Makefile with libs and atmel source

sam3s_example/mains/blink.c

@@ -0,0 +1,22 @@
+// Xtal: Default internal 4MHz
+#include <SAM3S2B.h>
+//#include <SAM3S.h>
+
+int main () {
+    int i,j;
+    //i=1000;
+    //j=10000;
+    PMC->PMC_WPMR = 0x504D4300;// Disable write protect
+    PMC->PMC_PCER0 = (1<<11);// Enable PIO clock
+    PIOA->PIO_PER = (1<<19); //Enable PIO
+    PIOA->PIO_OER = (1<<19); //Enable Output
+
+    while (1) {
+        PIOA->PIO_CODR = (1<<18);// Turn LED on
+        for (i=1;i<1000;i++) // Waiting
+            for (j=1;j<3000;j++);
+        PIOA->PIO_SODR = (1<<18);// Turn LED off
+        for (i=1;i<1000;i++) // Waiting
+            for (j=1;j<2000;j++);
+    }
+}