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STM32H7A FMC Common and Attribute Memory Space

Hello. I am working on a project where I need to access an external Flash chip on a STM32H7A3ZIT6 chip. I am trying to use the FMC and I'm just having a hard time understanding it. My biggest lack of understanding is coming in how in the world do I p...

FMC_common_attribute_split.png Screenshot 2024-11-23 162458.png
L42Liam by Associate
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Resolved! Maximum supported resolution for the STM32U5G9?

Hello, I would like to know what is the maximum display resolution that can be supported by the STM32U5G9 chip, I calculated based on the MIPI clock that I can drive a 1024x768 screen at 16 bit, but I am very unsure. Thanks for your help.

Smith_023 by Associate II
  • 1009 Views
  • 5 replies
  • 2 kudos

Resolved! STM32F407 with LAN8742A custom board init issue

Hi I have created Ethernet custom board using STM32F407 + LAN8742A attached is my schematic design based on Nucleo board for STM32F429ZI.on my custom board MX_LWIP_Init is getting error in HAL_ETH_Init in following section.    /* Wait for software r...

STM32H757: Can't enter Low Power Mode for Cortex M4

GOAL:Currently I am trying to get to know the low power capabilities with the STM32H757I-Eval Board. Therefore I want to write a simple program. I want to use only the Cortex-M4 for this. The program running on m4 should state with an uart message (M...

Michael4 by Associate
  • 587 Views
  • 0 replies
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Resolved! STM32H5 VDDIO2

Hi,I survey an MCU that IO can be operated in 1.08V to 3.6V.The STM32H563xx could reach my request.But the DS shows the only 10 IOs can be operated in 1.08V to 3.6V.Does STM32H563xx have any setting to extend low power IOs?Or other MCU part number ca...

Goldberg_0-1732380441716.png
Goldberg by Associate II
  • 721 Views
  • 3 replies
  • 1 kudos

How to use Timer6 and Timer7 at the same time?

I used Timer6 and Timer7 on STM32L433CCT6, used Timer6 for tone generation and Timer7 for tone toggle generation, the ISR is: void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef* htim) { if(htim == &htim6) { HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_0)...

MQi.1 by Senior II
  • 820 Views
  • 5 replies
  • 1 kudos

Resolved! Some sort of printf via SWV

Hello,Firstly I'd like to say I have googled for examples and worked independently by reading ST docs and looked at the suggested topics before posting. I did begin to hijack another thread but I'll start one instead.What a long and painful tradition...

Debug1.PNG Debug2.PNG RCC Settings.PNG Clock Page.PNG

STM32f103c8T6 inaccurate ADC readings

Hello, I'm using stm32f103c8t6 board and trying to get simple voltage divider readings. I'm also using multimeter to measure voltage and well I'm getting 0.2 sometimes 0.4 V error. Is this normal? I really need precision, 0.2 or 0,4 volts are reall...

DSimp.1 by Associate III
  • 1036 Views
  • 3 replies
  • 1 kudos

STM32 Editing Linker Script

Hello everyone, I am using STM32F767ZI which in the reference manual has ITCM, DTCM, SRAM1 and SRAM2 but in the linker script it is just RAM so I am trying to change it from: MEMORY{ RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 512K FLASH (rx) : ORI...

Faisal129 by Associate II
  • 1250 Views
  • 6 replies
  • 4 kudos