/*
	lu4.h
	Definitions for LU4 FLIS processor control program 
*/
#ifndef	LU4_INCLUDED
#define	LU4_INCLUDED

#define	MAJOR_VERSION	1
#define MINOR_VERSION	3

#define	BANNER_ID		"LU4-FLIS processor"
#define	USARTBUFFSIZE	16

/* Bit definitions for switch array */
#define	IRQ0_DATA_HIGH_INCREMENT		2
#define	IRQ1_DATA_HIGH_DECREMENT		1
#define	IRQ2_DATA_LOW_INCREMENT			8
#define	IRQ3_DATA_LOW_DECREMENT			4
#define	IRQ4_ADDRESS_HIGH_INCREMENT		0x20
#define	IRQ5_ADDRESS_HIGH_DECREMENT		0x10
#define	IRQ6_ADDRESS_LOW_INCREMENT		0x80
#define	IRQ7_ADDRESS_LOW_DECREMENT		0x40
#define	IRQ8_DATA_SET					0x100
#define	IRQ9_FLISP_RESET				0x200
#define	IRQ10_FLISP_STEP				0x400
#define	IRQ11_FLISP_IRQ					0x800
#define	DATA_SET_MODE					0x1000
#define	ADDRESS_SET_MODE				0x2000



int	isFlispIrq( void );

//int	isExternalOpcode( void );
void	doExternalOpcode( void );

unsigned char	readIn( unsigned char );
void	outbusHigh( unsigned char );
void	outbusLow( unsigned char );
void	selectOut( unsigned char );
void updateAddressDisplay( unsigned char);
void updateDataDisplay( unsigned char);


void	updateRegisters( void );
void	updateAll(void);

void	setAutoAddress(unsigned char add);

void	consoleInit( void );
void 	consoleOut(unsigned char ch);

void	sendEOT( void );
void	sendAsAscii( unsigned char );
void	sendAscii( unsigned char );
void	setOutDisplay( unsigned char , unsigned char );

int		toggleTestMode(void);

void	setFlispRegisterValue(unsigned char r, unsigned char);
unsigned char	getFlispRegisterValue(unsigned char);
unsigned char	translateFlispRegister(unsigned char );


void	doFlispReset(void );
void	doFlispNF(void);
void	doFlispClk(void);
void 	doStepInstruction(void);

extern	unsigned char	interactive_mode;
#endif	/* LU4_INCLUDED */