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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STUSB4500 slows down I2C clock to 1 kHz

Hello, I have a circuit where a STUSB4500 USB-PD controller is connected with ESP32 via I2C.The problem is that when a USB cable is connected and STUSB4500 powers up, the whole I2C bus clock slows down to 1 kHz which is too slow. After the ESP32 is r...

degesz by Associate
  • 1483 Views
  • 1 replies
  • 0 kudos

STWPLLSim run error

Posted on March 14, 2018 at 10:23I am using STWPLLSim tool to simulate loop values for STW81200. After installing, when I start the program the following LIBRARY NOT FOUND error occurs:java.lang.UnsatisfiedLinkError: C:lProg ram Files (x86)1STMicroe...

EP Pang by Associate
  • 844 Views
  • 2 replies
  • 3 kudos

Resolved! ST87M01 - Dual Stack wM-Bus + NB-IOT?

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...

JuanMarGo by Associate II
  • 1229 Views
  • 10 replies
  • 8 kudos

Resolved! X-NUCLEO-67W61M1 uart connection for AT commands

How do I connect to the X-NUCLEO-67W61M1 uart in order to access the 'AT' commands?I never get the AT> command prompt, although I get the bootup output spew, see below sample. I have tried 2 different uart-to-usb interface boards that work on other s...

lewis by Associate II
  • 1549 Views
  • 5 replies
  • 4 kudos

Resolved! x-Cube-ST67W61 Package V1.1.0 Update for CubeMX

Dear All,I am waiting for the availability of the x-Cube-ST67W61 package update to version 1.1.0 which is available on GitHub but doesn't show up in CubeMX at the moment. Do you know when it will be available via embedded package update?Best regards,...

PKR by Associate
  • 133 Views
  • 1 replies
  • 0 kudos

QoS configuration on ST67W

Hi, i have bought a Nucleo-U575ZI-Q coupled with a X-Nucleo-67W61M1 i have upload the exemple ST67W6X_MQTT, after reading the doc i have complete the configuration and i run well.  I use it with mosquitto or nanomq brokers (same results) but on both ...

XP_LGE by Associate
  • 568 Views
  • 1 replies
  • 0 kudos

S2-LP Transceiver interface with Antenna

Hello Community experts, I am working on my company's new product line designing about 10 products. We are planning to use S2-LP transceiver for 868MHz and 915 MHz devices. For at least 2 products, we need as long range as possible. Since the Half Wa...

ABSingh by Associate
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  • 0 replies
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L9966 single conversion mode

We have followed single conversion mode as outlined in: L9966 lambda sensor interface – rev. 1.0.0 1 L9966 lambda sensor interface Application Note. But the result register is all zeros.Is there anything missing?The register nameing is not consistant...

Resolved! ST67W61 pass-through mode

Hello, does ST67W61 module support pass-through mode?   I have an application based on a third-party IP stack and it would be a pain to rewrite it all with AT primitives. A far simpler solution would be replacing low-level calls to transmit and recei...