merged SD_CARD branch

2012-12-15 18:25:15 +00:00
parent 5e0b5d39d1
commit 8c6306e0d7
52 changed files with 36751 additions and 9872 deletions
--- a/BaS_gcc/sources/main.c
+++ b/BaS_gcc/sources/main.c
@@ -0,0 +1,100 @@
+/*----------------------------------------------------------------------*/
+/* FatFs sample project for generic microcontrollers (C)ChaN, 2012      */
+/*----------------------------------------------------------------------*/
+
+#include <stdio.h>
+#include "ff.h"
+
+
+FATFS Fatfs;		/* File system object */
+FIL Fil;			/* File object */
+uint8_t Buff[128];		/* File read buffer */
+
+
+void die (		/* Stop with dying message */
+	FRESULT rc	/* FatFs return value */
+)
+{
+	printf("Failed with rc=%u.\n", rc);
+	for (;;) ;
+}
+
+
+/*-----------------------------------------------------------------------*/
+/* Program Main                                                          */
+/*-----------------------------------------------------------------------*/
+
+int main (void)
+{
+	FRESULT rc;				/* Result code */
+	DIR dir;				/* Directory object */
+	FILINFO fno;			/* File information object */
+	uint32_t bw, br, i;
+
+
+	f_mount(0, &Fatfs);		/* Register volume work area (never fails) */
+
+	printf("\nOpen an existing file (message.txt).\n");
+	rc = f_open(&Fil, "MESSAGE.TXT", FA_READ);
+	if (rc) die(rc);
+
+	printf("\nType the file content.\n");
+	for (;;) {
+		rc = f_read(&Fil, Buff, sizeof Buff, &br);	/* Read a chunk of file */
+		if (rc || !br) break;			/* Error or end of file */
+		for (i = 0; i < br; i++)		/* Type the data */
+			putchar(Buff[i]);
+	}
+	if (rc) die(rc);
+
+	printf("\nClose the file.\n");
+	rc = f_close(&Fil);
+	if (rc) die(rc);
+
+	printf("\nCreate a new file (hello.txt).\n");
+	rc = f_open(&Fil, "HELLO.TXT", FA_WRITE | FA_CREATE_ALWAYS);
+	if (rc) die(rc);
+
+	printf("\nWrite a text data. (Hello world!)\n");
+	rc = f_write(&Fil, "Hello world!\r\n", 14, &bw);
+	if (rc) die(rc);
+	printf("%u bytes written.\n", bw);
+
+	printf("\nClose the file.\n");
+	rc = f_close(&Fil);
+	if (rc) die(rc);
+
+	printf("\nOpen root directory.\n");
+	rc = f_opendir(&dir, "");
+	if (rc) die(rc);
+
+	printf("\nDirectory listing...\n");
+	for (;;) {
+		rc = f_readdir(&dir, &fno);		/* Read a directory item */
+		if (rc || !fno.fname[0]) break;	/* Error or end of dir */
+		if (fno.fattrib & AM_DIR)
+			printf("   <dir>  %s\n", fno.fname);
+		else
+			printf("%8lu  %s\n", fno.fsize, fno.fname);
+	}
+	if (rc) die(rc);
+
+	printf("\nTest completed.\n");
+	for (;;) ;
+}
+
+
+
+/*---------------------------------------------------------*/
+/* User Provided Timer Function for FatFs module           */
+/*---------------------------------------------------------*/
+
+uint32_t get_fattime (void)
+{
+	return	  ((uint32_t)(2012 - 1980) << 25)	/* Year = 2012 */
+			| ((uint32_t)1 << 21)				/* Month = 1 */
+			| ((uint32_t)1 << 16)				/* Day_m = 1*/
+			| ((uint32_t)0 << 11)				/* Hour = 0 */
+			| ((uint32_t)0 << 5)				/* Min = 0 */
+			| ((uint32_t)0 >> 1);				/* Sec = 0 */
+}