{"id":2928,"date":"2018-08-10T13:09:40","date_gmt":"2018-08-10T13:09:40","guid":{"rendered":"http:\/\/ioarvanit.gr\/?p=2928"},"modified":"2022-05-01T20:31:12","modified_gmt":"2022-05-01T20:31:12","slug":"led-matrix-8x8-%cf%83%ce%b5-%cf%83%cf%85%ce%bd%ce%b4%cf%85%ce%b1%cf%83%ce%bc%cf%8c-%ce%bc%ce%b5-%cf%84%ce%bf-arduino","status":"publish","type":"post","link":"http:\/\/ioarvanit.gr\/en\/archives\/2928","title":{"rendered":"Arduino \u03ba\u03b1\u03b9 Led Dot Matrix MAX7219"},"content":{"rendered":"<p>\u03a6\u03c4\u03b9\u03ac\u03c7\u03bd\u03bf\u03c5\u03bc\u03b5 \u03bb\u03bf\u03b9\u03c0\u03cc\u03bd \u03ad\u03bd\u03b1 project \u03bc\u03b5 \u03c4\u03bf Arduino \u03ba\u03b1\u03b9 \u03b8\u03ad\u03bb\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03bf\u03b8\u03cc\u03bd\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2. \u03a5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c0\u03bb\u03b7\u03b8\u03ce\u03c1\u03b1 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ce\u03bd \u03b1\u03c0\u03cc \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 TFT, LCD, OLED, e-Paper, Touch, \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b5\u03c2 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03c7\u03c1\u03ce\u03bc\u03b1\u03c4\u03b1. \u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03b2\u03ac\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03c0\u03bf\u03bb\u03cd \u03ba\u03b1\u03bb\u03cc \u03ac\u03c1\u03b8\u03c1\u03bf \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc \u03bc\u03b5 \u03c4\u03bf \u03b8\u03ad\u03bc\u03b1 \u03b1\u03c5\u03c4\u03cc \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ae\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03cc \u03b2\u03af\u03bd\u03c4\u03b5\u03bf \u03c3\u03c4\u03bf <a href=\"http:\/\/educ8s.tv\/tutorials\/best-arduino-display\/\" target=\"_blank\" rel=\"noopener\">Educ8s.tv<\/a>.<\/p>\n<p>\u0391\u03c0\u03cc \u03c4\u03b7\u03bd \u03ac\u03bb\u03bb\u03b7, \u03b1\u03bd \u03b7 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b1 \u03c0\u03bf\u03c5 \u03b8\u03ad\u03bb\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03ac\u03c0\u03bf\u03b9\u03b5\u03c2 \u03b1\u03c0\u03bb\u03ad\u03c2 \u03b5\u03bd\u03b4\u03b5\u03af\u03be\u03b5\u03b9\u03c2 (\u03c0.\u03c7. \u03b1\u03bd \u03b7 \u03c4\u03b9\u03bc\u03ae \u03b5\u03bd\u03cc\u03c2 \u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03ae\u03c1\u03b1 \u03be\u03b5\u03c0\u03ad\u03c1\u03b1\u03c3\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf \u03cc\u03c1\u03b9\u03bf), \u03c4\u03cc\u03c4\u03b5 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ac led \u03bb\u03b1\u03bc\u03c0\u03ac\u03ba\u03b9\u03b1 \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03c6\u03b8\u03b7\u03bd\u03ac \u03ba\u03b1\u03b9 \u03b5\u03cd\u03ba\u03bf\u03bb\u03b1 \u03c3\u03c4\u03bf\u03bd \u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03c4\u03bf\u03c5\u03c2.<\/p>\n<p>\u039c\u03b9\u03b1 \u03b5\u03bd\u03b4\u03b9\u03ac\u03bc\u03b5\u03c3\u03b7 \u03bb\u03cd\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u03b9 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 Dot Matrix, <!