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Continous UART/DMA receiver stops within STM32F0x

Posted on September 04, 2017 at 09:16Hello,I had a problem with my UART interface on STM32F091RC. I have seen that others encountered the same, but I am not able to fix yet in my side.I have UART Rx and Tx in DMA normal mode.Tx function is working f...

How is OSC_OUT connected at HSE bypass source mode?

Posted on September 07, 2017 at 05:24There are two different descriptions in AN2586 and AN1709.In AN2586 it says it must be left highZ, and as far as I can tell from the figure it means floating.In AN1709 it says it should be tied to ground.Does the...

T YX by • Associate
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STSW-LINK009 install

Posted on September 06, 2017 at 09:21HiI have one set ' P-NUCLEO-53L0A1 '.It includes: STM32F401 and X-NUCLEO-53L0A1I download STSW-LINK009 from http://www.st.com/en/development-tools/stsw-link009.html And run the stlink_winusb_install.bat with admi...

Wu Thomas by • Associate II
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STM32F407 Discovery fsmc lcd problem

Posted on September 05, 2017 at 20:33I am trying to use fsmc to control my lcd display, but I can't init lcd from my code. I configured fsmc as lcd interface memory type in CubeMx, but there is something wrong with reading registers value, when I'm ...

I need 4 output with pwm feature. All pwm are the same period T of 200 Hz. All pwm have independent dc ( duty cycle ) and independent dt ( dead time ) . Is it possible configure the timer peripheral and the clock to have dead time configurable between 0 t

Posted on August 31, 2017 at 08:12I need 4 output with pwm feature.All pwm are the same period T of 200 Hz.All pwm have independent dc ( duty cycle ) and independent dt ( dead time ) .Is it possible configure the timer peripheral and the clock to ha...

stst9187 by • Associate II
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How to use EEPROM emulation as in AN3969?

Posted on September 06, 2017 at 01:50In the ST code repository for cubemx on my PC, there is a projects directory for the STM32F429ZI-Nucleo containing a file called eeprom.c.  I am assuming that is the right source for this purpose.  The process se...

[OTG + Cube] Writing 0 to DIEPCTL/DOEPCTL.EPDIS

Posted on September 03, 2017 at 19:37In [STM32Cube_FW_F4_V1.16.0]\Drivers\STM32F4xx_HAL_Driver\Src\stm32f4xx_ll_usb.c  USB_EPSetStall(), the following can be seen:USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);(and the same for DOEPCTL).How...

I2C Busy flag always set

Posted on September 06, 2017 at 16:16Helloi using STM32F103ZET6 & STM32CubeMX V4.22.0 & Firmware F1 V1.6i want Send Data Via I2c But HAL_I2C_Master_Transmit Return HAL_BUSY i Remove My I2c device (AT24C512) but Still HAL_I2C_Master_Transmit  Return ...

Pedram by • Associate III
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