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STLD41 with STM32L4 flickering at pwm 100%

Posted on April 19, 2018 at 22:25Hi, I have some trouble when I set my PWM to 100% output for my STM32L4 to the input STLD41. I use a 40KHz frequency for my pwm and a periode of 400 cycles. Between 0 to 398 cycles compare everything run smoothly. at...

STM32F429 LCD driver: decreasing refresh rate

Posted on April 18, 2018 at 12:35I am planning on using the onboard LCD controller on STM32F429. I am newbie in driving TFT LCDs and I have 2 questions:1- I am planning on driving a 800*600 LCD in 24bit rgb mode. This would require a buffer of 1,440...

How can I set pb8 to SDA on stm32f103rc?

Posted on April 19, 2018 at 08:10I want I2C function on stm32f103rct.pb8-> sda and pb9-> sclI set ports configuration  like this#define I2C_SCL_HIGH    GPIOB->BSRR = 0x00000200    //PB9 0x00000200 set PB9 to 1#define I2C_SCL_LOW     GPIOB->BRR = 0x0...

Why STM32F407VG USB Host CDC sending wrong data?

Posted on April 19, 2018 at 09:10Hi,I'm working on STM32F407VG board. Try to get USB Host CDC working. I'm able to get enumeration working. The data can be sent to device. But the data is wrong. For example, 'Hello'(48 65 6C 6C 6F) is send from Host...

Pilot B by Associate II
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Resolved! STM32L4 ADC wrong conversion results

Posted on April 17, 2018 at 11:56Hi,i have a very strange behaviour on my STM32L433CCTx.Im am configuring the ADC with STM32Cube FW_L4 V1.10.0 to measure multiple channels. As long as i configure 5 or less conversions in the regular conversion group...

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Resolved! QSPI flag 'QSPI_FLAG_BUSY' sometimes stays set

Posted on October 30, 2017 at 08:47 Hello, We'rehaving an issue on STM32F765IGT - when trying to use flash on QSPI, configured in 'Indirect mode', using HAL v1.8.0, and DMA enabled. It's quite hard to replicate, but it seems to occur whenth...

USB Host MSD

Posted on April 19, 2018 at 14:35Using CubeMX is was pretty simple to make a USB host for a memory stick. When the stick is connected during power up it works.When the stick is not connected during power up it will work afer calling MX_USB_HOST_Init...

Resolved! TIM3 OC problem

Posted on April 17, 2018 at 10:00Hello , I am using NUCLEOf446re board and i have some issues with TIM3 OC getting 50Kz waveform on channel 1 . when i derive systemclock from PLL . it works fine . systemclock = 180MhzAPB1CLK = 45MHzTIM3CLK = 90Mz pr...

n.serina by Associate III
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