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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Forum Posts

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...

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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...

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PCu1 by Senior
  • 630 Views
  • 0 replies
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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
  • 677 Views
  • 0 replies
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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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  • 0 replies
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How to bootstrap profile to eSIM chip

Hello,I'm from Viet Nam,I am currently working on a project to use eSIMs for electronic meters.Can you show me how to bootstrap VNPT's profile to your eSIM chip? (VNPT is a major telecommunications corporation in Vietnam)Best Regard!

TChu.5 by Associate
  • 1000 Views
  • 1 replies
  • 1 kudos

BLE_STATUS_TIMEOUT with terminate_gap_procedure

Hi everyone,I am developing an IOT solution using the BLUENRG-M0 from ST.I am coding in C and I use a custom board with SPI communication between the BLUENRG and my MSP430F5255 from T.I . I am using the ACI API to transmit commands to the BLE module....

GBara.3 by Associate II
  • 2394 Views
  • 11 replies
  • 0 kudos