35 lines
942 B
C
35 lines
942 B
C
/*
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* sd_card.h
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*
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* Exported sd-card access routines for the FireBee BaS
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*
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* Created on: 19.11.2012
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* Author: mfro
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*/
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#ifndef _SD_CARD_H_
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#define _SD_CARD_H_
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#include <MCF5475.h>
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/*
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* "standard value" for DSPI module configuration register MCF_DSPC_DMCR
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*/
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const uint32_t DSPI_DMCR_CONF = MCF_DSPI_DMCR_MSTR | /* FireBee is DSPI master*/ /* 8 bit CS5 on */
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MCF_DSPI_DMCR_CSIS3 | /* CS3 inactive */
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MCF_DSPI_DMCR_CSIS2 | /* CS2 inactive */
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MCF_DSPI_DMCR_DTXF | /* disable transmit FIFO */
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MCF_DSPI_DMCR_DRXF | /* disable receive FIFO */
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MCF_DSPI_DMCR_CTXF | /* clear transmit FIFO */
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MCF_DSPI_DMCR_CRXF; /* clear receive FIFO */
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/* 0x800d3c00 */
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extern int sd_card_init(void);
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extern uint32_t sd_com(uint32_t data);
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extern void sd_card_idle(void);
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extern uint8_t sd_card_get_status(void);
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extern uint8_t sd_send_byte(uint8_t byte);
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extern uint16_t sd_send_word(uint16_t word);
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#endif /* _SD_CARD_H_ */
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