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Resolved! internal resistance ADC

Good morning. I am working with the Discovery kit with STM32H7B3LI MCU and want to get its internal resistance. I want to use 10 buttons, each with one resistance, and then get the correct value for my MCU. I already know how to get the values betwee...

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Jad by Senior
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Query: STM32F4 programming with USB

I can program my bespoke board using a repurposed USB port. It would normally be used by a mouse.I was under the impression that if I powered up the board with BOOT0 pin held high the MCU would be in a state to connect to USB and do it's enumeration....

Mike xx by Associate III
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  • 6 replies
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Resolved! STM32F756 Ethernet and lwIP LWIP_RAM_HEAP_POINTER

I am using the latest version of CubeIDE (1.17.0), a STM32F765 Nucleo board with Ethernet. I am configuring the project to run lwIP using the internal Ethernet MAC. I am using FreeRTOS (CMSIS V2). CubeMX configures this LWIP_RAM_HEAP_POINTER to a def...

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SPI DMA is not workng at higher SPI baud rates

Hi,My NUCLEO-H563ZI application uses SPI with DMA. The SPI transactions are not working at clock/2 clock/4 and clock/8 rates, clock being 250 Mhz. Is there any clock frequency restriction when SPI is used with DMA? 

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WCarey by Associate III
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  • 4 replies
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