+++ /dev/null
-#include <LedControl.h>
-
-LedControl lc=LedControl(16,14,15,2); //datain, clk, load, number of chips
-
-/* we always wait a bit between updates of the display */
-unsigned long delaytime=250;
-
-void setup() {
- /*
- The MAX72XX is in power-saving mode on startup,
- we have to do a wakeup call
- */
- lc.shutdown(0,false);
- /* Set the brightness to a medium values */
- lc.setIntensity(0,15); //0 - 15
- /* and clear the display */
- lc.clearDisplay(0);
-}
-
-
-/*
- This method will display the characters for the
- word "Arduino" one after the other on digit 0.
- */
-void writeArduinoOn7Segment() {
- lc.setChar(0,0,'a',false);
- delay(delaytime);
- lc.setRow(0,0,0x05);
- delay(delaytime);
- lc.setChar(0,0,'d',false);
- delay(delaytime);
- lc.setRow(0,0,0x1c);
- delay(delaytime);
- lc.setRow(0,0,B00010000);
- delay(delaytime);
- lc.setRow(0,0,0x15);
- delay(delaytime);
- lc.setRow(0,0,0x1D);
- delay(delaytime);
- lc.clearDisplay(0);
- delay(delaytime);
-}
-
-/*
- This method will scroll all the hexa-decimal
- numbers and letters on the display. You will need at least
- four 7-Segment digits. otherwise it won't really look that good.
- */
-void scrollDigits() {
- for(int i=0;i<13;i++) {
- lc.setDigit(0,7,i,false);
- lc.setDigit(0,6,i+1,false);
- lc.setDigit(0,5,i+2,false);
- lc.setDigit(0,4,i+3,false);
- lc.setDigit(0,3,i+4,false);
- lc.setDigit(0,2,i+5,false);
- lc.setDigit(0,1,i+6,false);
- lc.setDigit(0,0,i+7,false);
- delay(delaytime);
- }
- lc.clearDisplay(0);
- delay(delaytime);
-}
-
-void loop() {
- writeArduinoOn7Segment();
- scrollDigits();
-}