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JosepM Ribera
Associate III
since ‎2019-02-26
‎2023-12-04

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  • 19 Posts
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User Activity

STM32H7 USB DFU firmware boodloader bug

2023-12-01
Hi, We are using STM32H7, and we found that the following instruction doesn't work: /* Test if user code is programmed starting from address 0x08020000 */ if (((*(__IO uint32_t *) USBD_DFU_APP_DEFAULT_ADD) & 0x2FFC0000) == 0x20000000) <--- It is alwa...

STM32H7 DFP 3.1.1 spi issue

2023-10-13
Hiwe are working with a STM32H7 project. Recently we upgrade the packages and the Keil.STM32H7xx_DFP.2.5.0 grow up to DFP 3.1.1.Since the upgrading, the SPI start to fail (some data bits were wrong in every reading). Downgrading to DFP 2.5.0 it works...

STM32H7 RTC BKUP registers issue

2021-11-26
HiWe are using the STM32H7A3ZIT6 for one of our irrigation controllers that we are developing. To check the "power cuts" time, we always save the RTC value (uint_32 seconds value) before voltage goes down, using:HAL_PWR_EnableBkUpAccess();HAL_RTCEx_B...

HAL_SPI_Transmit_DMA. If I transmit a big amount of data (30000 bytes), it fail

2021-02-23
Hi!I'm using STM32H7 for a new project, and I need to send data through HAL_SPI_Transmit_DMA to an external MRAM. I have a block of 34000 bytes. If i send this: HAL_SPI_Transmit_DMA(&MRAM_SPI_H, buf, 34000); there is some write problem (when I read t...

CRC Generating Polynomial doesn't work

2020-12-30
Hi!I'm triying to set the CRC-16-IBM: X16+X15+X2+1, but CUBEMx does not allow it. In fact, I cannot introduce any polynomial.Is it a CUBE issue? How can I introduce the CRC-16 IBM polynomial ?Thank you
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