STM32 MCUs Wireless

Ask questions and discuss STM32 wireless solutions and their implementation for running Bluetooth LE, Zigbee, LoRaWAN applications.

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Matter software expansion for STM32Cube

Dear all, The X-CUBE-MATTER Expansion Package is now available on our official website following this link  MATTER - Matter software expansion for STM32Cube - STMicroelectronics  It is a reference implementation for the demonstration of Matter on ST...

Ouadi by ST Employee
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  • 0 replies
  • 2 kudos

Resolved! STM32WL Minimal RF circuit for LoRaWAN endnode

hey there! I'm planning to design my own PCB based on the STM32WL55 (900MHz range) and I have the NUCLEO reference design to look at, but find that here's a lot of RF paths in there, and I just want to know if there's any discussion anywhere on how m...

Julian1 by Associate II
  • 1976 Views
  • 5 replies
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Resolved! SubGhz_Phy_Per example is not working

Hello,I have two NUCLEO_WL55JC2 boards. I am starting with SubGhz_Phy_Per example. One of board is Tx and other is Rx as mentioned readme.txt in project files.Rx board's red led is blinking that means the board does not receive any signal. My jumpers...

Cyesi.11 by Associate
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  • 1 replies
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suggest alternate ICs for STM32WB55CG and STM32L476RG

Hello, I am currently working on two projects and the firmware is tested and verified on two mcus ( STM32L476RG and STM32WB55CG). I would like to consider different MCUs where the code can run without changing the code. I know if I consider the ICs f...

PMana.1 by Associate II
  • 854 Views
  • 3 replies
  • 0 kudos

What is the size of an entry Serial Wire Viewer (SWV) packet?

I am using Serial Wire Debug (SWD) to trace some debug information while using the STM32WB55CGU6U MCU. Based on UM2609, the default maximum size of the SWV trace buffer on a PC = 2,000,000 packets. This buffer is stored in the heap of the STM32CubeID...

VVakh.1 by Associate III
  • 601 Views
  • 0 replies
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Documentation/Ressources for BLE "Custom Template" CubeMX

I'm working on a mobile project based on the STM32WB5MMG.First, we bought a P-NUCLEO-WB55 and had a look at some of the example projects.After a good experience with the Nucleo board, we decided to build HW around the controller.Now the HW is working...

MWält.2 by Associate II
  • 666 Views
  • 1 replies
  • 1 kudos

STM32WB55 Current consumption at Vdd=1.8v

The datasheet only shows the current of the STM32WB55 at 3.3V; what happens at 1.8V? In particular: how is the radio section affected by the voltage drop? Does the current drawn in TX and RX remain the same even at 1.8V? (Rx 4.5 mA / Tx at 0 dBm 5.2...

NVERZ by Associate II
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  • 0 replies
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BLE_AT_Client example requires BLE_AT_Server firmware

STM32Cube/Example/BLE_AT_Client/readme.html requirement:This example requires to have STM32WB5M module flashed with latest BLE_AT_Server application from STM32CubeWB package.I downloaded stm32cubewb_v1-12-0 and patch-cubewb_v1-12-1 but these zips do ...

MSher.1 by Associate III
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STM32WB how to start advertising without UTIL_SEQ_Run

Hello,I have an application with STM32WB55 that is working without a problem using UTIL_SEQ_Run(UTIL_SEQ_DEFAULT); and i am using app_ble_update_data function to update the packet data but i would like to start advertising without using UTIL_SEQ_Run(...

MGhad.2 by Associate
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  • 0 replies
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Resolved! How to use HAL_I2C with repeated start conditions

Hello! I'm trying to interface with a sensor that requires a repeated start condition.Datasheet: https://www.mouser.com/datasheet/2/348/ROHM_S_A0005047448_1-2562246.pdfI have other sensors on my I2C bus that I can communicate with. I also get '1' on ...

WSher.1 by Associate II
  • 1511 Views
  • 4 replies
  • 0 kudos