/******************************************************************************
 * file    include/pd_cpld.h 
 * author  YuLiang
 * version 1.0.0
 * date    31-July-2023
 * brief   This file provides all the headers of the cpld functions.
 ******************************************************************************
 * Attention
 *
 * <h2><center>&copy; COPYRIGHT(c) 2023 LandPower</center></h2>
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *   1. Redistributions of source code must retain the above copyright notice,
 *      this list of conditions and the following disclaimer.
 *   2. Redistributions in binary form must reproduce the above copyright notice,
 *      this list of conditions and the following disclaimer in the documentation
 *      and/or other materials provided with the distribution.
 *   3. Neither the name of LandPower nor the names of its contributors may be used to 
 *      endorse or promote products derived from this software without specific
 *      prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 ******************************************************************************/

#ifndef _PD_CPLD_H_
#define _PD_CPLD_H_

/* Includes ------------------------------------------------------------------*/

/* Define --------------------------------------------------------------------*/
#define CPLD_REG_V0 0x0
#define CPLD_REG_V1 0x1
#define CPLD_REG_STAT 0x3
#define CPLD_REG_SYNC 0xb
#define CPLD_REG_WDG_EN 0xd
#define CPLD_REG_WDG_TM 0xe
#define CPLD_REG_WDG_CLR 0xf
#define CPLD_REG_MAX CPLD_REG_WDG_CLR

/* Exported types ------------------------------------------------------------*/
/* 设备配置的滤波类型. */
typedef enum
{
    CPLD_SYNC_PT = 0,
    CPLD_SYNC_OUTSIDE = 2
} CPLD_SYNC_E;

/* CPLD 版本结构体. */
typedef struct
{
    uint16_t year;
    uint8_t month;
    uint8_t day;
} cpld_version_t;

/* Exported macro ------------------------------------------------------------*/

/* Extern global variables ---------------------------------------------------*/

/* Extern functions ----------------------------------------------------------*/
extern int32_t cpld_handle_init(void);
extern int32_t cpld_read(uint16_t addr, uint16_t len, uint16_t *data);
extern int32_t cpld_write(uint16_t addr, uint16_t len, uint16_t *data);
#endif
/************************ (C) COPYRIGHT LandPower ***** END OF FILE ****************/