https:\/\/www.cyberia.at\/wp-content\/uploads\/2014\/08\/Arduino-dice.mp4<\/a><\/video><\/div>\n\/*<\/p>\n
Basic 7-seg LED dice<\/p>\n
Generates a random integer between 0 and 6,
\nthen outputs it to an HDSP-C3G3 7 segment display every 5 seconds.<\/p>\n
Kate A. Glover – kateglover@gmail.com
\n*\/<\/p>\n
\/* This matches up each lettered pin-out on the 7-seg display
\nwith a given port number on the Arduino Uno*\/<\/p>\n
int a = 2;
\nint b = 3;
\nint c = 4;
\nint d = 5;
\nint e = 6;
\nint f = 7;
\nint g = 8;<\/p>\n
void setup() {
\n\/\/ initialize each digital pin as an output.<\/p>\n
pinMode(a, OUTPUT);
\npinMode(b, OUTPUT);
\npinMode(c, OUTPUT);
\npinMode(d, OUTPUT);
\npinMode(e, OUTPUT);
\npinMode(f, OUTPUT);
\npinMode(g, OUTPUT);<\/p>\n
}<\/p>\n
\/\/ loops to produce a number every 5 seconds (5000 milliseconds)
\nvoid loop()
\n{<\/p>\n
\/\/creates an int from a number returned by the generateNumber() method.
\nint randNo = generateNumber();<\/p>\n
\/\/calls a different method depending on which number was generated
\nswitch (randNo)
\n{<\/p>\n
case 1:<\/p>\n
displayOne();
\nbreak;<\/p>\n
case 2:<\/p>\n
displayTwo();
\nbreak;<\/p>\n
case 3:<\/p>\n
displayThree();
\nbreak;<\/p>\n
case 4:<\/p>\n
displayFour();
\nbreak;<\/p>\n
case 5:<\/p>\n
displayFive();
\nbreak;<\/p>\n
case 6:<\/p>\n
displaySix();
\nbreak;<\/p>\n
\/* this default calls a method which displays an “E” (for error)
\nand only shows when a number is called which is out of range. *\/<\/p>\n
default:<\/p>\n
displayFault();
\nbreak;<\/p>\n
}
\n\/\/5000 millisecond (5 second) delay before it calls another number<\/p>\n
delay(5000);<\/p>\n
}<\/p>\n
\/\/generates the random number and returns it to the main loop() method.
\nint generateNumber()
\n{<\/p>\n
randomSeed(analogRead(0));
\nint randomNumber = random(1, 6);
\nreturn randomNumber;<\/p>\n
}<\/p>\n
\/\/ Fires up pins to create a number 1 and shuts off the other pins
\nvoid displayOne()
\n{<\/p>\n
digitalWrite(a, LOW);
\ndigitalWrite(b, HIGH);
\ndigitalWrite(c, HIGH);
\ndigitalWrite(d, LOW);
\ndigitalWrite(e, LOW);
\ndigitalWrite(f, LOW);
\ndigitalWrite(g, LOW);<\/p>\n
}<\/p>\n
\/\/ Fires up pins to create a number 2 and shuts off the other pins
\nvoid displayTwo()
\n{<\/p>\n
digitalWrite(a, HIGH);
\ndigitalWrite(b, HIGH);
\ndigitalWrite(c, LOW);
\ndigitalWrite(d, HIGH);
\ndigitalWrite(e, HIGH);
\ndigitalWrite(f, LOW);
\ndigitalWrite(g, HIGH);<\/p>\n
}<\/p>\n
\/\/ Fires up pins to create a number 3 and shuts off the other pins
\nvoid displayThree()
\n{<\/p>\n
digitalWrite(a, HIGH);
\ndigitalWrite(b, HIGH);
\ndigitalWrite(c, HIGH);
\ndigitalWrite(d, HIGH);
\ndigitalWrite(e, LOW);
\ndigitalWrite(f, LOW);
\ndigitalWrite(g, HIGH);<\/p>\n
}<\/p>\n
\/\/ and so on and so forth
\nvoid displayFour()
\n{<\/p>\n
digitalWrite(a, LOW);
\ndigitalWrite(b, HIGH);
\ndigitalWrite(c, HIGH);
\ndigitalWrite(d, LOW);
\ndigitalWrite(e, LOW);
\ndigitalWrite(f, HIGH);
\ndigitalWrite(g, HIGH);<\/p>\n
}<\/p>\n
\/\/ You get the idea
\nvoid displayFive()
\n{<\/p>\n
digitalWrite(a, HIGH);
\ndigitalWrite(b, LOW);
\ndigitalWrite(c, HIGH);
\ndigitalWrite(d, HIGH);
\ndigitalWrite(e, LOW);
\ndigitalWrite(f, HIGH);
\ndigitalWrite(g, HIGH);<\/p>\n
}<\/p>\n
\/\/ … and six…
\nvoid displaySix()
\n{<\/p>\n
digitalWrite(a, HIGH);
\ndigitalWrite(b, LOW);
\ndigitalWrite(c, HIGH);
\ndigitalWrite(d, HIGH);
\ndigitalWrite(e, HIGH);
\ndigitalWrite(f, HIGH);
\ndigitalWrite(g, HIGH);<\/p>\n
}<\/p>\n
\/\/ Sets the display to show an E (for error)
\nvoid displayFault()
\n{<\/p>\n
digitalWrite(a, HIGH);
\ndigitalWrite(b, LOW);
\ndigitalWrite(c, LOW);
\ndigitalWrite(d, HIGH);
\ndigitalWrite(e, HIGH);
\ndigitalWrite(f, HIGH);
\ndigitalWrite(g, HIGH);<\/p>\n
}<\/p>\n","protected":false},"excerpt":{"rendered":"
\/\/(Diagram to follow) \/* Basic 7-seg LED dice Generates a random integer between 0 and 6, then outputs it to an HDSP-C3G3 7 segment display every 5 seconds. Kate A. Glover – kateglover@gmail.com *\/ \/* This matches up each lettered pin-out on the 7-seg display with a given port number on the Arduino Uno*\/ int […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":156,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"page-full-width.php","meta":{"footnotes":""},"class_list":["post-159","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.cyberia.at\/index.php?rest_route=\/wp\/v2\/pages\/159","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cyberia.at\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.cyberia.at\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.cyberia.at\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cyberia.at\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=159"}],"version-history":[{"count":3,"href":"https:\/\/www.cyberia.at\/index.php?rest_route=\/wp\/v2\/pages\/159\/revisions"}],"predecessor-version":[{"id":165,"href":"https:\/\/www.cyberia.at\/index.php?rest_route=\/wp\/v2\/pages\/159\/revisions\/165"}],"up":[{"embeddable":true,"href":"https:\/\/www.cyberia.at\/index.php?rest_route=\/wp\/v2\/pages\/156"}],"wp:attachment":[{"href":"https:\/\/www.cyberia.at\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}