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How are created Startup with startup_stm32f4xx.s, Application with Hello.c, CMSIS with system _stm_32f4xx.c,stm32f4xx.h and system_stm32f4xx.h?I would make device only with scanf and printf ,what will read, write data to internal flash(is it is possible)

Pero Kacov

How are created

Startup with startup_stm32f4xx.s,

Application with hello.c,

CMSIS with system _stm_32f4xx.c ,

CMSIS

stm32f4xx.h and

system_stm32f4xx.h

in example ch_20_inline_asm_1_MDK

in the book  The Definitive Guide to ARM® Cortex®-M3 and Cortex®-M4 Processors, Thirth edition. by Joseph Yiu?The example can be find on booksite.elsevier.com/.../example.php

I would make device only with scanf and printf ,what will read, write data to internal flash(if is it  possible)?

Which  files can I change, delete?

  • +1

    Your post is tough to understand. Obviously, you have selected an STM32F4.

    With Keil MDK5 in use, my recommendation is to start with one of the example projects (i.e File System Demo) offered by the Keil Pack Installer.

    Feel free to modify this example project to your needs.