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USB VCP problem

Posted on October 13, 2017 at 14:05I'm using stm32 Workbench with CubeMX and STM32F4DISCOVERY with STM32F407VG microcontrollerI setup everything in CubeMX as default:- RCC-> Crystal/Ceramic Resonator- SYS->SerialWire with SysTic Timebase Source- USB...

Usb Stm32f746

Posted on October 17, 2017 at 06:33HelloI am using STM32F746-Discovery.I run USB in high speed mode.Internal DMA is enable.But, if I use ICache and DCache my host is't initialization.Who will tell me what the problem is?What am I doing wrong?Alex

Resolved! I2C_TransferHandling() for 24c04 A8 set in select devices

Posted on October 14, 2017 at 22:18How to manage: I2C_TransferHandling() for accessing high sector (>255 bit) of a 24c04 eeprom?In a selecting device I'm not capable to modify 0xA0 to 0xA1 for settings A8=1 and access to 256..512 bytes of eeprom.I'm...

I2C endless loop in HAL_I2C_GetState

Posted on January 18, 2017 at 16:20Hi,im using a STM32L476RG and want to interace an extrenal RTC via I2C.cube = 4.19.0lib L4 = 1.6.0 hi2c1.Instance = I2C1; hi2c1.Init.Timing = 0x10909CEC; hi2c1.Init.OwnAddress1 = 0; hi2c1.Init.AddressingMode = I2C_...

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ST32F769NI-EVAL UART setting

Posted on October 17, 2017 at 03:14I got a ST32F769NI-EVAL and trying to send serial data through UART7.I've found the right setting using PB4 as Tx and set it correctly.I use internal JTAG(not using ST-LINK) so I can use the PB4 pin as Tx.But I get...

Problems with TimerTick and uwTick

Posted on October 17, 2017 at 00:54 I cant get the STM32F746 timer tick interrupt to work even though I have followed the chain to the tick ISR. Comments in the code are a bit unclear too. /** @addtogroup HAL_Private_Variables * @{ */ __IO u...

LMI2 by Lead
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STM32 linker - how to use _sbrk function

Posted on October 16, 2017 at 22:39Hi,  I've found a brillant OCR source code made for the STM32F429-DISCO board. I had to rebuilt the project, using the KEIL V5, because the original source code doesn't bring the project files or the linker files. ...

Resolved! STM32F0 External Interrupt Issue

Posted on October 16, 2017 at 21:24Hello All.I am new to STM32F microcontrollers, though I have worked with Freescale/NXP Kinetis ARM processors for quiet a few years.I am trying to get and external interrupt  (on port C bit 13) to work on a 48 pin ...

Clock startup issue after enabling hardware watchdog

Posted on October 16, 2017 at 21:08After enabling the hardware IWDG, I noticed that on subsequent SW programmings, I always get an immediate single IWDG reset event. After that reset, the system boots, but it seems to boot several times faster than ...

dibs by Associate II
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