STM32 MCUs Products

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Forum Posts

ADC1 -> DMA2 works first time then stops

Posted on September 22, 2016 at 06:11Hi all, I have a most frustrating problem. I am using the ADC1 to sample 5 ADC inputs in sequence, I am also using the DMA2 Sequence 0 to transfer the results to a memory location. I am using a timer to ensure ...

STM32F407VG ADC Basics - Part 1

Posted on November 26, 2017 at 17:07Dear all,I'm an Engineering student who's trying to learn the Embedded programming with STM. Kindly tolerate my ignorance.I've read the reference manual (ADC) and the data sheet of the specified Kit and I have the...

UART Read Non Blocking STM32F217?

Posted on November 26, 2017 at 16:27I am working with the UART_Hyperterminal_IT example in STM32Cube_FW_F2_V1.7.0.  My micro is STM32F217.My calls to HAL_UART_Receive_IT() are blocking.  That is probably the expected behavior, but I would prefer to:...

Quadrature Encoder on TIM4 CH3-4 (F103)

Posted on November 24, 2017 at 22:37I have designed a pcb where I wanted to count encoder signals on TIM4 CH1-2 and CH3-4. I realized I messed up big time... Are there any possible ways to count the encoder signals on ch3-4?#timer #stm32-encoder #f1...

A bug on pwm complementary output of cubemx32

Posted on June 25, 2017 at 13:07When i want to produce a pwm complementary output ,the chip is stm32f103c8, only main connel have output and auxiliary have no output . I track program to file stm32f1xx_hal_tim.c on funtion : TIM_OC1_SetConfig and fi...

About stm32L stop mode uart

Posted on November 26, 2017 at 13:58hi everyone~Before  enter stop mode ,I called HAL_UART_DeInit(&huart3) an  after it was  wake up from stop mode(wake up by rtc), I called HAL_UART_Init(&huart3),but after wake up uart3 can't work. What should I do...

guo sir by Associate II
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Nucleo L496ZG-P USB VCP problem

Posted on November 26, 2017 at 17:00Hey Guys,I am trying to sample some ADC and transfer over USB Virtual com port.I managed to get the ADC working but I am facing some difficulties in getting the board to work in VCP mode as the processor gets a sh...