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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Help with sensortile.box, STM32duinoBLE, and GATT

Help, anyone! What am I doing wrong??Below is the entirety of the skeleton code that I have written to add a GATT service to the basic sensortile.box. The issue I have is I only get two generic services:00001801-0000-1000-8000-00805f9b34fb (Handle: 1...

GEmel.1 by Associate II
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BLUENRG-2

Hello ST-CommunityI have a little problem with bluenrg-2m, I'm handling the the user event process in 100ms RTOS timer call back with stmn32f446.The problem is when I send a file using mobile app call bluetooth terminal, It become too slow !1kbyte pe...

MOhamed_Mehery_0-1687498597311.png

S2-LP and int

My customer installed some sites with cards with S2-LP (one central board and one remote).On a particular location the S2-LP crashes. Now I'm searching the problem but while I'm searching I would like that the customer resets the S2-LP (not the entir...

Capture d’écran 2023-06-21 175501.png
PCu1 by Senior
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BlueNRG-2 IRQ problem

Hi,I have a custom PCB based on STM32L4R9 with a SPI interface to BlueNRG-2 flashed with DTM SPI (2.1f stack). I use X-CUBE-BLE2.I'm able to communicate with the module such as retrieve firmware details, start and stop tones. The problem I'm seeing i...

CBras by Associate II
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STHV series evaluation board and chips

Hi,I notice that the STHV series chips have T/R switch in it, but I wonder if the evaluation board can receive the echo signals? Then, if I want to develop a PCB board with STHV series chips, do I need to add a waveform generator before STHV chips?...

SWang.18 by Associate
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