io.h

来自「COLDFIRE 5282SC的文件」· C头文件 代码 · 共 51 行

/*
 * File:		io.h
 * Purpose:		Serial Input/Output routines
 *
 */

#ifndef _IO_H
#define _IO_H

/********************************************************************/

char	
uart0_in_char (void);

void
uart0_out_char (char);

int
uart0_char_present (void);

char
uart1_in_char (void);

void
uart1_out_char (char);

int
uart1_char_present (void);

char
uart2_in_char (void);

void
uart2_out_char (char);

int
uart2_char_present (void);

int		
printf (const char *, ... );

int
sprintf (char *, const char *, ... );

#define out_char		uart0_out_char
#define in_char			uart0_in_char
#define	char_present	uart0_char_present

/********************************************************************/

#endif