STM32 MCUs Products

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Bus Usage Fault causes SRAM2 parity error

While testing the exception traps routines I ran into an odd problem with the SRAM2 parity check on an STM32L496. As part of a unit test I force a usage error by attempting to read from 0x3000 0000, an invalid address. The usage vector is called co...

Change PWM polarity at update event with STM32 Timers?

I am using the adanced control and the general purpose timers witch the STM32F334K8T6 to drive one half-bridge and one full-bridge.The problem lies with the full bridge:I use the general purpose timer with two times asymmetrical PWM (center aligned m...

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Resolved! MCU not boooting after flashing

Hi,I'm using an STM32F334 in a Nucleo development board. I have flashed the device both with STM32 ST-Link utility and after finishing, I connect the development board to an external supply and the MCU does not start running unless the RST button is ...

mur by Associate III
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  • 6 replies
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Resolved! STM32G and STM32F differences?

How do these series differ from each other? Especially "Cubewise"?Are there notable differencies in the Atollic/Cubeide user's point of view?Is this G4 basically F3 with F4 core?

Putting STM32F7508-DK to Sleep

I understand that, in order to put the F750 to sleep AND reduce power supply heat during sleep, we should use:HAL_PWR_EnterSLEEPMode(PWR_LOWPOWERREGULATOR_ON, PWR_SLEEPENTRY_WFI);WFI();But I have not read what happens when the CPU is not sleeping (du...

DRobe.4 by Senior
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Run DAC with DMA for audio - update buffer continuously?

Hi :) I am trying to play audio from an SD card to the built-in DAC of my Nucleo-F446RE.I am using DMA, and one buffer of 10240 size, which I want to update continuously using the Transfer Complete / Half Complete callbacks.The code is quite simple, ...

SLasn.1 by Senior
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  • 4 replies
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