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19 lines
244 B
19 lines
244 B
5 months ago
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#ifndef USART_H
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#define USART_H
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#include "stm32f10x.h"
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#include <stdio.h>
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#define USART_DR_Base 0x40013804
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union dataConvert
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{
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uint8_t table[8];
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double num;
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};
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void USARTInit(void);
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int fputc(int ch,FILE *f);
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int fgetc(FILE *f);
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#endif
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