STM32 MCUs Products

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Resolved! Using HSE on NUCLEO-L432KC when powered by external +5V

Hi there:We are going to use NUCLEO-L432KC. The MCU is STM32L432KCU6U. Its main clock HSE is the MCO output of the ST_Link MCU. The NUCLEO-32 PCB has quite a few power options. We are going to use the external +5V mode (+5V on CN4 Pin 4). However, th...

WQ by Associate III
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  • 2 replies
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Can multiple I2C peripherals interfere with one another?

I'm working on a device that uses two DRV2605L chips, connected to an STM32L552ZET6Q via I2C and configured for LRA PWM mode (PWM provided by STM32 to provide a constant, varying level of vibration in LRA motor), as well as two BNO055 chips configure...

ESpra.1 by Senior
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  • 15 replies
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Resolved! STM32H745 ADC and DMA

I have read quite a few posts, reference, and KBs trying to get this to work - but I'm stuck.Challenge: Trying to get STM32H745 working with ADC1 (and eventually ADC3) with DMA.What I am experiencing: All my results are coming back as "65535" (even w...

Question on STEVAL-IOD04KT1 with IO-Link stack v1.1

Please help me about STEVAL-IOD04KT1 with IO-Link stack v1.1. I cannot find a file in the package that describes the definitions of the following functions. Could you please provide me with the source code where the functions are defined?​​StackBaseS...

JUNS.1 by Associate II
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  • 5 replies
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Which is the current STM32H743 Nucleo board?

For a while there have been two Nucleo boards for STM32H743 due to a revision change of the chip (rev Y -> rev V) While NUCLEO-H743ZI held rev Y NUCLEO-H743ZI2 (note the 2 at the end) held rev VThis is stated also in the Nucleo data brief that says n...

Resolved! Use STM32F446 with s25fl Memory Mapped

I'm looking for an example for STM32F446 to use a S25FL64 QSPI with Memory Mapped configuration.I would like an example to be able to see the QSPI as address memory .Thanks all

IlConte by Associate III
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  • 6 replies
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Resolved! USART frame detect IRQ. How?

I'm modifying code for a Atmega AVR to a STM32L03 and encounter ISR(USART1_START_vect). It is a function that is called when the UART receives a start frame. I'm a newbie to this STM32-processor but I have googled and checked in inc-files but I can...

Haddock by Associate III
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  • 14 replies
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