (December 2021).
This sw is useful to connect the P-NUCLEO-WB55 to the Alexa and/or Home Assistant, for more info see here.
For use this release of sw follow the steps below.
NOTE:
This explanations are for WINDOWS 10
Where to copy the Zigbee_OnOff_Router_NVM – modified.7z
Copy the:
Zigbee_OnOff_Router_NVM – modified.7z
in the directory:
C:\Users\YOURNAME\STM32Cube\Repository\STM32Cube_FW_WB_V1.13.0\Projects\P-NUCLEO-WB55.Nucleo\Applications\Zigbee
NOTE:
YOURNAME is your identification on your PC, in our case is: emarinoni
Now, unzip the file in the same directory.
How to use the Zigbee_OnOff_Router_NVM – modified
If you enter in the directory:
C:\Users\YOURNAME\STM32Cube\Repository\STM32Cube_FW_WB_V1.13.0\Projects\P-NUCLEO-WB55.Nucleo\Applications\Zigbee\Zigbee_OnOff_Router_NVM – modified
you must see the directory below
![](https://www.emcu-homeautomation.org/wp-content/uploads/2021/12/immagine-24.png)
Attention because the sw has been tested only with the STM32CubeIDE so use this package which is free.
Enter in the STM32CubeIDE and double click on the:
.project
![](https://www.emcu-homeautomation.org/wp-content/uploads/2021/12/immagine-25.png)
From the window that appears choose a workspace, see for example below, and press LAUNCH
![](https://www.emcu-homeautomation.org/wp-content/uploads/2021/12/immagine-26-1024x564.png)
If all are did right, you must see the window below.
![](https://www.emcu-homeautomation.org/wp-content/uploads/2021/12/immagine-27-1024x260.png)
If you compile this project you must see the image below:
0 errors, 0 warnings
![](https://www.emcu-homeautomation.org/wp-content/uploads/2021/12/immagine-28-1024x445.png)