hardware.h

一个很好的At91sam7S64通过SPI读写Flash

#ifndef HARDWARE_h
#define HARDWARE_h

 #define MCK             47923200   // MCK (PLLRC div by 2)


#define TCK  1000                           /* Timer Clock  */
#define PIV  ((MCK/TCK/16)-1)               /* Periodic Interval Value */


#define LED0	 (1<<0)  // PA0 
#define LED1	 (1<<1)  // PA1
#define LED2	 (1<<2)  // PA2
#define LED3	 (1<<3)  // PA3


#define	KEY0	(1<<19)  //PA19
#define	KEY1	(1<<20)  //PA20
#define	KEY2	(1<<15)  //PA15
#define	KEY3	(1<<14)  //PA14

#define RST		(1<<29)	 //PA29

#endif