Interface and connectivity ICs

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STKNX problem

Hi, I am using STKNX interface circuit on my KNX device below and i am facing with a strange problem. My device is working clearly on a KNX line but, when i plug a parallel twisted pair cable to my device KNX input (the other side of cable is open i...

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er3481 by Senior
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How to solve the bluenrg-ms initialization fail?

​I made a custom board with BlueNRG-MS.However, the initial response is not correct after reset - compare with chapter 3.5 Test procedure in the AN4494.The first message after reset is correct, but the response is invalid from the 2nd reply.04, FF, 0...

just4you by Associate II
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What is the best design for bluenrg-ms?

I desgined custom board with bluenrg-ms which I bought in the mouser.com.Therefore, I can't figure out what firmware the ic has.My first reference is sensortile.Because the schematic is very simple compare to the development kit.Currently, my board i...

just4you by Associate II
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How do I know if a usb cable is any good?

I'm using a Nucleo-L412KB for a project at work, but I can't program it because my computer won't recognize my device. I have Utility, Programmer, Link-009 and 007 downloaded, but it won't work. I've tried different boards (I have multiples), and man...

MOrte.1 by Associate
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Products for Power Line Communication over DC

Hi, there I'd like to know is there any specific part designed for power line communication "over DC".Something like, https://www.yamar.com/datasheet/DS-SIG60.pdfI've searched a bit, seems that most manufacturers provide PLC over AC solutions.Any id...

Zt Liu by Senior III
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I have transmited (AT\r\n) to sim 7000 with HAL_UART_Transmit(uart,temp,size,time). but i dont get (OK) in HAL_UART_Receive_IT() from sim 7000. anyone can help me ?

my code to transmite to sim 7000--> HAL_UART_Transmit(gsm_device.uart, temp, size, 250);and my code to receive-->void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart){   if(huart->Instance == huart1.Instance) {       // receive next character      ...

Jfar.1 by Associate
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