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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USI STM32 Nucleo expansion board for LoRa

Hi,Bought the STM32 Nucleo kit w. USI Lora shield.Disappointed when I found out that the documentation wasn't that great.When using AT_Master or the End_Node example I dont find any options for retrieving the debug data.... Is the only option I have ...

SRavn.1 by Associate II
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How to use stusb4500 get 15V without MCU?

Dear Team,I use stusb4500 and desgin this circuit,I connected type C with this circuit and measured VBus got 20V, then a few seconds later stusb4500 broke down.​Anything i have lost in this circuit then made it broke down? How to fix this circuit to ...

0693W000001rszXQAQ.png
YReya.1 by Associate
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  • 1 replies
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How to send commands over spi on the BlueNrg-MS

Hi everyone, I 'm on a project and sould developp a SPI communication between x-nucleo_idb05a1 and stm32F0 MCU and connect with a phone.The samples given on CubeMX are a bit complexes for what I have to do. I just want to send commands over SPI to in...

Yaya by Associate
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  • 1 replies
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Can someone kindly explain what are SPI_CS1 (e.g. DIO1), SPI_CS2 (e.g. DIO18), and SPI_CS3 (e.g. DIO19) on BlueNRG-2?

As far as I have understood, CS2 can be used for BlueNRG-2 acting as master and the another chip in salve mode, I can also see CS1 pin is also used for JTAG operation, does this mean CS1 can place BlueNRG-2 in slave mode for SPI communications? What ...

MAmiri by Associate II
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