STM32 MCUs Products

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Resolved! STM32F446RE Can't use Pins PA2, PA3 as Input

Hi,I am trying to use the PA2 and PA3 Pins among others as Inputs with Pullups. The configuration is correct, since I am comparing what is in the GPIO Registers for Port A with another input pin PA8 which works fine. I have seen that the same pins us...

FLewz.1 by Associate III
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Accessing Timer OC register for DMA transfer.

Hi All,I'm using a STM32F302R8 and want to transfer timer 2 capture/compare values to memory using DMA. What source address do I use for the TIM2 OC register? I'm calling HAL_DMA_Start() to do this and need the source address of TIM2->OR.Thanks,

BTrem.1 by Senior II
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  • 5 replies
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Resolved! STM32H753 vs STM32H743: Can I substitute?

I need to get some PCBs made by JLC but they are continually out of stock of the STM32H743IIT6 which is my target processor. They do however have the STM32H753IIT6. Is there any reason I can't substitute these to run identical firmware?Thanks

PMath.4 by Senior III
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Resolved! Questions about this circuit and a solution

Hi,Master:​​Platform: STM32F301K8U​As shown below in Figure 1, PA7 (MCU_14) is a video signal (As shown below in Figure 2), which contains the line sync signal (A area in Figure 2, fixed frequency, there may be noise)​and the field sync signal(B area...

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Lyu.1 by Senior
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STM32H750VB SPI Slave MISO last bit returns low to early

Hi there,I am using the STM32H750VB as an SPI Slave in Interrupt mode and it is working but I am not happy with what I see with my analyzer.SPI is working with Idle-Clock Low and aquiring data at leading edge. LSB first.That's all how it should be bu...

TAlbr by Associate
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  • 3 replies
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