STM32 MCUs Products

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STM32L562QEI6 OPAMP Input pin floating?

Hello,I'm working with STM32L562QEI6 mcu for a project. I don't need OPAMP so it will be disabled by software, but on the PCB can I leave the pins floating or connected to ground?There are two OPAMP input pins and they are dedicated, they can't be GP...

MFail.11 by Associate II
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STM32 Timer event in foreground vs hardware Timer

I've a colleague who is using the 32-bit timer of an STM32 to trigger and interrupt handled pin toggle rather than using the 16-bit hardware Timer on the pin that needs toggling. The frequency on that pin varies a lot in use. When I wrote bringup cod...

Chris Pad by Associate II
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  • 20 replies
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Resolved! Are these parts counterfeit?

I am a PCB designer for a start up Medical Company. We are gearing up for our commercial launch, do to the current supply chain issues we are have trouble acquiring parts. we bought these parts from a company in Canada, they shipped from China. The t...

AHans.2 by Associate
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  • 3 replies
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About Quad SPI communication problem with Serial NAND Flash (Winbond-W25Nxx). Problem with Reading Sequence in quad I/O

Hi,I am working on Serial NAND Flash (Winbond W25Nxx) communication with H747 microcontroller. I'm having a problem with the Serial NAND Flash I have. I think this issue is related to QuadSPI structure.Reading sequence in quad I/OSerial NAND Flash co...

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Can the STM32 ADC do what the PIC16F ADC can do?

I have an existing design using an 8-bit PIC16F and am attempting to upgrade it to using the STM32L071, primarily due to needing more memory. This design has 6 input signals being sampled using the same ADC. One signal is an audio signal that needs t...

BrianG by Associate II
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  • 4 replies
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