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

Mistakes in blueNRG c code?

I suppose there are some mistake in Blenrg CodeStatement: * @arg FIFO_LEV_1_64: interrupt when Tx FIFO becomes <= 1/64 full = 1 ... at the line 440 of blueNRG1_uart.c is misleading. In accordance to datesheet instead of "full" should be "empty". In t...

Hcf4010 as a voltage level translator

Hello,Iam using HCF4010 for my project.  I tied both vcc and vdd into 5V. The 6 input to the ic is connected to an esp32 chip(3.3V). Is there any problem while using like this? Is it take more current from the inupt side? ​As per the above connection...

AThom.17 by Associate II
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Resolved! BlueNRG-2 5.0 long range support via lower bit rate

Hi,The BlueNRG-2 describes compatibility with the 5.0 spec. but I've been unable to find specific mention of the longer range via lower bit rate 500kbps or 125kbps and Forward Error Correction (FEC).Is this long range mode supported and if so can you...

jaylong by Associate II
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SPBTLE-RF0 Radio test report EN300-328 Faild

Hello, in our project we use SPBTLE-RF0 modules. Unfortunately we did not pass RX test according to EN300328.On the module the newest sw is running. The module is located in the directmode and is controlled via hci. I have not found any radio report ...

YL by Associate II
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How can I get the firmware source code for the IDP004V1 and IDP003V1 (downloaded from st.com) to build in STM32CubeIDE?

I tried 3 different import options, but STM32CubeIDE disables the build icon, and there is no .project file. It appears that the firmware was created in a different development environment, but all the documentation says nothing about it.

AHefn by Associate II
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