From cdbbcb2a73fd4a8d4b3c65fd7e0f6ec273537e5b Mon Sep 17 00:00:00 2001
From: Sebastian Zietz <mail@sezi.eu>
Date: Thu, 29 Sep 2011 20:20:56 +0200
Subject: v2

---
 _3x3Matrix.pde | 97 ++++++++++++++++++++++++++++++++++++++++++++++++----------
 1 file changed, 81 insertions(+), 16 deletions(-)

diff --git a/_3x3Matrix.pde b/_3x3Matrix.pde
index 6a2a147..377eda2 100644
--- a/_3x3Matrix.pde
+++ b/_3x3Matrix.pde
@@ -6,18 +6,66 @@
  */
 #define ROW 3
 #define COL 0
-#define ROWCNT 3
-#define COLCNT 3
+#define ROWCNT 7
+#define COLCNT 13
+#define CHARWIDTH 5
+#define FRAMELEN 10
 
 #define DELAY 3
 
-int frame[3][3] = {
-  {0, 0, 0},
-  {0, 0, 0},
-  {0, 0, 0},
+int frame[COLCNT][ROWCNT] = {0};
+
+/*const int frame_A[ROWCNT][CHARWIDTH] = {
+  {0, 0, 1, 0, 0},
+  {0, 0, 1, 0, 0},
+  {0, 1, 0, 1, 0},
+  {0, 1, 0, 1, 0},
+  {1, 1, 1, 1, 1},
+  {1, 0, 0, 0, 1},
+  {1, 0, 0, 0, 1},
+};*/
+
+/*const int frame_C[CHARWIDTH][ROWCNT] = {
+  {0, 0, 1, 1, 1},
+  {0, 1, 1, 0, 0},
+  {1, 1, 0, 0, 0},
+  {1, 0, 0, 0, 0},
+  {1, 1, 0, 0, 0},
+  {0, 1, 1, 0, 0},
+  {0, 0, 1, 1, 1},
 };
 
-int framenr = 0;
+const int frame_H[ROWCNT][CHARWIDTH] = {
+  {1, 0, 0, 0, 1},
+  {1, 0, 0, 0, 1},
+  {1, 0, 0, 0, 1},
+  {1, 1, 1, 1, 1},
+  {1, 0, 0, 0, 1},
+  {1, 0, 0, 0, 1},
+  {1, 0, 0, 0, 1},
+};
+
+const int frame_L[ROWCNT][CHARWIDTH] = {
+  {1, 0, 0, 0, 0},
+  {1, 0, 0, 0, 0},
+  {1, 0, 0, 0, 0},
+  {1, 0, 0, 0, 0},
+  {1, 0, 0, 0, 0},
+  {1, 0, 0, 0, 0},
+  {1, 1, 1, 1, 1},
+};*/
+
+const int frame_MINUS[CHARWIDTH][ROWCNT] = {
+  {0, 0, 0, 1, 0, 0, 0},
+  {0, 0, 0, 1, 0, 0, 0},
+  {0, 0, 0, 1, 0, 0, 0},
+  {0, 0, 0, 1, 0, 0, 0},
+  {0, 0, 0, 1, 0, 0, 0},
+};
+
+const int emptyCol[ROWCNT] = {0};
+
+unsigned long int framenr = 0;
 int rownr = 0;
 void setup() {                
   // initialize the digital pin as an output.
@@ -29,16 +77,33 @@ void setup() {
     pinMode(COL + i, OUTPUT);   
 }
 
+void setCol(int c, const int data[ROWCNT]) {
+  int r;
+  
+  if (c > 0 && c <= COLCNT) {
+    for (r = 0; r < ROWCNT; r++)
+      frame[c][r] = data[r];
+  }
+}
+
+void setChar(int c, const int data[CHARWIDTH][ROWCNT]) {
+  int i;
+  for (i = 0; i < CHARWIDTH; i++)
+    setCol(c+i, data[i]);
+}
+
+void clearFrame() {
+  int i = 0;
+  for (i = 0; i < COLCNT; i++)
+    setCol(i, emptyCol);
+}
+
 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;  
+  int c;
+  int f2 = (framenr/FRAMELEN) % (COLCNT+CHARWIDTH);
+
+  clearFrame();
+  setChar(COLCNT-f2, frame_MINUS);
 }
 
 void loop() {
-- 
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