STM32 MCUs Products

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OB programming issue on the custom bootloader

Hello,To protect the device's software, I am updating the RDP values in my own bootloader software, and to protect it in the event of a sudden power outage, I am also updating the BOR values. I am performing these updates only using HAL APIs. Additio...

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neset by Associate
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  • 1 replies
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Resolved! SPI DMA STM32U031 wrong data

Hi everyone,Im currently trying to use SPI with DMA mode on STM32U031G6 with an S2LP,In this specific case I want to obtain the number of bytes present in my FIFO (10 bytes here), but the problem is that my reading through DMA mode does not work.Belo...

Quentin_27_0-1757497219651.png Quentin_27_1-1757497434702.png

STM32H563ZIT6 - External memory not working

Hello,I have custom PCB based on STM32H563ZIT6 with external memory MX25L51245G(W25N01xx in schem.) and Riverdi display. I use ExternalLoader from https://github.com/cturvey/stm32extldr/tree/4dcb141b9cf6da2ee3fddf154d073bb6218a52e5/h5_mx25l51245g. Pr...

STM32 CAN FD ISO Nominal 500kpbs Data 1Mbps

Hello,I am using STM32 microcontrollers on CAN FD ISO buses.The problem is that I am not able to configure CAN FD bus with a nominal rate of 500kbps and a data rate of 1Mbps. All others configurations are working as expected, see below all combinatio...

BBute.1 by Associate II
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  • 5 replies
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Resolved! STM32G0 Engineering bytes programming

What is the sequence and APIs to erase and program the Engineering bytes?There are APIs to handle Main flash, and APIs to handle OTP, but it is not clear how the Engineering bytes should be handled.Thanks

STM32U031 SPI receive data of arbitrary length

Greetings!I am using the STM32U031 with STM32CubeMX HAL as an SPI Slave and would like to receive data that has variable length (max 50 bytes). I am using software NSS and my current approach is to start a DMA Rx/Tx transfer (using HAL_SPI_TransmitRe...

FlokRo by Associate
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  • 2 replies
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