initial cleanup and mapping

examples/blink8.c

@@ -0,0 +1,57 @@
+/*
+ * blink8.c:
+ *	Simple sequence over the first 8 GPIO pins - LEDs
+ *	Aimed at the Gertboard, but it's fairly generic.
+ *
+ * Copyright (c) 2012-2013 Gordon Henderson. <projects@drogon.net>
+ ***********************************************************************
+ * This file is part of wiringPi:
+ *	https://projects.drogon.net/raspberry-pi/wiringpi/
+ *
+ *    wiringPi is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Lesser General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    wiringPi is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU Lesser General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public License
+ *    along with wiringPi.  If not, see <http://www.gnu.org/licenses/>.
+ ***********************************************************************
+ */
+
+#include <stdio.h>
+#include <wiringPi.h>
+
+int main (void)
+{
+  int i, led ;
+
+  printf ("Raspberry Pi - 8-LED Sequencer\n") ;
+  printf ("==============================\n") ;
+  printf ("\n") ;
+  printf ("Connect LEDs to the first 8 GPIO pins and watch ...\n") ;
+
+  wiringPiSetup () ;
+
+  for (i = 0 ; i < 8 ; ++i)
+    pinMode (i, OUTPUT) ;
+
+  for (;;)
+  {
+    for (led = 0 ; led < 8 ; ++led)
+    {
+      digitalWrite (led, 1) ;
+      delay (100) ;
+    }
+
+    for (led = 0 ; led < 8 ; ++led)
+    {
+      digitalWrite (led, 0) ;
+      delay (100) ;
+    }
+  }
+}