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Byte loss in DMA based SPI slave implementation

We are using STM32L475RE as SPI slave and TI based DSP as master. We are operating the SPI at 1Mhz clock frequency.We are seeing intermittent data loss in the transmission when data size is high. We observed that the HAL_SPI_TransmitReceive_DMA call ...

gota by Associate II
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CAN doesn't works (STM32F767ZI)

Hi everyone,I use STM32F767ZI nucleo board and i'd like to use CAN to send data.To begin ijust want to see the data frame sent on Can_Tx on my oscilloscope.For this i just connect the Can_rx to the Can_tx of my nucleo board on PD0 and PD1 to see what...

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Uvess.1 by Associate II
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I cant write to the FLASH OPTION register

Hi allI need to write an external programmer for STM32G030J6.I've written the SWD protocol, and I'm able to program all FLASH (if no protection applied).the issue is: I can’t write to the FLASH OPTION: (changing protection level from 1 to 0) I can’t ...

YWhit by Associate III
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Resolved! Wake up STM32G030K6T from stop mode using wake up pin

I could wake up the controller from stand-by mode but I realized I needed to use stop mode. What needs to happen for the controller to wake up from stop mode when using a wake up pin? Do you have some code examples preferably using the HAL functions?

varo1111 by Associate II
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Support for Unicleo-GUI-STM32MCU

Dear TeamGone through the user manual,refer the below linkhttps://www.st.com/content/ccc/resource/technical/document/user_manual/group0/b9/d0/7c/c5/a8/55/4c/bc/DM00337036/files/DM00337036.pdf/jcr:content/translations/en.DM00337036.pdfAlso find the b...

SS_135 by Associate II
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STM32F103VCT6 i2c2 setting trouble...

HiI am trying to communicate using i2c1, i2c2 of STM32F103VCT6.The pins are set as shown below.​- i2c1: PB6 (SCL), PB7 (SDA)- i2c2: PB10 (SCL), PB11 (SDA)​i2c1 is communicating correctly, i2c2 is not communicating with i2c1.When sending data, the bus...

ssooki by Associate III
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  • 1 replies
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