About giorgio

giorgio · 2024-07-17

I'm using an STM43H755 (on a NUCLEO-H755ZI-Q) and I need to send pixels to an external LCD module (320x240, 8bit MCU bus on ILI9341 controller, 3.3V compatible).I've used plenty of single core MCUs like F0, F4, F7 and others from ST in the past but I...

giorgio · 2015-06-11

Posted on June 11, 2015 at 12:19Hi everybody.I'm learning how to use the STM32F407 mcu and I'm working with IAR and CubeMX.I'm trying to write a program that charges the value (8bit aligned) from the ADC (PA0) in the output register of DAC1 (PA4) on...

giorgio · 2024-07-17

Thanks @SofLit for pointing out the MPU issue.After the correct MPU initialization the LCD works under the M7 control.Addresses 0x60000000 and 0x60000100 needed to be set as Strongly-Ordered.void MPU_Config(void) { MPU_Region_InitTypeDef MPU_InitSt...

giorgio · 2024-07-17

Hi @SofLit,@SofLit wrote:You didn't mention what kind of issue you faced with CM7. timing issue? data integrity? After some test the issue with the M7 seems to be the data writes (address 0x60000100), while commands writes (address 0x60000000) are r...

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STM32H755 FMC LCD working on M4 core but not on M7 core

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Re: STM32H755 FMC LCD working on M4 core but not on M7 core