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STM32 FMC Observable Read Failure?

Hi, I have an FPGA connected to the STM32 (STM32F746IGT). The FPGA is set up to work as SRAM (tested and confirmed working). I’m using the STM’s Flexible Memory Controller to read from the ‘sram’. Now this works, but after 2 read cycles, the FMC stop...

RMcmu.1 by Associate II
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  • 5 replies
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QSPI problem, transmission function, TC always busy..

Hello to everybody,i create a project for STM32H745 to use Qspi.At the moment i use the qspi with only 1 line of data (like normal spi), the idea was to extend then in dual.I configure the peripheral like showed in the image. (config_Qspi)Then i begi...

EMir.1 by Associate II
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  • 2 replies
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STM32G Series External EEPROM Problem

Hello Everyone​When I try to save data to external eeprom using stm32g030 with hal libraries, I can't save any data but I can do the same with other stm32l or stm32f0, stm32f1, stm32f2, stm32f4 series processors. What is the problem ?Has anyone had t...

Merttg7 by Associate
  • 790 Views
  • 3 replies
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HASL:SPI_Receive not working

Hi I am working with HAL_SPI for writing and reading an Atmel eeprom..I have issue during the reading.Here there is the codeuint8_t EEPROM_ReadByte(uint8_t address, uint8_t* ret) { uint8_t buffer_rx[3] = {READ_EEPROM, address, address};   SS_Select...

SGasp.1 by Senior
  • 580 Views
  • 3 replies
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Problemi with HaL_SPI_Transmit

Hi community...I am working with HAL_SPI_Transmit for writing an ATMEL eprom .I continue to have error of timeout when I transmit the buffer of 5 bytes..Instead when I transmit just a single byte no problemm Here there is the code  uint8_t addrLo...

SGasp.1 by Senior
  • 623 Views
  • 4 replies
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Resolved! Is CDC_Transmit_FS slower than UART with DMA?

Hello! I'm using a STM32F407VET6 and receiving data through UART with DMA to send it back by the USB using CDC_Transmit_FS.I tested the UART echoing RX and TX, it worked and showed the data like "@HEAD=TEST1,AAAA,BBBB,CCCC..." which is OK, but now wh...

SGonz.2 by Associate II
  • 858 Views
  • 3 replies
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CubeMX Feature Request: Add USART RX IDLE Handling

Posted on May 23, 2017 at 16:36I'm preparing to implement an STM32 project that does high-speed async serial communications, and needs to send and receive variable-length messages. My receive messages are characterized in that they are *always* cont...

Steve H by Associate III
  • 7288 Views
  • 35 replies
  • 8 kudos