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Forum Posts

CAN Receive Interrupt porblem

HiI am new at CAN communication protocol and working with STM32f407. I used example to run fist communication. I can receive and transmit frames.But the problem is, when a frame is sent from first board to other board, second board goes to ISR receiv...

bxcan bit stuffing problem

I have a board with stm32f415 that use the bxcan that continuosly (8 packet every 10 seconds ) trasmit to another receiver board that use Microchip MSC2515 as CAN controller.Some of the packet that i sent from STM32F415 contains all zeros bits. I hav...

DCogl by Associate
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STM32H7 SPI with DMA using memory to start transfer

Dear all,I'm starting to use STM32H7 for a real-time project and my first task is to optimize the SPI communication. The final implementation will be a library that elaborates data from SPI and send the elaborated data in another SPI (like a pass-thr...

ARess by Associate
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  • 3 replies
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Can you use a unified firmware for dual core STM32H7x5?

I'd like to develop an application on the dual-core STM32H7 line.  To simplify development, I'd like to use the same firmware for both cores.  Is this possible?As I understand it, accessing the SCB->CPUID can tell me which core is running. Okay, so ...

TDK by Super User
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how to initialize stm32l496 RTC ?

I have just started working with Micro controller, I use stm32l496 .I want to init RTC with LSI clock source and HCLK is 2MHz from MSI source. I configure RTC in stm32 cubemx but RTC is not working i.e. the time is set correctly but does not increase...

alianvari by Associate III
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  • 0 replies
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Output Compare Mode for STM32F407 Discovery board

Hi,I am working on STM32F4 discovery board and I am trying to use output compare mode.and I have written the following code using peripheral registers.The application is Toggle the LED for every 1sec when output compare is matched.Here is the code. B...

Kumar B by Associate II
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  • 4 replies
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Resolved! Value of the hysteresis of the comparators nowhere to be found

Hello,Looking at the datasheet and the reference manual, I can't find the values of the hysteresis that can be used for the comparators, the datasheet simply states Low, Medium and High values, which is not very precise. Anyone knows the exact values...

LLouf by Associate II
  • 647 Views
  • 1 replies
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