Thank you
Thank you in advance for your helpBest regards
STM32 MCUs Products
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Please list revisions in the ''Revision history'' section of the deocument content
Posted on June 15, 2018 at 14:08Hello,for datasheets and reference manuals and probably all other documents the content only has ' Document revision history' as subchapter in the 'Revision history' chapter content listing. When reading the revision...
DMA Write Issues with STM32L4R9-DISCO SDMMC
Posted on January 05, 2018 at 23:33The HAL_SD_ErrorCallback() is called EVERY time a one sector DMA Write is usedieSD_state = BSP_SD_WriteBlocks_DMA((uint32_t *)buff, sector, count); // With count == 1void SDMMC1_IRQHandler(void){ HAL_SD_IRQHandler(...
STM32CUBE F3 V1.10 CAN change?
Hello,Where I can find a list of change with this version about HAL_CAN. The compatibility has been broken but there is an exhaustive list of modification?ThanksBertrand
Icon View Widget problem
Posted on July 15, 2018 at 03:27Hi every body,I'm doing 1 menu icon (3-4 icon), using icon view widget.From .png image file to convert .dta, using BmpCvtST.exe in folder STemWin/software in stm32f7cube.If using image widget, .png files showed ok.If ...
Why program get into Endless loop at end of startup file?
I am working on stm32f205RBT. I have an IAP loader from ST from EVAL board that I made my adjustment. Loader works great on other devices with other adjustments. program goes to main after the loader like it should and works good until I'm trying to ...
Changing clock speed during runtime (64MHz to 1MHz)
Posted on April 11, 2018 at 22:57Hello, I am wanting to change the clock speed during runtime. I have an area of the code where I want to enter a lower power mode, shut down all peripherals, and wait for an external interrupt to occur. The specific ...
STM32L4 VREFBUF. Cant select internal 2.5v voltage reference for ADC.
Hi I am using the STM32L433 100 pin which has the internal 2.5v vref buffer for the ADC. I am getting readings, not accurate, from the adc . Looking at the data sheet the internal vrefbuf is tied directly to the VREF+ pin, and when I measure that pin...
Count pwm pulse for drv8825 stepper motor drive interface.
1) Please mention how to Count pwm pulse for drv8825 stepper motor drive interface for precision movement .2) Which is the best method to control stepper motor i a) built-in pwm b) toggle an LED with microsecond delay.
hi, i have work on stm32 usb video class, i successs in enumeration stage of device , but i have some problems in data transfer , i want to know why the device respond with null data when the host send packet IN (token in)?
i used isochronus transfert , and uncompressed video form i have attached a usb trace thanks
