Is HAL_Delay() implemented with Interrupts?
Hi, Is HAL_Delay() implemented with SysTick() interrupt ?Is it safe to use HAL_Delay() in while loop main.cwith other ( low priorities ) interrupts? Thanks--Karan
Forum Posts
Resolved! FatFs impementation _ FR_NO_FILESYSTEM error after f_open
Hello,I build an application with FatFs Middleware to log data on a uSD card.I used the same protocol on FatFs_uSD application with wl55 mcu.f_mkfs and f_mount function return FR_OK.but f_open return FR_NO_FILESYSTEM i tried to change between SDHC an...
Booting from flash memory not working in stm32G0b1ke mcu
We are flashing the firmware to stm32g0b1ke mcu using i2c in-application programming.after flashing the firmware to mcu,changed the boot configuration to boot from flash memory.I set the boot pin to 0 and option bytes to 0xFAFFFEAA for booting from f...
Resolved! Is Azure RTOS supported for the STM32L152RET?
I only can find the packages for the L4 and L5.
Why must VDDUSB be lower than VDD during both power-on and power-off?
What would happen if this requirement is not met?Reference:According to the STM32F777xx STM32F778Ax STM32F779xx datasheet (DocID028294 Rev 6), page 28:"- During the power-on phase (VDD < VDD_MIN), VDDUSB should be always lower than VDD- During the po...
STM32H745 USB not suspended when a Mac computer goes to sleep
Hello,I'm working on a USB MIDI device and I'm facing an issue with Mac computers: when the host goes to sleep, it keeps sending SOF (start of frame) messages. Thus, there's still activity on the bus preventing the STM32 to turn to Suspend mode.Then,...
NUCLEO H753ZI LWIP Ethernet not working
Hi, I'm using the NUCLEO H753ZI board and trying to activate the Ethernet without success. I can't ping the board from a PC which is connected to the board by a switch. After configuring the ioc file by the CubeMX , creating a project and running by ...
hard fault in USB CDC host
I"m using my Nucelo-H745ZI-Q board with HAL for USB with CDC. I'm hitting the hard fault at the host project from the USBH_CDC_Transmit() function. On debuggin, I can see that the phost (USBH_HandleTypeDef type) ->ActiveClass->pData has no valid data...
Is it necessary to call fx_media_close() before entering low power (STOP 1 mode ) on STM32L4R9
My chipset is a STM32L4R9 and I have Nor Flash SPI chip used for file storage (FileX, LevelX, QuadSPI capable). My application is battery powered device. It wakes up reads some IO, logs to flash file system, sets RTC Wakeup timer and goes to sleep.Be...
