ssd2119.h

/**
 ******************************************************************************
 *
 * @file       ssd2119.h
 * @author     Stephen Caudle Copyright (C) 2010.
 * @brief      SSD2119 header
 * @see        The GNU Public License (GPL) Version 3
 *
 *****************************************************************************/
/*
 * 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 3 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
 */


#ifndef SSD2119_H
#define SSD2119_H

/**
 * @brief  Write a controller command
 * @param  cmd The command to write
 * @retval On success, 0 is returned.
 *         On failure, a negative number is returned.
 */
int ssd2119_write_cmd(uint16_t cmd);

/**
 * @brief  Write controller data
 * @param  data The data to write
 * @retval On success, 0 is returned.
 *         On failure, a negative number is returned.
 */
int ssd2119_write_data(uint16_t data);

/**
 * @brief  Write controller register
 * @param  addr The address to write
 * @param  data The data to write
 * @retval On success, 0 is returned.
 *         On failure, a negative number is returned.
 */
int ssd2119_write_reg(uint16_t addr, uint16_t data);

/**
 * @brief  Initializes the SSD2119 controller
 * @retval On success, 0 is returned.
 *         On failure, a negative number is returned.
 */
int ssd2119_init(void);

#endif /* SSD2119_H */