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QSPI PSRAM for STM32H7 microcontrollers

Dear All, I've seen from ST website that STM32H7 is compatible with a QSPI PSRAM of the producer AP Memory. IoT PSRAM (QSPI PSRAM) - AP Memory IoT RAM solution is the ideal solution, specifically when the application memory needs exceed the SRAM embe...

MDell.1 by • Associate II
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Using DS3231 as OSC

The DS3231 MC has two open drain pins, SQW and SQW32, which can generate, respectively, 8Mhz and 32768 signals. Can I use these to start stm32s, sort of like an external generator? If so - those pins are open drain, what kind of pull-up resistors do ...

ADC affecting pins not in its sequencer

Hello,In some weird way, the ADC is affecting a certain pin (PA7) even though I did set that pin as one of the channels to be sampled. I trigger the ADC every 100ms, single conversion multichannel (only 4 channels) with DMA. When ADC is triggering e...

Jon3 by • Associate II
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  • 2 replies
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BITBANDING ADDRESS CALCULATION

I wanted to toggle an LED in STM32 , there's this GPIOx_BSRR ,The boundry address for the GPIOC is 0x4001 1000 and the register (GPIOx_BSRR) is on the offset 0x10,I wanted to toggle the led_13 using bitbanding but Im not getting to the alias address0...

Oahme.1 by • Associate III
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  • 2 replies
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ADC_Regular_ConversionMode with Range 2. First rank is channel1, second rank is channel2. How to read odd and even from buffer

I am using ADC_Regular_ConversionMode with Range 2. The first rank is channel1, the second rank is channel2. I would like now to adapt code, because before I have only 1 range and only 1 channel.I am calculating average "average += buffer[i];" in the...

MBomb.2 by • Associate
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  • 1 replies
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Blutooth mesh publish latency

Hello all,We are currently evaluating the bluetooth mesh implementation of ST integrated in our tools and in nucleo board.But right now, I'm facing a problem : the latency to send messages with the MOBLE_RESULT BluenrgMesh_SetRemotePublication(..)AP...

nicolas b by • Associate III
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  • 3 replies
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