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

STPM33/34 RMS Current Calculation Error

Hi everyone, I met a problem when I measured the current rms value with stpm33 ic.I'm using this IC with resistive loads and other load profiles with low crest factor. But I met a case with a high crest factor load like as SMPS type loads. I collecte...

stpm_1.png
bsahan by Associate II
  • 2229 Views
  • 11 replies
  • 2 kudos

BlueNRG-mesh sniffer

Hi,How can I capture packets in my mesh on BlueNRG-2 module? How can I know if a module has passed any package to another module? I see packets directed to a specific module, but I don't see being an intermediary in the network.Regards Adam

Adam0 by Associate
  • 130 Views
  • 1 replies
  • 1 kudos

Resolved! ST87M01

I'm trying to develop a multiprotocol board with Dual Stack wM-Bus + NB-IOT. I found this link:https://www.st.com/en/wireless-connectivity/nb-iot-products.html So the ST87M01 module is capable of it. I have the next questions:1) The module is sold wi...

Resolved! EOL for ST7540

Hello ST Team,I am hardware design engineer at Grundfos. In our current design we plan to use ST7540 part from power line communication. We would like to know the end of life for this part ST7540.Below are the details for your information:Project nam...

X-NUCLEO-S2868A2 at 915Mhz?

Hi everyone Does anyone know if I can use X-NUCLEO-S2868A2 for 915Mhz ? . It's a quite confuse , the schematic says the RF balun can operate 868 - 930 MHz . If not could you recommend similar board for 915Mhz .I'm trying to avoid the board that has e...

JesusAVC by Associate II
  • 248 Views
  • 4 replies
  • 1 kudos

STPM34 Init Issue

Hi. I am using two STPM34 on my board, they are separated, UART, SCS, SYN, all of them. I got init issue happens at start-up. I can't detect it. I've applied this Getting started with the STPM3x document procedures and got driver code that provided b...

yucelc_1-1743767310012.png
yucelc by Associate
  • 120 Views
  • 0 replies
  • 0 kudos

BLUENRG_LP GATT Service Crash

platform:BLUENRG345_MCSDK :BLUENRG_LP_1.2.0Our device serves as a broadcaster (directional broadcast), with GATT acting as a server, providing one service and two characteristics(read_req and WriteReq). The target device will periodically connect to ...

CYHHF by Associate
  • 126 Views
  • 0 replies
  • 0 kudos

X-NUCLEO-S2915A1

Hello everyoneDo you know where can I find a ready to use example for X-NUCLEO-S2915A1 . It seems that everything is for other boards.I also tested P2P example from cube for L1 ("S2915A2_P2P") and it doesn't work . Two boards I press the button and n...

JesusAVC by Associate II
  • 119 Views
  • 0 replies
  • 0 kudos