updates to baremetal example

baremetal/main.c

@@ -2,14 +2,16 @@
 
 int main (void) {
     int i;
-    while(1) {
     REG_PORT_DIR0 |= (1<<17);
-        REG_PORT_DIR0 &= ~(1<<19);
+    REG_PORT_DIR0 |= (1<<19);
+    while(1) {
+        REG_PORT_OUTSET0 |= (1<<17);
+        REG_PORT_OUTCLR0 |= (1<<19);
         for (i=0;i<10000;i++) {
             __asm("nop");
         }
-        REG_PORT_DIR0 &= ~(1<<17);
-        REG_PORT_DIR0 |= (1<<19);
+        REG_PORT_OUTCLR0 |= (1<<17);
+        REG_PORT_OUTSET0 |= (1<<19);
         for (i=0;i<10000;i++) {
             __asm("nop");
         }