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STM32L4 VDD vs VDDUSB vs VDDA

Posted on May 01, 2018 at 00:12I am designing with a STM32L4 in QNF48 and would like to save power...How about    VDDUSB = 3.3V    VDDA = 3.3V with linear regulator , VREF = VDDA    VDD = 1.8V     Now the data sheets say  |∆VDDx| must be less than...

STM32F030R8 and common anode 7 seg display

Posted on May 11, 2018 at 07:10Greetings People,I want to interface 6 common anode 7 segment display with my STM32F030R8. Any idea on schematic ?  I have interfaced it with 8051 but and i have used Max7219 with STM32F030R8.I don't want to go for Max...

Resolved! STM32F373 DFU bootloader won't start

Posted on May 10, 2018 at 22:27I have a STM32F373 design running with 16MHz HSE. My application works fine, but I am having trouble running the DFU bootloader. The host computer never sees a USB device. I have a previous F405 design using the same c...

Stm32l47

Posted on May 10, 2018 at 22:20hello, I have three identical electronic cards inculcate the chip stm32l47 and I raised the soft correspendant on these three cards via protocol uart but the problem what two functional cards and the other I have been ...

Problem of uart and usb stm32l47

Posted on May 10, 2018 at 22:18hello, I have three identical electronic cards inculcate the chip stm32l47 and I raised the soft correspendant on these three cards via protocol uart but the problem what two functional cards and the other I have been ...

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