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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Having trouble with X-CUBE-SUBG1

Hi, I am using Nucleo-F401RE board, X-NUCLEO-S2868A1 expansion with S2LP and X-CUBE-SUBG1 software. Using code from udp sender and receiver examples, modified to each node be able to send 6LoWPAN message to other node, and answer to message back. Whe...

BlueNRG-1 TEST pin usage

What is the use of TEST pin on BlueNRG-1? STEVAL-IDB007 has a 100K pull-down connected to it, with a jumper that allows a connection to VDD. BlueNRG-MS has it connected directly to GND.Datasheet states that it should be connected to GND, so I expect ...

rastik by Associate III
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C/Q Pin on L6362A

Dear members, reading iO-Link transceiver datasheets like ​for the L6362A i wonder why the Q/C pin and the DI/DO pin are capable of driving loads, i.e. like inductive loads? As far as i understand these pins always are connected to the master, never ...

Two KSZ8851SNL on STM32, working like a hub

I have two KSZ8851SNL connected to an STM32H7 board.In a certain operating mode, I would like to make a 'transparent' connection (on link level) between the two interfaces, so the board with the two interfaces acts like a simple hub.So if I receive a...

Jack3 by Senior II
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S2-LP 802.15.4g packet format SDK/examples

Hello everyone. I'm working with the S2LP transceiver and the 802.15.4g packet format. I'm using the SDK coming with the x-cube-subg1 (https://www.st.com/content/st_com/en/products/embedded-software/mcu-mpu-embedded-software/stm32-embedded-software/s...

NOiko by Associate
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Need JTAG?

Hello There,This a question for those who know Firmware and Hardware well.Currently I am working IAR 7.80.2 1 months trial version.I need some help.Currently I am trying to download firmare of WIFI module through a USB serial COM port.I have SDK firm...

Missing IRQ (follow up)

Dear communityWith interest I read the following thread on the topic:https://community.st.com/s/question/0D50X00009XkffySAB/spirit1-missing-irqI probably have a similar issue. My application seems to "lose" RX data sporadically. There may be a relati...

TX_FIFO_ALMOST_EMPTY Interrupt Problem

hello,i work with the IDS014A4 SPIRIT1 WMbus board,i like to send a frame with the C1 mode(unidirectionel Sent)​.my first question is : why the Tx frame preparation is limited with12 bytes ?my programme can not sendall the data only when i replace :S...

OAhme by Associate
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