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    How to use Printf in the MDK project of STM32 single-chip microcomputer

     

    First, you want to include the header file "stdio.h" Second: The Printf () function uses the INT FPUTC (INT CH, File * F) to complete its function. To use Printf, you need to override this function. Third, check the USE microLib item in the target of the project option. The FPUTC example is as follows: INT FPUTC (int CH, File * f) { / * Place Your Implementation of FPUTC Here * / / * E.G. Write a character to the usart * / USART_SENDDATA (USART1, (UINT8_T) CH); / * Loop until the end of transfer * / While (usart_getflagstatus (usart1, usart_flag_tc) == reset) {} Return ch; }, Read the full text

     

     

     

     

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