STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Resolved! STM32F0 RTOS create task causing hardfault

This is my main program: int main(void) { HAL_Init(); /* USER CODE BEGIN Init */ TaskHandle_t task1_handler; TaskHandle_t task2_handler; BaseType_t status; /* USER CODE END Init */ /* Configure the system clock */ SystemClock_Confi...

Jemegen by Associate III
  • 1921 Views
  • 6 replies
  • 2 kudos

Composite Device problem.

HelloI am working a project that implements CDC_ACM and MSC devices in a composite device.Device Manager displays these as USB Serial Device (Com35 , works) and STM Product USB Device (Mass Storage Device). But Disk Drive does not appear in Explorer ...

lubo by Associate
  • 950 Views
  • 2 replies
  • 0 kudos

Strange screen behavior when audio start

hi,   I'm using STM32H735G-DK. I coded audio output with sine wave while referencing to the example code(\STM32CubeIDE\STM32CubeH7-master\Projects\STM32H735G-DK\Examples\SAI\SAI_AudioPlay). When I start audio, line out could output the sine wave corr...

f-fujii by Associate
  • 579 Views
  • 0 replies
  • 0 kudos

Set Pending PendSV

I am trying to fire the PendSV interrupt from within SysTick. I was trying to use HAL_NVIC_SetPending() but discovered that this function ignores interrupt IDs of 0 or less. I am looking for an alternative.

JoeJoe by Associate II
  • 631 Views
  • 0 replies
  • 0 kudos

Resolved! Inefficient BSP LCD code

After poking around a bit more in the STM32CubeIDE code, I'm seeing a pattern of issues that indicate a serious lack of understanding on the part of the authors of the shipping BSP code. This code was written several years ago, but it is the shipping...

bitbank by Associate II
  • 1641 Views
  • 3 replies
  • 7 kudos

I'm getting HAL_I2C_STATE_BUSY_RX

Hello,I have developed a code in FreeRTOS mode that contains two main tasks. The first one check if I have received an RX buffer on the I2C bus, and the second one manage the data that has been received.However, after receiving the first buffer, I am...

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Mabou.1 by Associate II
  • 4945 Views
  • 15 replies
  • 0 kudos

Resolved! Storing Images in QSPI Flash

Hello,I am using the STM32H747I-DISCO board for prototyping. I was able to load up the "Tutti Frutti" game demo on the board to verify the hardware. In my own application I was able to store a small 320 x 240 image in the internal flash of the STM32H...