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Resolved! STM32N6 USB device implementation questions

Hello, I have a few questions on STM32N6 capabilities for USB after reading AN4879, AN5967 and RM0486 documents: 1. AN4879 states that to be compliant with the USB 2.0 FS electrical spec, the DP+ pin must be pulled high. Does this also hold true for ...

Send go command to usart bootloader

Hi all,I'm trying to adapt stm32loader python script to use it with stm32wl5 chip. So for now it's working i'm able to flash my stm, but for now after flashing Id like to run my firmware.Here is my step procedure : - Put BOOT0 to 1 - RESET mcu - Put ...

SBaro.11 by Associate III
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  • 1 replies
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Resolved! STM32L496 not raising interruption on USB connection

Hello. I am working on a project that uses a STM32L496VET6 microcontroller and that can work as an USB device. The board has the following usb circuit schematic:The USB signals are connected directly to the MCU (D+ to PA12, D- to PA11, ID to PA10 and...

usb_circuit.png

Resolved! DAC in DMA mode @ enabled cache

Hello! A simple question. If I run DAC, using HAL_ADCEx_MultiModeStart_DMA(..., buffer, ...), when D-cache is disabled, I succeed to send what I filled in the buffer. If I do the same with enabled D-cache, I don't succeed. SCB_InvalidateDCache_by_Add...

LeonidP by Associate II
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  • 3 replies
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x-nucleo-plc01a1

Posted on May 23, 2018 at 16:45Hello, I am trying x-nucleo-plc01a1. but there are two jumpers (J5 and J11) on the board. I can't find any document to describe how to use them. Anybody can help?thank you.

yang hong by Associate III
  • 700 Views
  • 5 replies
  • 2 kudos

Resolved! Difference for stop modes

Hello ,I have used the below to go into stop mode:  HAL_PWR_EnterSTOPMode( PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI ); /* CPU will be halted here until a wakeup event occurs */ in  the above function, what is the difference PWR_SLEEPENTRY_WFI  & P...

Sending ADC data directly over UART via DMA

Hi, I am trying to sample ADC data with stm32l4s5 using b-l4s5-iot01a board. I enabled ADC, USART1 and DMA on both but I do not see anything on my serial terminal. I am trying to send it over st-link connection, I sent a sample text like "Hello" and ...

Stm325_0-1741722104329.png Stm325_1-1741722114771.png Stm325_2-1741722126571.png Stm325_3-1741722148640.png
Stm325 by Associate III
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  • 6 replies
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FMC word splitting for STM32H562ZI

Hello everyone,I have basic knowledge of embedded hardware and I am trying to expand the STM32H562ZI RAM through FMC. My configuration has a SDRAM at bank 1 with 8-bit data bus width (MT48LC64M8A2).Indeed, I managed to make it work but only for singl...

GCurz.1 by Associate II
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