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/* * Filename: cfag12864b.h * Version: 0.1.0 * Description: cfag12864b LCD driver header * License: GPLv2 * * Author: Copyright (C) Miguel Ojeda Sandonis * Date: 2006-10-12 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * 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 * */ #ifndef _CFAG12864B_H_ #define _CFAG12864B_H_ #define CFAG12864B_WIDTH (128) #define CFAG12864B_HEIGHT (64) #define CFAG12864B_CONTROLLERS (2) #define CFAG12864B_PAGES (8) #define CFAG12864B_ADDRESSES (64) #define CFAG12864B_SIZE ((CFAG12864B_CONTROLLERS) * \ (CFAG12864B_PAGES) * \ (CFAG12864B_ADDRESSES)) /* * The driver will blit this buffer to the LCD * * Its size is CFAG12864B_SIZE. */ extern unsigned char * cfag12864b_buffer; /* * Get the refresh rate of the LCD * * Returns the refresh rate (hertz). */ extern unsigned int cfag12864b_getrate(void); /* * Enable refreshing * * Returns 0 if successful (anyone was using it), * or != 0 if failed (someone is using it). */ extern unsigned char cfag12864b_enable(void); /* * Disable refreshing * * You should call this only when you finish using the LCD. */ extern void cfag12864b_disable(void); /* * Is enabled refreshing? (is anyone using the module?) * * Returns 0 if refreshing is not enabled (anyone is using it), * or != 0 if refreshing is enabled (someone is using it). * * Useful for buffer read-only modules. */ extern unsigned char cfag12864b_isenabled(void); /* * Is the module inited? */ extern unsigned char cfag12864b_isinited(void); #endif /* _CFAG12864B_H_ */