--more-->\u03bf\u03b9 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03b5\u03c2 \u03b1\u03c0\u03cc led \u03bb\u03b1\u03bc\u03c0\u03ac\u03ba\u03b9\u03b1. \u039f\u03b9 \u03c0\u03b9\u03bf \u03c3\u03c5\u03bd\u03b7\u03b8\u03b9\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03ba\u03c5\u03ba\u03bb\u03bf\u03c6\u03bf\u03c1\u03bf\u03cd\u03bd \u03c3\u03c4\u03b7\u03bd \u03b1\u03b3\u03bf\u03c1\u03ac \u03ad\u03c7\u03bf\u03c5\u03bd 64 led \u03b4\u03b9\u03b1\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03b1 \u03c3\u03b5 8 \u03c3\u03b5\u03b9\u03c1\u03ad\u03c2 \u03ba\u03b1\u03b9 8 \u03c3\u03c4\u03ae\u03bb\u03b5\u03c2. \u038c\u03c0\u03c9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03cd\u03ba\u03bf\u03bb\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03b7\u03c4\u03cc \u03bc\u03b5 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 8&#215;8 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03b9\u03b8\u03bf\u03cd\u03bd \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c5\u03c0\u03cc\u03bb\u03bf\u03b9\u03c0\u03b5\u03c2 LED \u03ba\u03b1\u03b9 TFT \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2, \u03b1\u03bb\u03bb\u03ac \u03b3\u03b9\u03b1 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03ba\u03b5\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bb\u03ce\u03bd \u03b3\u03c1\u03b1\u03c6\u03b9\u03ba\u03ce\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bd \u03b9\u03ba\u03b1\u03bd\u03bf\u03c0\u03bf\u03b9\u03b7\u03c4\u03b9\u03ba\u03ae \u03b4\u03bf\u03c5\u03bb\u03b5\u03b9\u03ac. \u0395\u03c0\u03af\u03c3\u03b7\u03c2 \u03c9\u03c2 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03cc\u03c2 \u03c4\u03b9\u03c2 \u03b2\u03c1\u03af\u03c3\u03ba\u03c9 \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03b1 \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03c3\u03b5\u03c2, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c0\u03b9\u03c3\u03c4\u03b5\u03cd\u03c9 \u03cc\u03c4\u03b9 \u03b2\u03bf\u03b7\u03b8\u03bf\u03cd\u03bd \u03c0\u03bf\u03bb\u03cd \u03c3\u03c4\u03bf \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bd \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03c4\u03c9\u03bd \u03bf\u03b8\u03bf\u03bd\u03ce\u03bd, \u03c4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b1 pixel \u03ba\u03b1\u03b9 \u03c4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c8\u03b7\u03c6\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1\u03c2.<\/p>\n<figure id=\"attachment_2934\" aria-describedby=\"caption-attachment-2934\" style=\"width: 400px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/1430336082566-P-2600533.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2934 size-full\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/1430336082566-P-2600533.jpg\" alt=\"\" width=\"400\" height=\"400\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/1430336082566-P-2600533.jpg 400w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/1430336082566-P-2600533-150x150.jpg 150w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/1430336082566-P-2600533-300x300.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><figcaption id=\"caption-attachment-2934\" class=\"wp-caption-text\">\u039c\u03b9\u03b1 \u03bf\u03b8\u03cc\u03bd\u03b7 Led Dot Matrix \u03bc\u03b5 64 led \u03b4\u03b9\u03b1\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03b1 \u03c3\u03b5 8 \u03c3\u03b5\u03b9\u03c1\u03ad\u03c2 \u03ba\u03b1\u03b9 8 \u03c3\u03c4\u03ae\u03bb\u03b5\u03c2<\/figcaption><\/figure>\n<p>\u039c\u03b9\u03b1 \u03c0\u03bf\u03bb\u03cd \u03ba\u03b1\u03bb\u03ae \u03c0\u03c1\u03cc\u03c4\u03b1\u03c3\u03b7, \u03c0\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03b3\u03bb\u03b9\u03c4\u03ce\u03bd\u03b5\u03b9 \u03b1\u03c0\u03cc \u03b1\u03c1\u03ba\u03b5\u03c4\u03cc \u03ba\u03cc\u03c0\u03bf \u03cc\u03c3\u03bf\u03bd \u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03b7 \u03c3\u03c5\u03bd\u03b4\u03b5\u03c3\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b1, \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u03b9 Dot Matrix \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 \u03bc\u03b5 \u03b5\u03bd\u03c3\u03c9\u03bc\u03b1\u03c4\u03c9\u03bc\u03ad\u03bd\u03bf \u03c4\u03bf\u03bd \u03bf\u03b4\u03b7\u03b3\u03cc MAX7219. \u03a3\u03b5 \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03bb\u03ad\u03c2 Dot Matrix, \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd 16 \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf Arduino, \u03b1\u03c5\u03c4\u03ae \u03b7 \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03bc\u03cc\u03bd\u03bf 5 \u03ba\u03b1\u03b9 \u03bc\u03b1\u03c2 \u03b4\u03af\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2, \u03c7\u03c9\u03c1\u03af\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ac\u03bb\u03bb\u03b1 \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1 \u03c3\u03c4\u03bf Arduino. \u0397 \u03c4\u03b9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 module \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 \u03c3\u03c4\u03b1 4 \u03b5\u03c5\u03c1\u03ce \u03b1\u03c0\u03cc \u03b5\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03ac \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 1,5 \u03b5\u03c5\u03c1\u03ce \u03b1\u03c0\u03cc \u03c4\u03bf ebay (\u03c4\u03b9\u03bc\u03ad\u03c2 \u0391\u03c5\u03b3\u03bf\u03cd\u03c3\u03c4\u03bf\u03c5 2018).<\/p>\n<figure id=\"attachment_2935\" aria-describedby=\"caption-attachment-2935\" style=\"width: 429px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/LED-Matrix-display-8x8-Dots-Rood-MAX7219-bovenkant.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2935\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/LED-Matrix-display-8x8-Dots-Rood-MAX7219-bovenkant.jpg\" alt=\"\" width=\"429\" height=\"404\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/LED-Matrix-display-8x8-Dots-Rood-MAX7219-bovenkant.jpg 860w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/LED-Matrix-display-8x8-Dots-Rood-MAX7219-bovenkant-300x283.jpg 300w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/LED-Matrix-display-8x8-Dots-Rood-MAX7219-bovenkant-768x724.jpg 768w\" sizes=\"auto, (max-width: 429px) 100vw, 429px\" \/><\/a><figcaption id=\"caption-attachment-2935\" class=\"wp-caption-text\">Led Matrix \u03bf\u03b8\u03cc\u03bd\u03b7 \u03bc\u03b5 \u03b5\u03bd\u03c3\u03c9\u03bc\u03b1\u03c4\u03c9\u03bc\u03ad\u03bd\u03bf \u03c4\u03bf\u03bd \u03bf\u03b4\u03b7\u03b3\u03cc MAX7219<\/figcaption><\/figure>\n<h3>\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03bc\u03b5 Arduino<\/h3>\n<p>\u0397 \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 Dot Matrix \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03bf\u03b4\u03b7\u03b3\u03cc MAX7219 \u03ad\u03c7\u03b5\u03b9 5 pins \u03b8\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf Arduino \u03c9\u03c2 \u03b5\u03be\u03ae\u03c2:<\/p>\n<ul>\n<li>\u03a4\u03bf pin VCC \u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1 5V \u03c4\u03bf\u03c5 Arduino.<\/li>\n<li>\u03a4\u03bf pin GND \u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03b3\u03b5\u03af\u03c9\u03c3\u03b7 (GND) \u03c4\u03bf\u03c5 Arduino.<\/li>\n<li>\u03a4\u03bf pin DIN (Data in) \u03c4\u03bf \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ac pins \u03c4\u03bf\u03c5 Arduino. \u03a3\u03c4\u03bf \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03c4\u03bf \u03c3\u03c5\u03bd\u03b4\u03ad\u03c9 \u03c3\u03c4\u03bf pin 12.