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#ifndef _BUS_H_

#define _BUS_H_

#include <stdint.h>

/* Read Write port and flags */

#define RDWRPORT        PORTE

#define RDWRPIN         PINE

#define RDWRDDR         DDRE

/* Pin values that indicate different operations

 * using (2**pinnumber) for easier code

 */

#define RD      0x02    

#define WR      0x04

#define RDYPORT         PORTB

#define RDYPIN          PINB

#define RDYDDR          DDRB

#define RDY     0

#define ADDRLPIN        PIND

#define ADDRLPORT       PORTD   

#define ADDRLDDR        DDRD

#define ADDRHPIN        PINE

#define ADDRHPORT       PORTE

#define ADDRHDDR        DDRE

#define DATA0PIN        PINH

#define DATA0PORT       PORTH

#define DATA0DDR        DDRH

#define DATA1PIN        PINJ

#define DATA1PORT       PORTJ

#define DATA1DDR        DDRJ

#define DATA2PIN        PINK

#define DATA2PORT       PORTK

#define DATA2DDR        DDRK

#define DATA3PIN        PINL

#define DATA3PORT       PORTL

#define DATA3DDR        DDRL

#define INTDDR          DDRD

#define INTPORT         PORTD

void fpga_finish_read(uint32_t data);

uint32_t fpga_delayed_write(void);

void init_fpgabus(void);

#endif /* !_BUS_H_ */