Added Software projects

git-svn-id: file:///srv/dev-disk-by-uuid-17e88007-4d0c-45e0-8757-cacfcc458630/repositories/svn/Diplomarbeit@55 9fe90eed-be63-e94b-8204-d34ff4c2ff93
2008-12-23 10:34:08 +00:00
parent ee5a771818
commit 373a8c32b2
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+/* ---------------------------------------------------------------------------
+ * fat_time.c                                          (c) 2008 Micro-key bv
+ * ---------------------------------------------------------------------------
+ * Micro-key bv
+ * Industrieweg 28, 9804 TG Noordhorn
+ * Postbus 92, 9800 AB Zuidhorn
+ * The Netherlands
+ * Tel: +31 594 503020
+ * Fax: +31 594 505825
+ * Email: support@microkey.nl  
+ * Web: www.microkey.nl
+ * ---------------------------------------------------------------------------
+ * Description: 
+ * ---------------------------------------------------------------------------
+ * Version(s):  0.1, Aug 11, 2008, MMi
+ *                   Creation.
+ * ---------------------------------------------------------------------------
+ */
+
+/* ---------------------------------------------------------------------------
+ * System include files
+ * ---------------------------------------------------------------------------
+ */
+#include "LPC23xx.h"
+#include "types.h"
+/* ---------------------------------------------------------------------------
+ * Application include files
+ * ---------------------------------------------------------------------------
+ */ 
+#include "rtc.h"
+/* ---------------------------------------------------------------------------
+ * Local constant and macro definitions
+ * ---------------------------------------------------------------------------
+ */
+
+/* ---------------------------------------------------------------------------
+ * Global variable definitions
+ * ---------------------------------------------------------------------------
+ */
+
+/* ---------------------------------------------------------------------------
+ * Local variable definitions
+ * ---------------------------------------------------------------------------
+ */
+
+/* ---------------------------------------------------------------------------
+ * Local function definitions
+ * ---------------------------------------------------------------------------
+ */
+
+UINT32 get_fattime (void)
+{
+    UINT32 complete_time;
+    UINT16 time;
+    UINT16 date;
+    t_rtc rtcReadValue;
+
+    rtcRead (&rtcReadValue);
+
+    
+    /* Read and calculate time stamps from RTC for the FAT time stamps      */
+    time =((rtcReadValue.hour << 11)        /* Add hours (5 Bits)           */
+          |(rtcReadValue.min  << 5)         /* Add minutes (6 Bits)         */
+          |(rtcReadValue.sec / 2)           /* Add seconds (5 Bits) (* 2)   */
+           );                               /* Seconds with resolution of 2 */
+                                        
+    /* Read and calculate date stamps from RTC for the FAT date stamps      */
+    date =(((rtcReadValue.year - 1980) << 9) /* Add year (7 Bits)           */
+           |(rtcReadValue.mon << 5)         /* Add month (4 Bits)           */
+           |(rtcReadValue.day)              /* Add day (5 Bits)             */
+            );                              /* Year since in 1980           */
+    
+    
+    /* Calculate a 32 Bit value used by the FAT system                      */
+    complete_time = ((date << 16) | time);
+    
+    return (complete_time);
+        
+}