diff options
Diffstat (limited to '_3x3Matrix.pde')
-rw-r--r-- | _3x3Matrix.pde | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/_3x3Matrix.pde b/_3x3Matrix.pde deleted file mode 100644 index 6a2a147..0000000 --- a/_3x3Matrix.pde +++ /dev/null @@ -1,60 +0,0 @@ -/* - 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 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. - // 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 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); -} |