<\/li>\n<li>\u03a4\u03bf pin CS (<a href=\"https:\/\/en.wikipedia.org\/wiki\/Chip_select\" target=\"_blank\" rel=\"noopener\">Chip select<\/a>), \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03c7\u03c1\u03ae\u03c3\u03b9\u03bc\u03bf \u03cc\u03c4\u03b1\u03bd \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2, \u03c4\u03bf \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ac pins \u03c4\u03bf\u03c5 Arduino. \u03a3\u03c4\u03bf \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03c4\u03bf \u03c3\u03c5\u03bd\u03b4\u03ad\u03c9 \u03c3\u03c4\u03bf pin 11.<\/li>\n<li>\u03a4\u03bf pin CLK (<a href=\"https:\/\/en.wikipedia.org\/wiki\/Clock_signal\" target=\"_blank\" rel=\"noopener\">Clock Signal<\/a>), \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c9\u03c2 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03cc\u03c2 \u03bc\u03b5\u03c4\u03c1\u03bf\u03bd\u03cc\u03bc\u03bf\u03c2, \u03c4\u03bf \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ac pins \u03c4\u03bf\u03c5 Arduino. \u03a3\u03c4\u03bf \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03c4\u03bf \u03c3\u03c5\u03bd\u03b4\u03ad\u03c9 \u03c3\u03c4\u03bf pin 10.<\/li>\n<\/ul>\n<figure id=\"attachment_2936\" aria-describedby=\"caption-attachment-2936\" style=\"width: 660px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-\u03bc\u03af\u03b1-\u03bf\u03b8\u03cc\u03bd\u03b7_bb.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2936 size-large\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-\u03bc\u03af\u03b1-\u03bf\u03b8\u03cc\u03bd\u03b7_bb-1024x665.png\" alt=\"\" width=\"660\" height=\"429\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-\u03bc\u03af\u03b1-\u03bf\u03b8\u03cc\u03bd\u03b7_bb-1024x665.png 1024w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-\u03bc\u03af\u03b1-\u03bf\u03b8\u03cc\u03bd\u03b7_bb-300x195.png 300w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-\u03bc\u03af\u03b1-\u03bf\u03b8\u03cc\u03bd\u03b7_bb-768x499.png 768w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-\u03bc\u03af\u03b1-\u03bf\u03b8\u03cc\u03bd\u03b7_bb.png 1431w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2936\" class=\"wp-caption-text\">\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03bc\u03b9\u03b1\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 Dot Matrix MAX7219 \u03bc\u03b5 \u03c4\u03bf Arduino<\/figcaption><\/figure>\n<h3>\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7\u03c2<\/h3>\n<p>\u0393\u03b9\u03b1 \u03c4\u03bf\u03bd \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c4\u03b7\u03c2 Dot Matrix \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03bf\u03b4\u03b7\u03b3\u03cc MAX7219 \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03b4\u03b9\u03b1\u03b8\u03ad\u03c3\u03b9\u03bc\u03b5\u03c2 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ad\u03c2 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b5\u03c2, \u03c4\u03b9\u03c2 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03bf Arduino IDE. \u0388\u03bd\u03b1 \u03ac\u03c1\u03b8\u03c1\u03bf \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bd\u03bf\u03c8\u03af\u03b6\u03b5\u03b9 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03b2\u03ac\u03c3\u03b5\u03c4\u03b5 \u03c3\u03c4\u03bf <a href=\"https:\/\/playground.arduino.cc\/Main\/LEDMatrix\" target=\"_blank\" rel=\"noopener\">Arduino Playground<\/a>. \u0397 \u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b9\u03ba\u03ae \u03bc\u03bf\u03c5 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7 \u03b1\u03c0\u03bb\u03ce\u03bd pixel \u03ba\u03b1\u03b9 \u03b5\u03b9\u03ba\u03cc\u03bd\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 max7219 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd Riyas (\u03bc\u03b9\u03ba\u03c1\u03cc \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03b7\u03c4\u03cc \u03c3\u03b5\u03c4 \u03b5\u03bd\u03c4\u03bf\u03bb\u03ce\u03bd), \u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b5\u03b2\u03ac\u03c3\u03b5\u03c4\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf <a href=\"https:\/\/github.com\/riyas-org\/max7219\" target=\"_blank\" rel=\"noopener\">GitHub<\/a>.