STM32 MCUs products

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UDP connection between STM32 and MATLAB

Posted on July 31, 2016 at 22:42Hello everyone, I am using stm32f746 discovery board and I am sending 10 bytes of data in UDP protocol to PC. I can trace the data coming through LAN using WireShark application. for example No.   Time           Sourc...

abbas by Associate II
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STM32F746, Pixel erros with VRAM in remapped SDRAM

Posted on October 22, 2016 at 22:41Hi there,I have a F7 setup with running LTDC, DMA2D and SDRAM to drive a tft display. The VRAM buffer is defined in SDRAM memory.When I use the standard SDRAM address mapping at 0xC0000000, the display works fine w...

Usage Fault with STM32F7 HAL

Posted on October 21, 2016 at 01:09HI All,If I enable usage faults in my F7Discovery project (F769) - I get usage fault in the HAL - specifically in stm32f7xx_hal_dsi.c line ♯ 1281 hdsi->Instance->GPDR=((uint32_t)(*(ParametersTable + uicounter)) | \...

imtiaz by Associate II
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32KHz External Oscillator on STM32F779

Posted on October 19, 2016 at 09:44Hi,I have recently been having problems with the 32KHz external oscillator on a number of boards failing to start or running slowly when it does start. After trawling the reference manual I found the LSEDRV bits in...

Prescaler Value for the Timer in Encoder mode

Posted on September 29, 2016 at 16:42I am using TIM4 of STM32F767 in Encoder mode. The period is set to 1000. The CNT value changes as follows: 0->1000->1->1000->0 and so on. On monitoring the DIR bit, I found that it keeps oscillating between 0 and...

Neo M by Associate II
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STM32F746G-DISCO, touch controller gestures do not work

Posted on August 26, 2016 at 13:29Hi,I have 4 STM32F746G-DISCO boards. Two from early production and two quite lately.Tried to read the FT5336 touch controller gestures, but in none of them managed to get any reading on the gesture register apart fr...

sv1eia by Associate II
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STM7 - PWM in LP Mode(s)

Posted on September 08, 2016 at 13:15Hello All,Is it possible for the STM7x family to drive PWM outputs - specifically here TIM1 and TIM8 - in Low Power Mode?Thanks,John W. #stmf7-lp-pwm

STM32F746, ADC

Posted on July 25, 2016 at 12:05 Hello, I have a few question about ADC. I want to drive ADC through DMA. The problem is that when I choose more than 6 samples I cannot enter in HAL_ADC_ConvCpltCallback. My second question is how to set the time...