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External SDRAM with STM32F767 Nucleo board

Hello,i bought this SDRAM and i connected it to my STM32F767 Nucleo board. My init function isstatic void MX_FMC_Init(void) {   /* USER CODE BEGIN FMC_Init 0 */   /* USER CODE END FMC_Init 0 */   FMC_SDRAM_TimingTypeDef SdramTiming = {0};   /...

AMerc.4 by Senior
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Resolved! NUCLEO L476RG with MCP23S17 on SPI communication supplied with +5V not working. When Connecting to 3V3 working, but why?

Hello,we've connected A0-A2 and VSS with ground. VDD and RESET are connected to supply voltage (+5V).The system does only work with 3V3 not +5V, but we don't see the problem how it's not going to work with the higher voltage.with regardsJulius

JKade.3 by Associate
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mbed tls handsahake problem with stm32h743 MCU

Hey friendsIm having a problem with the mbed tls on stm32h7 mcu.I couldnt find any example for stm32h7 https client and im using stm32f4 instead but cant pass the handshake.The error is generated in the ssl_read_record( ssl) funtion and it returns MB...

Resolved! Previously had configure two channel of timer for PWM generation and successfully generated two different Duty cycles by controlling CCR1 and CCR2 register. But I didn't get much resolution as I needed in my Application.

So I planned to Control PWM by using PULSE register. so I wrote one function which will modify the Dutycycle by using PULSE register. But on both channel I get the same duty cycle. I want to generate two different duty cycle with high resolution ho...

Vicky by Associate II
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Resolved! How to inverse gpio read pin?

i am reading GPIO PIN using bool X[n]; X[1] = (GPIOA->IDR >> 1)&1;X[2] = (GPIOA->IDR >> 4)&1;now i want to inverse reading bit because of pull up i am getting inverse output in X[n].exampleX[1] = (GPIOA->IDR >> 1)&1; gives 1 but i want 0How can i ...

Replace STM32 firmware from application code

I have an STM32F429 custom board that when in product only supports CAN bus.I need to be able to upgrade firmware while in product over CAN bus. I know the bootloader supports this but sadly our custom board has been designed to use different CAN bus...

MikeH2112 by Associate II
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Resolved! What frame buffer is used on the STM32H735IG Discovery?

Hi!Forgive me if this is a simple question:This board comes with two OctoSPI:s of 512Mb and 128 Mb respectively, the latter is using HyperBus. Is the default config. setup using any of these memories as the display's frame buffer or is the internal R...