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

simple code for S2LP

Hello,Could you please provide a simple example source code to operate an S2-LP transceiver under the following conditions? My MCU is an STM32F103 connected via SPI1.A 25 MHz crystal is fitted to the S2-LP.External SMPS (1.8 V) is used.I want to tran...

About S2LP with STM32F103VCT

Hello everyone, I’m trying to control an S2-LP QTR via SPI1 on an STM32F103VCT. I completed the initial setup and configured the radio to 420 MHz. I then wrote a routine to transmit periodically, but I’m not seeing any RF output on the antenn...

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L9663 Configuration

我的 L9663 SPI 无法正常工作,我想通过寄存器读取L9663的设备ID,但接收回来都是0XFFFF。我现在使用的MCU是STM32F103C8T6,以下是我的计划,希望大佬们帮我看一下有没有问题。

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STEVAL-IDP004V2 - "Error code 6148"

  Hi, please see attached screenshot. I'm experiencing a problem with the ST IO-Link Sensorkit and Master (STEVAL-IDP003V1/STEVAL-IDP004V2). I've connected the Master device via USB and used the TEConcept Control Tool as described in the ST instruct...

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Jay6 by Associate II
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STHV748 Technical Support

Dear Manager.Hello, I am a student studying at a Korean university.I am developing a two-channel small ultrasound system.1. Try to use STHV748, a 4-channel pulser, as a pulsar, and don't use the other 2 channels. Should I connect to GND for channels ...

Resolved! STISO620 - pullup needed?

Hi to everybody and thank you in advance. I'm planning tu use the STISO620 as a function replacement for old-school optocouplers. STISO620 matches in every metric. My plan is use the part to interface an STM32 MCU.My application will detect falling e...

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Tico by Associate II
  • 212 Views
  • 2 replies
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Resolved! Is L7987 Synchronous or Asynchronous?

Hi all,I am designing a 48 volt to 12 volt 3 amp DCDC asynchronous buck converter (with frequency > 200kHz) and I found the L7987. Although it says asynchronous in the datasheet, it looks like synchronous in the block diagram. I am confused, can some...

AziD32 by Associate
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  • 3 replies
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