STM32 MCUs Products

is there some sample code showing how to count external events with TIM3 or TIM4 (with or without interrupt)? I'm using a STM32F429Idisc with HAL library and system workbench.

Problem writing Data to Flash

Hi,I wanted to Erase and write data to select Flash memory location.I have Nucleo-L4R5ZI kit and have example Flash erase code available for L4 series which I ported to R5ZI.As you can see, the example code has two portions:Erases the page(s) which w...

Hom many EEPROM data memory is available on stm32L010RB and how is paged ?

On stm32L010RB datasheet and on STM32L0x0 reference manual (RM0451) I found 512 bytes (category 5 devices) place at 0x0808 0000.Using STlink utility program, erase sector shows 2 banks of 0xc00 bytes starting at the same address, for a total of 0x18...

STM32G4 RM0440 error: TIM16/17_OR1 register at wrong address

In the STM32G4 reference manual, section 30.8.15 has TIM16 and TIM17 OR1 at address offset 0x50. This register is used to enable the HSE/32 input to TIM16/17 for measuring the frequency of the HSE clock. In section 30.8.22, the register map summary...

BMP280 I2C is not updating

Hi, I am using stm32l432kc nucleo and BMP280 sensor with I2c communication.During the debugging I realized that the data from the sensor is not updating, always 2481 (temp32 variable).Could you help me in this topic?Thank you in advance.Info:Used dri...

FDCAN Protocol error in the data phase on STM32743ZI eval board

I am trying to use CAN on  STM32743ZI eval board. . I am able to transmit and receive data in loopback mode successfully without any error but in normal mode I am getting transmit errors. The FDCAN interrupt registers are 0x31800000. It means that pr...