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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Should Pin 21 of BLUENRG-M2SA be grounded?

Hello,I am using the BLUENRG-M2SA in my design. In the BLUENRG-M2 datasheet at https://www.st.com/resource/en/datasheet/bluenrg-m2.pdf, it is stated that all GND pins must be grounded. However, in the BLE module integration design guidelines (DT0142)...

ASang.2 by Associate
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STEVAL-IDB008V1M ADC Input 1 & 2 connections

Hello, I've been using the STEVAL-IDB008V1M to help develop an BLUENRG-M2 product for an company. I've noticed in the schematic there are 3pF capacitors connected to the ADC Input 1 and Input 2Does anyone know why this is done?For the time being I ha...

0693W00000BcjVdQAJ.png
BWill.4 by Associate
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  • 1 replies
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BlueNRG-M2 Host-less mode

Dear all, I'm just getting started using a BlueNRG-M2 module and a host STM32.Browsing through the documentation I've seen that chapter 3.2 of bluenrg-m2 datasheet mentions "Host-less mode (application processor): customer application runs on the Blu...

app_processorVsnetwork_processor.png

S2_LP SMPS inductor

Hi,We want to use the S2-LP with embedded SMPS enabled. The recommended inductor value is 10uH.We need to lower the inductor value. I have read  that it would be possible to reduce the inductor value to 2.2uF in  the AN5246How to use SMPS to improve ...

Adalgiso by Associate II
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  • 1 replies
  • 0 kudos