From 184d9fb656b75534b5a4173f437db30d36e21b67 Mon Sep 17 00:00:00 2001
From: Alexander Kauerz <kauerz@informatik.uni-luebeck.de>
Date: Fri, 4 Nov 2011 00:23:50 +0100
Subject: Quelltestdateien wurden mundfein gemacht.

---
 Matrix_3x3/Matrix_3x3.pde | 57 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 Matrix_3x3/Matrix_3x3.pde

(limited to 'Matrix_3x3/Matrix_3x3.pde')

diff --git a/Matrix_3x3/Matrix_3x3.pde b/Matrix_3x3/Matrix_3x3.pde
new file mode 100644
index 0000000..eea52e5
--- /dev/null
+++ b/Matrix_3x3/Matrix_3x3.pde
@@ -0,0 +1,57 @@
+/*
+  Blink
+ 
+ */
+#define ROW 3
+#define COL 0
+#define ROWCNT 3
+#define COLCNT 3
+
+#define DELAY 3
+
+int frame[3][3] = {
+  {0, 0, 0},
+  {0, 0, 0},
+  {0, 0, 0},
+};
+
+int framenr = 0;
+int rownr = 0;
+void setup() {                
+  // initialize the digital pin as an output.
+  int i;
+  for (i = 0;i < ROWCNT; i++)
+    pinMode(ROW + i, OUTPUT); 
+  for (i = 0;i < COLCNT; i++)
+    pinMode(COL + i, OUTPUT);   
+}
+
+void nextFrame() {
+  frame[0][0] = (framenr % 100) < 50;  
+  frame[0][1] = (framenr % 100) < 50;  
+  frame[0][2] = (framenr % 100) < 50;  
+  frame[1][0] = (framenr % 100) < 50;  
+  frame[1][1] = (framenr % 100) >= 50;  
+  frame[1][2] = (framenr % 100) < 50;  
+  frame[2][0] = (framenr % 100) < 50;  
+  frame[2][1] = (framenr % 100) < 50;  
+  frame[2][2] = (framenr % 100) < 50;  
+}
+
+void loop() {
+  int i;
+  
+  rownr = ( rownr + 1 ) % ROWCNT;
+ 
+  if (rownr == 0) {
+    framenr++;
+    nextFrame();
+  }
+ 
+  for (i = 0; i < COLCNT; i++) {
+    digitalWrite(COL + i, frame[rownr][i]);  
+  }
+  digitalWrite(ROW + rownr, HIGH);
+  delay(DELAY);
+  digitalWrite(ROW + rownr, LOW);
+}
-- 
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