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francois06
Associate II
since ‎2019-01-17
‎2023-06-14

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  • 15 Posts
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User Activity

Issue with SPI and SDIO using same DMA

2019-04-25
Hello,I'm working on an STM32F411 and I'm using two peripherals : one SPI and one SDIO.The SPI is triggered every millisecond in a timer ISR and is using two DMA2 streams 0 and 2 in direct mode at a very high priority for TransmitReceive. Then, the D...

Programming flash with DMA

2019-02-20
Hello,I would like to know if it's possible to write from RAM to FLASH using a DMA.I tried to configure a DMA as memtomem, using the HAL_DMA_Start function but it doesn't work.Is it doable ?Thank you.François

Bootloader and binary file format of a new application (memory areas)

2019-01-31
Hello,I'm currently working on a STM32F411 MCU project which includes a BlueNRG-MS module and a bootloader for reprograming OTA purpose. The bootloader is at address 0x08000000.I would like to program, by the MCU application (not the bootloader) into...

internal pullup resistor when power off

2019-01-17
Hello,I wonder if I use the internal pullup resistor on an STM32F4 on an open-drain output, if the MCU is reset with the line NVIC_SystemReset(), does the internal pullup resistor with open drain output will still be seen by another IC connected to t...
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