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Resolved! DMA with multple variable

 I have three variables:volatile uint16_t a[20000];volatile uint16_t b[20000];volatile uint16_t c[20000]; However, I only have one DMA channel.Can I use the DMA to transfer these three variables together in circular mode?starting with the first 10,00...

xkamail by Associate II
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  • 1 replies
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Resolved! IO port always readuing 0v in release mode.

Hi   I am using a STM32L433 and have a digital input pin, which is checked on bootup and enables the USB if 3.3v is in the pin.  When working in debug mode, it always works, but when I switch to release mode , using stm32CubeIDE , it always reads 0v,...

Resolved! GPIO Trouble on STM32 F767ZI

I used a Nucleo F767ZI dev board to check and write firmware(The IC on the board is STM32F767ZIT6U with the other characters being AA 254 VQ Z on first line and TWN AA 341 on line 2),when I use HSI clock I am able to operate PD7, PG9, PG10, PG11, PG1...

STM32H563VI ETH_TXD1 and ETH_TX_EN pins: PCB check

HelloWe are using STM32H563VIT6 in our project. When the PCB was designed, our design team used PB13 and PB14 as TXD1 and TX_EN pins (from what I know, they were using CubeMX when designing the board). When I have started working on the board I was u...

kdalach by Associate
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  • 2 replies
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Update from application

Hey,Is it possible to create a seperate space on every microcontroller for a second bootloader and firmware location? To update the firmware live? Or is this only possible on specific series? A second firmware location to place the new firmware and t...

T.Die by Associate II
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  • 9 replies
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Resolved! ultrasonic A02YYUW not working in STM32L443VCT6

Hi,I try to comuunicate between STM32L443VCT6  and ultrasonic A02YYUW (By UART1) Just to make sure that the ultrasonic is working ok, i tested it by UART1 with model: stm32 neucler f441 and everthing works ok. This is the code for the STM32L443VCT6: ...

roystm321 by Associate III
  • 1368 Views
  • 10 replies
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SPI MISO last bit set to 1 every few seconds

 the picture 1 shows correct miso data,but sometimes the last bit of miso was set to 1 like picture2and the voltage will drop down slowly, even affect the next data other wires are no problemthe mcu is stm32f411ceu6 and spi1 is used between stm32 and...

IMG_5443.jpeg IMG_5441.jpeg
avo by Associate
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  • 2 replies
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Resolved! H7x3 SAI with DMA in MONO mode

Heyho,using all SAI blocks on H723 / H733 / H735 with stereo audio ADCs via DMA, working smoothly as long as both channels are used.Now I wanted to implement turning off single channels, and I thought I could do that with the SAI / DMA settings.I jus...

LCE by Principal II
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  • 7 replies
  • 0 kudos