Interface and connectivity ICs

Problem when using STPM4RasPi

Hi,I'm trying to use the ST33 Arm-based TPM connected to a Raspberry Pi 3 (STPM4RasPi) but there is an error on the initialization of the TPM. I have a kernel NULL pointer dereference which prevents the TPM to start. I used this documentation https:/...

why GPIO demo code is not working in BlueNRG-2 custom board?

We designed a board using BlueNRG-2 and we uploaded the GPIO demo code available in BlueNRG-2 navigator (to toggle DIO14) to the board using the BlueNRG-ST- Link utility. The board didn't detected with high Frequency(.9MHz-4Mhz) so we changed the SWD...

About SPBTLE-1S

Hi,I'm going to use SPBTLE-1s for comunication between PC and uController over bluetooth (SPI->SPBTLE) in a new project.Is it possible using SPBTLE-1S without programming (buy and mount it) or is it necessary to program it before ? Do I need to have ...

We are designing a product with LTE-M connectivity. We plan to use ST4SIM-200M as eSIM; this component is currently active, but we cannot find the price or even a reseller. Anyone has more info on this ?

How can I read local name of remote device, initiating connection on a bluenrg ?

I am need to change the authentication requirements on the fly based on who is connecting to the device.

I interface stm32H743Zi2 nucleo board with LDC1614. clock freq is varies.

SCL mode is Fast Mode but i.e whoes speed is 400KHz. but when i see in logic analyzer its shows 350-360KHz. Why its fluctute .

BLUENRG-M2SA

I am trying to find out how to set up this as a master processor. I am trying to find out how to program it. Is an Stlink/V2 acceptable to flash it. I am not seeing a pinout on BLUENRG-M2SA for SWDIO and SWCLK. It is not supported by Cubemx ...

BlueNRG-1 Adding Device Info service in the advertising phase

Hi guys,I need to add the Device Information (0x180A) service in the advertising phase.I tried to do that in aci_gap_set_discoverable function, but ever fails with error 0x42 (invalid parameter). Whitout service uuid list, works ok.So, I tried with a...

How to switch from using LPUART to using USART1 at the AT_SLAVE project in the b-l072z-lrwan1 software package?

I am working on a project using the I-Cube-LRWAN software package, precisely the AT_SLAVE project form the b-l072z-lrwan1. I want to upload the AT_SLAVE project on a L0 MCU interfacing the cmwx1zzabz-091 LoRa module. Then I have an other MCU (L4 MCU)...

How can i receive an image from android application via bluetooth(uart) and store it on the sd card ?

i am working on a stm32f746 board and i am using a hc-05 bluetooth module. i didn't know how to receive the image file and store it in the sd card. any help please ?