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

IRDA RECEPTION ERRORS AT 38400bps

Posted on July 06, 2018 at 07:27Hi,I'm using a Nucleo-F401RE whith HSE at  9.8304MHz.I try to receive, on UART6, IRDA frames of unknown dimension : from 4 to 60 bytes max; the third code received specify, by a table, the length of the frame. (STX, D...

PB for L152RE: UART1

Posted on July 12, 2018 at 16:59Hello,I have a pb with UART1 for L152RE board. I connected a sensor to my board in UART2 through a Max232 and i succeed to have information to my hyperterminal (TerraTerm). But i was not able to have information in th...

BlueNRG-MS hangs

Posted on July 05, 2018 at 21:12Hi,I'm using BlueNRG-MS to transfer data to host PC running windows 10.The connection interval is 15ms, slave latency 5, connection timeout of 300 ms. BlueNRG-MS sends 1 notification of 20 bytes each connection (verif...

ST8500 question

Posted on July 09, 2018 at 13:01Good day, everyone,I have tried using the ST7590 QFN chip and I found that its functionality is limited, and the TQFP package is the advertised stand-alone chip. I have been advised (if I am going to make a change) I ...

Hi, does anybody has some example code (CAN interface configuration, CAN interrupts) for STM32 as CAN slave receiving data via CANopen protocol?

Posted on July 09, 2018 at 16:42I am trying to receive CANopen data (8bytes sent every 1s) with Nucleo  L476RG (it has only Master CAN interface but I think it should not matter since CAN is multimaster). For conversion CANH and CANL to CANRx and CA...

SPBTLE-1S pinout configuration

Posted on July 01, 2018 at 16:21Hello, I am trying to develop a new product with the SPBTLE-1S module, my idea is to use the module connected to a uC by UART.https://www.st.com/resource/en/datasheet/spbtle-1s.pdf Looking in the datasheet I see that ...

BluNRG-1 lower power consumption

Posted on July 04, 2018 at 12:44Hello,I am using BluNRG-1 module with Stack v1.0.My clock source is 'LS_SOURCE = LS_SOURCE_INTERNAL_RO', the module has no external oscillator.I used the following code to lower the power consumption, as it is adviced...