/* * (C) Copyright 2003, Li-Pro.Net <www.li-pro.net> * Stephan Linz <linz@li-pro.net> * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * common/sevenseg.h * * NIOS PIO based seven segment led support functions */#ifndef __DK1S10_SEVENSEG_H__#define __DK1S10_SEVENSEG_H__#ifdef	CONFIG_SEVENSEG/* *  15                    8 7      0 * |-----------------------|--------| * |   controll value      |  value | * ---------------------------------- */#define	SEVENSEG_RAW		(int)(0)	/* write out byte value (hex) */#define	SEVENSEG_OFF		(int)( 1 << 8)	/* display switch off */#define	SEVENSEG_SET_DPL	(int)( 2 << 8)	/* set dp low  nibble */#define	SEVENSEG_SET_DPH	(int)( 3 << 8)	/* set dp high nibble */#define	SEVENSEG_RES_DPL	(int)( 4 << 8)	/* reset dp low  nibble */#define	SEVENSEG_RES_DPH	(int)( 5 << 8)	/* reset dp high nibble */#define	SEVENSEG_TOG_DPL	(int)( 6 << 8)	/* toggle dp low  nibble */#define	SEVENSEG_TOG_DPH	(int)( 7 << 8)	/* toggle dp high nibble */#define	SEVENSEG_LO		(int)( 8 << 8)	/* write out low nibble only */#define	SEVENSEG_HI		(int)( 9 << 8)	/* write out high nibble only */#define	SEVENSEG_STR		(int)(10 << 8)	/* write out a string */#define	SEVENSEG_MASK_VAL	(0xff)		/* only used by SEVENSEG_RAW */#define	SEVENSEG_MASK_CTRL	(~SEVENSEG_MASK_VAL)#ifdef	SEVENSEG_DIGIT_HI_LO_EQUAL#define	SEVENSEG_DIGITS_0	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_F	)#define	SEVENSEG_DIGITS_1	(	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	)#define	SEVENSEG_DIGITS_2	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_3	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_4	(	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_5	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_6	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_7	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	)#define	SEVENSEG_DIGITS_8	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_9	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_A	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_B	(	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_C	(	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_D	(	SEVENSEG_DIGIT_B	\				|	SEVENSEG_DIGIT_C	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_E	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_D	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#define	SEVENSEG_DIGITS_F	(	SEVENSEG_DIGIT_A	\				|	SEVENSEG_DIGIT_E	\				|	SEVENSEG_DIGIT_F	\				|	SEVENSEG_DIGIT_G	)#else	/* !SEVENSEG_DIGIT_HI_LO_EQUAL */#error SEVENSEG: different pin asssignments not supported#endifvoid sevenseg_set(int value);#endif	/* CONFIG_SEVENSEG */#endif	/* __DK1S10_SEVENSEG_H__ */