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33 lines
661 B
C
33 lines
661 B
C
#ifndef _SD_MMC_H_
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#define _SD_MMC_H_
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#include "atmel_start.h"
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typedef enum sd_mmc_mode_t
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{
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SD_MMC_MODE_SPI = 0,
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SD_MMC_MODE_MCI = 1
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}sd_mmc_mode_t;
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typedef enum sd_mmc_err_t
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{
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SD_MMC_SUCCESS = 0,
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SD_MMC_FAIL = 1,
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SD_MMC_INIT_ONGOING = 2,
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SD_MMC_ERR_NO_CARD = 3,
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SD_MMC_ERR_UNUSABLE = 4,
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SD_MMC_ERR_SLOT = 5,
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SD_MMC_ERR_COMM = 6,
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SD_MMC_ERR_PARAM = 7,
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SD_MMC_ERR_WP = 8
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} sd_mmc_err_t;
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sd_mmc_err_t sd_mmc_init(void);
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sd_mmc_err_t sd_mmc_select(uint8_t slot, uint32_t clock, uint8_t bus_width, bool high_speed);
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sd_mmc_err_t sd_mmc_send_command(uint8_t command, uint32_t arg, uint8_t crc);
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sd_mmc_err_t sd_mmc_read_res1(void);
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#endif
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