Interface and connectivity ICs

IOS ST BLE Apps not able to connect to F401RE+IDB05A1. It shows 'Connection Timedout'. May I know what might be the reason? It works with Android

- The .bin sample is from https://os.mbed.com/teams/mbed-os-examples/code/mbed-os-example-ble-HeartRate/- The (iPhone) IOS Software version is 13.5.1, while the iPAD IOS Software version is 13.3-The timeout time capture around 10s from 'connect' clic...

Not able to start General Discovery Mode along with general discoverable mode in BlueNRG-2

I want to discover the peripheral devices with BlueNRG-2 central role.The initializing function set up the public address with ac_write_config_data and than initialize the Gatt layer with aci_gatt_init function. Finally I call gap_init with the follo...

Can't start general discovery procedure with Bluenrg-ms.

I would like to discover and connect peripheral devices with Bluenrg-ms central role. My initializing function set up public address with ac_write_config_data and than init gatt layer with gatt_init function. Finally i call gap_init with the followin...

error undefined reference to MX_BlueNRG_MS_init and Process.

I created new project with 32L152Discovery and additional Software STM X-CUBE-BLE1 5.0.0;After build I have a error "undefined reference to MX_BlueNRG_MS_init and Process.But in my project there are all files.

How to Configure MCU as CP2104 host, in order to read data from other module that uses CP2014 as UART bridge to interface with PC as VCP ?

I want to read from a Host module which is transmitting data using CP2104 chip. I have STM32F429 MCU, and I need to read data from that application using my MCU instead of VCP on my PC . I have not received any data by Configuring the MCU as UART (UA...

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 ?