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STM32 MCUs Wireless

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

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NUCLEO-WBA25CE1 "Bootloader limitation"

Hi, As per UM3610 « section 7.7 », a "Bootloader limitation" has been found in NUCLEO-WBA25CE1. Please refer to "Workaround" section if you are facing this limitation.

ctrois by • ST Employee
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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
  • 4026 Views
  • 0 replies
  • 3 kudos

Resolved! STM32WB55 BLE: aci_gap_create_connection return error 0x41

Hi,i have a system with 4 demoboard STM32WB55NUCLEO and 3 STM32WB55DONGLE. One nucleo is a P2P Client, the other 6 are P2P Server. I have modified the examples P2PClient and P2PServer for:direct advertise the client from the 6 serverspair with PASSKE...

LSpad.1 by • Associate III
  • 1293 Views
  • 1 replies
  • 0 kudos

TX 20 dBm for Sigfox

How with the Sigfox APIs to specify that we want a 20dBm transmission in the RC1?Thanks in advance for your help

LeJiBXL by • Associate
  • 674 Views
  • 0 replies
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I have a simple code to run a webserver that toggles LED on STM32 Nucleo. I connect to WiFi using ESP 8266 which works perfectly well. I want to migrate this code to Sensortile which uses STM32 L476JGY. using ESP8266. It doesn't work. How do I do it ?

I follow the exact same procedure. I generate code, set GPIO and clock in Cube MX. Open the file in System Workbench. Initialize all the pins right. I should be connecting the ESP8266 pins to the expansion board right ? This expansion board is conne...

ABhaw.1 by • Associate
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  • 0 replies
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STM32WB VDDUSB 0V

Hi,According to the datasheet I must supply 3.3V to VDDUSB when USB is in use, but my question is - Can I connect 3.3V LDO directly to VBUS, so that when USB is not present - USBVDD pin is 0V. Its is unclear whether this works from the datasheet. In ...

IK_RSA by • Associate II
  • 1516 Views
  • 1 replies
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Resolved! Is it possible to get BLE stack version from HCI API?

Hi,I am using STM32WB to do development. Since SDK1.7 has been released with some issues fixed, I want to show the BLE stack version in debug log to prevent using old stack version but it seems no HCI API to do so. I only can use the command "VS_HCI_...

Aries by • Associate
  • 1291 Views
  • 1 replies
  • 0 kudos

STM32WB55 Custom Board failing

Hey guys,ive build a small custom pcb for the STM32WB55, much like the Usb Dongle (MB1293C, attatched schematic).Without the µC the board is running fine, its mostly analog stuff + a 16 bit ADC for measuring strain gauges.Even after having placed the...

BKN636 by • Associate II
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  • 6 replies
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STM32WB55: IAR Live Watch shows wrong values

When running one of my STM32WB55 projects, I can see wrong, constantly varying variable values in the Live Watch window of the IAR IDE, i.e. values that are not actually stored in that watched variable.As soon as I pause the execution of the program,...

roman1 by • Associate III
  • 1644 Views
  • 0 replies
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Upgrade BLE stack to v1.6.0 and bricked STM32WB

Hello, I am trying to upgrade BLE stack to version 1.6.0 and there is strange issue.I can upgrade the stack through SWI/ST-LINK.The problem is with upgrading the stack over the air. I have no problems with older versions. STM32WB configuration: FUS 1...

lukasz2 by • Associate III
  • 5689 Views
  • 9 replies
  • 1 kudos
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