STM32 MCUs products

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ST-LINK/V2 USB Connection Error

I connected STM32F401CCU6 board and ST-LINK/V2 with a SW called STM32 ST-LINK Utility. I'm sure it worked yesterday, but I don't know why it doesn't work now. The screen keeps saying "ST-LINK USB Connection Error" and plug in the USB and refresh, it ...

Park by Associate
  • 2 replies
  • 0 kudos

STM32F4 RTC issue

Hello,We would like to inquire about the abnormal operation of the RTC of STM32F427IIT6 included in our product. Please check the below.Used MCUSTM32F427IIT6BackgroundRTC is used for Log, so it is used very frequentlyIt has been 4 to 5 years since th...

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835238 by Associate II
  • 5 replies
  • 1 kudos

STM32F405 CAN RX interrupt halts?

Hello, everyone.  I hope you're doing work at this time: code is written in Arduino 2.2.1 with

usb otg dual role selection from cube mx

Hello, I am using STM32L4 series controller. I want to use USB OTG in dual mode where I want to run USB device and Host on same application. facing an issue when I select USB_OTG_FS as OTG/Dual_Role_device using cubemx tool then in middleware USB_HOS...

Hardik P by Associate
  • 3 replies
  • 1 kudos

STM32F410 PLL Jitter on PWM

Hello,i want to use a really precise PWM signal but i get a lot of Jitter on it.I am using the F410 with a 16Mhz crystal. The PLL produces from there a Frequency of 100Mhz (I need this high frequency for my other tasks).The rest of my hardware needs ...

PDieh.1 by Associate III
  • 25 replies
  • 1 kudos

FMC: How to delay chip select?

I should combine STM32F479 with PROFIBUS-DP ASIC SCP4-2 The chip is aged. And requires delay of at least 30ns (by 3v3) between address and cs. Our previous design was based on SAM4S and their CPUs are offerring register to program such delays. In STM...

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