STM32 MCUs Products

i use the chip stm32l15x, i want to know how to stop iwdg in the standby mode urangl

SPI communication STM32F429ZI and L3GD20

Hello,I am trying to get started with gyroscope L3GD20 on discovery board. I had problems with HAL SPI library so I wrote my own. When I try to communicate with gyro I cant get any answer, I try to read WHO_AM_I register but all the time I got answer...

Problem reading multiples channels on ADC on STM32F303.

Hello,I'm new to STM32 world (but I know a little about MCUs...) and I'm trying to read several channels on ADC on STM32F303 MCU. I've tried to follow tutorials from Internet, but none of them seems to use version 5.0 of CubeMX, which may lead to inc...

STM32F746G Discovery board as ST-link programmer for external STM32 MCUs

Hi everybody,does anybody experience at using ST-link in STM32F746G Discovery board for external microcontroller? There is a ST-link connector (CN8) on the board with 4 signals - 3V3, CLK, GND, DIO. Problem is that there is not any possibility to dis...

Problem with STM32F407 using RTC_SmoothCalibConfig

DBP bit (PWR_CR) is set to enable write accessRTC_WPR is written key-sequenze (by function itself) to enable write accesscall of RTC_SmoothCalibConfig(...) does not change Register RTC->CALRreturn of RTC_SmoothCalibConfig(...) is SUCSESS, nevetheless...

HAL "instance" parameter contradiction

Hello,Is "instance" used just for numbering of HAL instances, or is it that the number has additional meanining in term of hardware ? For example:With SRAM, the instance in the SRAM example (stm32h7cube) is:hsram.Instance = FMC_NORSRAM_DEVICE; hsram...

Problem with mbedTLS compiling

Hi,I'm trying to compile a Project using Nucleo-H743Zi board using FreeRTOS, LwIP and mbedTLS on keil uVision. I beleive that i'm pretty sure for my configurations, but when i build the project, i get an error " Undefined symbol time (referred from s...

Timing analysis for Controller and QSPI NOR Flash

We are using STM32F767BGT6 controller and S25FL128LAGMFI010 NOR Flash .I want to do Timing analysis between this two ic's . Below is the formula used for calculating setup margin and hold margin.SETUP MARGIN =CLOCK PERIOD-TCO(MAX)-TSU,HOLD MARGIN=TCO...