STM32 MCUs Products

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TIM2 and TIM8 sync issue with DMA in circular mode

I AM USING STM32F446RCT6 MICROCONTROLLER HAL_TIM_OC_Start_IT(&htim8, TIM_CHANNEL_2); HAL_TIM_PWM_Start_DMA(&htim2, TIM_CHANNEL_4, (uint32_t *)gPWMData1, gPWMData1LastIdx); // trans is generated HAL_DMA_Start_IT(&hdma_tim8_up, (uint32_t)&gPWMData2[r...

MGOEL1_0-1753871531615.bmp MGOEL1_1-1753871592244.bmp
MGOEL.1 by Associate II
  • 162 Views
  • 8 replies
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STM32U5 SPI1 in Stop Mode

I'm using an STM32U5 processor to communicate with a sensor over SPI, and I am unable to get the SPI transfer and reception to work while putting the device into STOP 0/1. The datasheet and reference manual state that this is possible with SPI1 in ST...

jcjunker by Associate II
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  • 6 replies
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Doubts Regarding USB CDC in STM32F407

I am recently working on USB CDC in STM32F407 and i have the following doubts:Based on my understanding 64  bytes can be send using CDC_Transmit_FS, so can we give a array of some size which is greater than 2KBytes and DO we need to do any chunking h...

Resolved! H523 can't run HW SPI

Hello, I spend a lot of time to tried running HW SPI on H523CET6.  On the other mcu like F411 it work without any problems. In this case SPI work only when I do it in software mode://===================================================================...

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wegi01 by Associate III
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  • 3 replies
  • 1 kudos

Resolved! A problem about the I2C Fast mode plus of STM32H750VBT6

I configured SYSCLK to 480 MHz and set the I2C1 peripheral clock frequency to 120 MHz. For I2C1's timing settings, I selected Fast Mode Plus (1 MHz) and applied the timing register value 0x0050174F, the setting about maximum output speed of SDA and S...

PKB404 by Associate
  • 137 Views
  • 2 replies
  • 1 kudos

Resolved! STM32N6 unused XSPI pins

Hi all,I'm designing STM32N655L0 based board and I've one question.I'm using XSPI1 and XSPI 2 peripherals.XSPI2->Octa SPI mode, NOR FlashXSPI1-> SDRAM, Hexa SPISo my question is can I use unused CS, NCLK pins as an IO?I just wanted to be sure. BR

NPU SRAM

Hi,I want to increase the amount of RAM for my application, but I noticed that the NPU seems to be using memory from address 0x34100000 (SRAM2) in the sample application it is based on. Where can I change this? Are there any limitations to the memory...

Artur5 by Associate III
  • 227 Views
  • 1 replies
  • 0 kudos