1 files changed, 125 insertions, 0 deletions
diff --git a/Matrix_7x13/Matrix_7x13.pde b/Matrix_7x13/Matrix_7x13.pde
new file mode 100644
index 0000000..377eda2
--- /dev/null
+++ b/Matrix_7x13/Matrix_7x13.pde
@@ -0,0 +1,125 @@
+/*
+  Blink
+  Turns on an LED on for one second, then off for one second, repeatedly.
+ 
+  This example code is in the public domain.
+ */
+#define ROW 3
+#define COL 0
+#define ROWCNT 7
+#define COLCNT 13
+#define CHARWIDTH 5
+#define FRAMELEN 10
+
+#define DELAY 3
+
+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},
+};
+
+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.
+  // Pin 13 has an LED connected on most Arduino boards:
+  int i;
+  for (i = 0;i < ROWCNT; i++)
+    pinMode(ROW + i, OUTPUT); 
+  for (i = 0;i < COLCNT; i++)
+    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() {
+  int c;
+  int f2 = (framenr/FRAMELEN) % (COLCNT+CHARWIDTH);
+
+  clearFrame();
+  setChar(COLCNT-f2, frame_MINUS);
+}
+
+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);
+}