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How to get started with bluetooth?

Hi, I've had an STM32F411 development board for sometime and have done hobby projects with practically every peripheral on the board (audio output, mic, accelerometer, gyroscope, etc) programming both with and without the HAL. I'm now interested in ...

STM32F411VE - IAR save RAM values on debugger reset

Hi everybody,I'm using STM32F411VE and compiling/debugging with IAR / ST-LINK.My firmware has a structure that must be non volatile and is, thus, saved on flash everytime the machine detects that the mains have been switched off (by z-crossing detect...

gdivella by Associate
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Resolved! Do RAM may have old data after energized

Hi everyone ,We are using our custom bootloader firmware to update our main firmware.To do that we set a flag at a specific location at RAM and reset the MCU.The flag size is 1 byte.At the bootloader firmware read the data from RAM and if this data m...

Resolved! spi clock configuration

Hello, I am using nucleo stm32f429zi. I want to add MCP3304 SPI with my controller. It works properly, but my spi clock is 1.325MHz, which means my channel sample rate will be 1.325MHz/21=63095Hz (sample rate for 4 differential channels). so each ch...

yang hong by Associate II
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