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Interface and connectivity ICs

Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.

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How to transmit data when reading characteristic?

Hi,I was wondering if it is possible to send data from client to sever when reading characteristic?In order to save memory, I am trying to have only 1 profile with 3 characteristics (Read/Write/Notify). The idea is, when the client wants to read data...

ABern by • Associate II
  • 903 Views
  • 3 replies
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Network Connection Troubles

Hi all,I am using a Nucleo-144 board and enabled the FreeRTOS. Afterwards i've integrated FreeRTOS+TCP sources and headers and Paho MQTT application. I created a thread to run a MQTT Echo Server but i am having troubles connecting. This is my code:st...

AGaru by • Associate III
  • 745 Views
  • 2 replies
  • 0 kudos

What combination of DK files and iOS project files would i need to log data from a STEVAL-BCN002V1 tile to an iPhone? Thanks

I'd like to select the update rate for specific sensors and create a csv file on the iPhone. Sorry this appears to be such a basic question but i am very new at embedded systems development but anxious to have even some small progress. Any effective ...

RGupp by • Associate II
  • 775 Views
  • 2 replies
  • 0 kudos

BlueNRG2 - which call back? for write characteristic

i am writing an andriod app, i am wondering which call back of BlueNRG2 will respond after the following codes of app? BluetoothGattService gattService =bluetooth_gatt.getService(java.util.UUID.fromString(serviceUuid));BluetoothGattCharacteristic gat...

ann by • Associate II
  • 436 Views
  • 1 replies
  • 0 kudos

How to configure I2C connection in BLE Mesh

I want to create a mesh in which every node (BlueNRG 2) share some sensor measurements to each other. The measurements should be transmitted over an I2C connection from a sensor module. My Problem is now that I can't configure a working I2C connectio...

EBozb by • Associate II
  • 3054 Views
  • 13 replies
  • 0 kudos

cannot initialise target MCU on STEVAL-IDP005V1

I am using STEVAL-BFA001V1B evaluation kit where I am trying to initialize the MCU on sensor board present in the kit. I have connected ST-LINK/V2-1 programmer/debugger to the sensor board via an adapter board present in the same kit. The ST-LINK/V2-...

Chandu by • Associate II
  • 426 Views
  • 0 replies
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