mmcmain.h

LPC2148 SD读写源代码,这个程序实现了对 SD卡的读写操作

/*----------------------------------------------------------------------
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---------------------------------------------------------------------*/

#define CCLK            60000000    /* CPU Clock */

/* BLOCK number of the MMC card */
#define MAX_BLOCK_NUM		0x80

/* LED Definitions */
#define LED_MSK         0x00FF0000  /* P1.16..23 */
#define LED_RD          0x00010000  /* P1.16 */
#define LED_WR          0x00020000  /* P1.17 */
#define LED_CFG         0x00400000  /* P1.22 */
#define LED_DONE        0x00800000  /* P1.23 */