Interface and connectivity ICs

X-NUCLEO-BNRG2A1 and Arduino

I want to use the BNRG-MS2P of this module with an Arduino. More specific with a custom PCB with an atmega328p. Any tutorial, Literature I can use. This is a new field for me

X-NUCLEO-BNRG2A1

Hi,I have a project that needs BLE connection. Right now I have a custom PCB working with a premade BLE module (SH-HC-08), the PCB has an atmega328p. Now is the time to upgrade with a custom BLE chip for creating my own characteristics.For this, I st...

Trying to setup BlueNRG Chat example with fixed PIN, but having no success.

My device init looks like this: ret = aci_gap_init(GAP_PERIPHERAL_ROLE, 0,0x08, &service_handle, &dev_name_char_handle, &appearance_char_handle); if(ret != BLE_STATUS_SUCCESS) { //PRINTF("GAP_Init failed: 0x%02x\n", ret); return ret; } r...

Please review the design of ULN2003

STCUBEMX code generation missing some pins?

So I'm new to the stm32 line up and I'm currently trying out the STCUBEMX code generator. After generating the code, I can't seem to find the configurations for the pins I selected. For example, I chose PD5 and PD6 as TX and RX for USART2. But when I...

ADC pin current requirements?

I'm designing a guitar pedal using my F767ZI Nucleo, and I have an input stage current buffer using a TL072 op amp. I'm using the Nucleo's 3.3v as VCC.I would like to know if I can wire the op amp output pin directly to the ADC pin on the Nucleo, or ...

GSM options for Connected Bracelet ?

Hello, as part of a connected bracelet project intended for the medical surveillance of the wearer and alerted in case of emergency, we would like to know your on-board solutions allowing us a gsm connection in order to send data relating to the heal...

How to interface Audio Codec WM8731 with STM32H7 Controller using I2S Protocol? Want to record the data from the MIC and store in the .wav format in SD card also want to play the same .wav file?

Any better ideas, apart mine, about upgrading ST-Link V2?

I've bought STM32F103 and St-Link/V2 and wanted to program and debug it via STM32CubeIde 1.7 . I connected the 2 devices and the laptop. I wrote a simple programand tried to debug: I got problems. St-Link needed an upgrade, but the Upgrade tool could...