pio.h

NandFlash 驱动代码

#ifndef _TC_H
#define _TC_H

#include <stdio.h>
#include <string.h>
#include "AT91SAM7SE512.h"

AT91PS_PIO PIOA = AT91C_BASE_PIOA;
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
AT91PS_PIO PIOC = AT91C_BASE_PIOC;

#define PIOA_EN     (unsigned int) (1<<2)
#define PIOB_EN     (unsigned int) (1<<3)
#define PIOC_EN     (unsigned int) (1<<4)

#define PB0         (unsigned int)  (1<<0)
#define PB1         (unsigned int)  (1<<1)
#define PB2         (unsigned int)  (1<<2)
#define PB3         (unsigned int)  (1<<3)
#define PB4         (unsigned int)  (1<<4)
#define PB5         (unsigned int)  (1<<5)
#define PB6         (unsigned int)  (1<<6)
#define PB7         (unsigned int)  (1<<7) 
#define PB8         (unsigned int)  (1<<8)
#define PB9         (unsigned int)  (1<<9)
#define PB10        (unsigned int)  (1<<10)
#define PB11        (unsigned int)  (1<<11)
#define PB12        (unsigned int)  (1<<12)
#define PB13        (unsigned int)  (1<<13)
#define PB14        (unsigned int)  (1<<14)
#define PB15        (unsigned int)  (1<<15) 
#define PB16        (unsigned int)  (1<<16)
#define PB17        (unsigned int)  (1<<17)
#define PB18        (unsigned int)  (1<<18)
#define PB19        (unsigned int)  (1<<19)
#define PB20        (unsigned int)  (1<<20)
#define PB21        (unsigned int)  (1<<21) 
#define PB22        (unsigned int)  (1<<22)
#define PB23        (unsigned int)  (1<<23)
#define PB24        (unsigned int)  (1<<24) 

#define PC0         (unsigned int)  (1<<0)
#define PC1         (unsigned int)  (1<<1)
#define PC2         (unsigned int)  (1<<2)
#define PC3         (unsigned int)  (1<<3)
#define PC4         (unsigned int)  (1<<4)
#define PC5         (unsigned int)  (1<<5)
#define PC6         (unsigned int)  (1<<6)
#define PC7         (unsigned int)  (1<<7) 
#define PC8         (unsigned int)  (1<<8)
#define PC9         (unsigned int)  (1<<9)
#define PC10        (unsigned int)  (1<<10)
#define PC11        (unsigned int)  (1<<11)
#define PC12        (unsigned int)  (1<<12)
#define PC13        (unsigned int)  (1<<13)
#define PC14        (unsigned int)  (1<<14)
#define PC15        (unsigned int)  (1<<15) 

#endif  // _PROJECT_H