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

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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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
  • 1034 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
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  • 11 replies
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I purchased the STUSB4500QTR and actually operated it. After assembling the electronic board, I dumped the default contents of the register and it became as shown in [1A] below. Next, when I purchased parts from a new lot during mass production and assemb

*********************************************************************************(Contents of register [1A])0xC0: 0x00 0x00 0xB0 0xAA 0x00 0x45 0x00 0x00 0xC8: 0x10 0x40 0x9C 0x1C 0xF0 0x01 0x00 0xDF 0xD0: 0x02 0x40 0x0F 0x00 0x32 0x00 0xFC 0xF1 0xD8...

ODais.1 by Associate
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