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STM32H563 flash gets locked after programming

I am trying to implement an IAP function on stm32h563 with Keil. I have a bootloader and image A and B, all running on flash. Image A and image B are running on bank 1 and 2. When i was running image A and updating image B, new image B is successfull...

Ehow by Associate II
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  • 0 replies
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Implement UART Transmit in DMA mode correct way

I am using stm32f779I eval kit. I am using example UART_HyperTerminal_DMA by en.stm32cubef7.I am trying to implement UART in DMA mode to transmit a simple string.So I have used CubeMX to generate the code and I have configured UART1 TX DMA in normal...

phenom by Associate II
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  • 14 replies
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Resolved! PWM Channels 3 and 4 of TIM2 not working on STM32L053

As per the title: I am using Timer 2 for a PWM. Channel 1 and 2 work just fine, but Channel 3 and 4 won't output anything. Created the project with CubeMX. Tried enabling all 4 channels with all the same values except pulse (CCR) and probed the outpu...

EPrüß.1 by Associate II
  • 1944 Views
  • 14 replies
  • 5 kudos

Getting stuck at memory address 0x1fff'5064 on boot.

I have a couple dozen of custom boards with STM32G4s on them. These boards are all 'identical' and the software being loaded on them is the same. BOOT0 pin is currently floating so on my initial load I held it to ground and changed the option bytes v...

JVoge.2 by Associate II
  • 2223 Views
  • 7 replies
  • 1 kudos

Resolved! USB Device sometimes not recognized

Using an STM32F373, I setup a USB DEVICE virtual port class.  The connection does work but it takes disconnecting/reconnecting the USB cable once or twice before it gets detected successfully as a serial port/usb device on my linux box.  I use lsusb ...

LMorr.3 by Senior II
  • 1700 Views
  • 14 replies
  • 3 kudos

Resolved! Corrupted FDCAN identifiers, 20th bit always set to 1

Hi AllI'm having a problem with FDCAN transmissions and would appreciate any insights.  I have a pair of H563ZI Nucleo boards, and am transmitting FDCAN messages, but the 20th of the 29 bits in the FDCAN extended identifier is always received as 1, r...