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Resolved! STM F411RE flash sectors

Posted on January 08, 2018 at 17:52Hi,I am searching for hours, could not find  a document about flash sectors sizes other than int the sample header file /STMCUBEF4/STM32Cube_FW_F4_V1.18.0/Projects/STM32F411E-Discovery/Examples/FLASH/FLASH_ErasePro...

Marius CO by Associate III
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A new Incomer asking for some guidance

Posted on December 25, 2017 at 22:37Hi everyone,I'm a fresh graduate Engineer from Egypt . I'm currently working on a project and it was decided that we will utilize the STM32F407G discovery board . The problem is that it was also decided that the A...

Resolved! Using Cortex-M7 DSP Instructions

Posted on November 15, 2017 at 22:56 I would like to understand how I can use DSP instructions in the STM32F746NG. I know that I can code them in assembly language using __asm, but I was looking for a more automatic way, such as an optimization opt...

Resolved! stm32f446re FLASH_TYPEPROGRAM_DOUBLEWORD doesn't work

Posted on November 27, 2017 at 16:07Hello, I am using the FLASH_EraseProgram  example to write/read from the flash memory.When I am trying to write the flash with double words(64 bits) and then read the values, the values doesn't save in the flash. ...

STM32H7 QSPI with DMA problem when using AXI SRAM.

Posted on January 08, 2018 at 14:26Hi,   My H7 application uses ethernet and QSPI. The RAM region is AXI SRAM (0x24000000), when the destination pointer of the QSPI DMA is in AXI SRAM  sometimes the memory reads correctly and sometimes not. So a cre...

Asantos by Senior
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STM32F103C8 USB HID DEVICE

Posted on January 08, 2018 at 10:41Hi all,Anyone tried for USB HID KEYBOARD emulation like sending 'hello world' to PC using STM32 USB HID DEVICE.I am using Atollic true studio and stm32 cube tried with mouse examples also but not succeed getting us...

why does Led blink modify in this code?

Posted on January 06, 2018 at 14:42hi.i wrote a code in IAR for stm32f103ret, the code is for blink led and  problem is the time is different when the led is on and the led is off .But the wait is same both of set led and reset led.19 seconds led is...

synchronous non-multiplexed PSRAM

Posted on December 21, 2017 at 13:34We are using STM32 microcontrollers that have a parallel data bus driven by on-board memory controller called FMC. This data bus has multiple operating modes and the one in which we are interested is synchronous n...