STM32 MCUs Embedded software

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Resolved! STM32 Ethernet

I use ethernet switch instead of PHY with stm32f4. While RMII pins are connected to STM32, I manage MDIO pins with SPI.There is basic things whic is I can not understand.What is the difference between the autonegation,speed settings in STM32 ethernet...

DCtech by Associate II
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STM32H743ZI2 USB Mass storage newbie question

Hello, I'm attempting to hook a USB flash drive to the STM32H743ZI2 EV board and access it using FatFs from my code.Is this possible ?Are there any examples for this specific board ? couldn't see any under the STM32CubeH7 repository.If so, a project ...

EMich by Associate II
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  • 4 replies
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Comparators vs DWT

Hi guys,i just wanted to mention that there is a ****** in the header files.I am using an STM32G474:Just an example - stm32g474xx.h defines#define COMP3 ((COMP_TypeDef *) COMP3_BASE)And core_cm4.h uses __IOM uint32_t COMP3; ...

Albi G. by Senior
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  • 1 replies
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Linker script for ROM to RAM copying

I am writing a USB MSD bootloader for an STM32L4 processor with 2MB of Flash. The bootloader code will reside in Flash as will the application code. The application code will most likely be larger than 1MB so I’m thinking to have only a single bank. ...

erussell by Associate II
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  • 6 replies
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LwIp Net Link Callback Hardfault

Hi everyone,I'm using LwIP with STM32F7 Discovery board. To catch plug ethnernet cable, tried to enable link callback. However, I alway get an following error is hardfault. Why do I get this error? I tried stack size but didn't work. Can it be bug ab...