STM32 MCUs Products

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Resolved! STM32F413 ADC DMA AnalogWatchdog not working in SleepMode

The goal is to have the microcontroller which is in sleep mode, wake up when the voltage on a certain ADC channel drop below a set voltage.The plan was to put the core to sleep via HAL_PWR_EnterSLEEPMode(PWR_LOWPOWERREGULATOR_ON, PWR_SLEEPENTRY_WFI)...

Pain by Associate II
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  • 2 replies
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N25Q128A13EF840F External Flash read write example

Hi,I am new to QSPI. I working with stm32f469 disco that comes with external flash N25Q128A13EF840F. I had done the GUI part now I need to store data to external flash but I don't know how to do it. I had initialized qspi with STMCUBE default initial...

himsha by Associate II
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  • 2 replies
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STM32L071x8 consumed power when pin remains unconfigured.

Hello,I would like to know, why unconfigured pin is consuming power when it is connected to 3.3 volt, while it is in analog input mode (reset mode as per to the data sheet). here, what i have tested with three configurations.with pin configuration(PA...

DRamo.1 by Associate II
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  • 3 replies
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Can the two QSPI banks be used independently?

We are using the STM32L4A6 in a new project. This has the QSPI peripheral that supports two 4-bit banks. The datasheet and app notes only mention using the two banks together to give an 8 bit interface, but I'm wondering, is there any way to use them...

SHugh.2 by Associate III
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  • 3 replies
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Switching alternate functions for on input pin

Hello experts,I am using a stm32F446RET6 (HAL and C) and I am using the PA1 input pin for receiving a serial stream with the TIM2 Channel for frequency and logic detection. This Input capture timer works perfectly. But prior to decode the stream I fi...

papageno by Associate III
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  • 5 replies
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Using External Xtal causes a hardware exception

Hi All,I'm working with a STM32F303x8, when using the HSI as the clock I've found the timers drift too much between cold and hot running (which is fair), I'm seeing about a 0.3% drift which is an issue for this application.I now have an 8MHz External...

RMyer.1 by Associate III
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  • 10 replies
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Resolved! SPI full duplex slave does not send data

Hi all,I have a setup with Pi and STM board. The Pi acts like an SPI master, the STM is setup as SPI full duplex slave.The SPI input and outputbuffer are the same size, what i want is that when i receive x bytes from the pi, i send back the first x b...

sde c.1 by Senior II
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  • 15 replies
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