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Resolved! HSE ON cleared after HSE RDY set to HIGH?

Posted on May 01, 2018 at 19:05in RCC_CR register does the HSE ON bit gets cleared or not after HSE RDY bit is set to high by MCU? For ex.Set by user:-  17th Bit             16th Bit  HSE RDY [ 0 ],  HSE ON [ 1 ]         //set by userHSE RDY [ 1 ], ...

Resolved! SD_Read bug?

Posted on November 29, 2017 at 14:53 Good day everyone, I'm not sure if this is a bug or I'm looking at this incorrectly, but It seems to be a bug. While calling the f_mount function there is a point where SD_read is called. DRESULT SD_read(B...

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con3 by Senior
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STM32H7 and heap location

Posted on February 26, 2018 at 19:38I am porting our application from a STM32F779 to a STM32H753 device. Our application looks to run fin if we have the heap located on the DTCM_RAM  (the whole 128k is reserved for heap allocation).If the heap is mo...

STM32CubeMX linker RAM section wrong size?

Posted on May 10, 2018 at 10:37 Hi folks, I just looked at the linker script generated by CubeMX for a STM32F205RB. The bits I'm concerned about; /* Highest address of the user mode stack */ _estack = 0x20010000; /* end of RAM */ /* Gener...

Is the STM32H7 intended to replace F7 family?

Posted on January 31, 2018 at 16:50Is the STM32H7 intended to replace F7 family? I want to start a design and considered the F7 family but will it disappear when the H7 is in full production?#stm32h7 #stm32f7

John F. by Senior
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SPI - DMA - NUCLEOH743ZI

Posted on May 16, 2018 at 20:06In NUCLEO-H743ZI  environment using the STM32CubeMX the:HAL_SPI_Receive_DMA(&hspi1, (uint8_t*)u8SpiRxBuffer, SIZE) function in Master Mode.It generates the clocks on the output pin correctly up to 16 byte of data.If th...

Need help with CRC unit

Posted on May 10, 2018 at 09:28STM32L452CMy code:__HAL_RCC_CRC_CLK_ENABLE(); CRC->POL = (uint32_t) 0x1021;//CRC-16-CCITT CRC->INIT = (uint32_t) 0xFFFF; CRC->CR = (uint32_t) 0x09;//REV_OUT = 0, REV_IN = 00, POLYSIZE = 01, RESET = 1 CRC->DR = '1'; CRC...

SVD files - SPI4 on STM32F303ZE, STM32F302XE

Posted on May 15, 2018 at 19:44The .SVD files (https://community.st.com/external-link.jspa?url=http%3A%2F%2Fwww.st.com%2Fresource%2Fen%2Fsvd%2Fstm32f3_svd.zip) for the STM32F303ZE and STM32F302XE seem to be incorrect with respect to the SPI4 IRQn, R...