<\/p>\n<p>\u0393\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03b5\u03c4\u03b5 \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03b7\u03bd \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b7 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 \u03c3\u03c4\u03bf Arduino IDE \u03c3\u03b1\u03c2, \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03bf\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b1\u03bd\u03b1\u03bb\u03c5\u03c4\u03b9\u03ba\u03cc \u03bf\u03b4\u03b7\u03b3\u03cc:<\/p>\n<figure id=\"attachment_2940\" aria-describedby=\"caption-attachment-2940\" style=\"width: 990px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2940\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_1.png\" alt=\"\" width=\"990\" height=\"669\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_1.png 990w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_1-300x203.png 300w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_1-768x519.png 768w\" sizes=\"auto, (max-width: 990px) 100vw, 990px\" \/><\/a><figcaption id=\"caption-attachment-2940\" class=\"wp-caption-text\">\u0392\u03ae\u03bc\u03b1 1\u03bf: \u0391\u03c0\u03cc \u03c4\u03b7\u03bd \u03c3\u03b5\u03bb\u03af\u03b4\u03b1 \u03c3\u03c4\u03bf <a href=\"https:\/\/github.com\/riyas-org\/max7219\" target=\"_blank\" rel=\"noopener\">GitHub<\/a> \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03ba\u03bb\u03b9\u03ba \u03c3\u03c4\u03bf Clone\/Download<\/figcaption><\/figure>\n<figure id=\"attachment_2941\" aria-describedby=\"caption-attachment-2941\" style=\"width: 978px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2941\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2.png\" alt=\"\" width=\"978\" height=\"618\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2.png 978w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2-300x190.png 300w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2-768x485.png 768w\" sizes=\"auto, (max-width: 978px) 100vw, 978px\" \/><\/a><figcaption id=\"caption-attachment-2941\" class=\"wp-caption-text\">\u0392\u03ae\u03bc\u03b1 2\u03bf: \u0395\u03c0\u03b9\u03bb\u03ad\u03b3\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b5\u03b2\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 \u03c3\u03b5 \u03bc\u03bf\u03c1\u03c6\u03ae Zip<\/figcaption><\/figure>\n<figure id=\"attachment_2942\" aria-describedby=\"caption-attachment-2942\" style=\"width: 846px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2942\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_1.png\" alt=\"\" width=\"846\" height=\"301\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_1.png 846w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_1-300x107.png 300w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_1-768x273.png 768w\" sizes=\"auto, (max-width: 846px) 100vw, 846px\" \/><\/a><figcaption id=\"caption-attachment-2942\" class=\"wp-caption-text\">\u0392\u03ae\u03bc\u03b1 3\u03bf: \u0391\u03bd\u03bf\u03af\u03b3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03c3\u03c5\u03bc\u03c0\u03b9\u03b5\u03c3\u03bc\u03ad\u03bd\u03bf \u03b1\u03c1\u03c7\u03b5\u03af\u03bf \u03bc\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf \u03c0\u03c1\u03cc\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf 7zip<\/figcaption><\/figure>\n<figure id=\"attachment_2943\" aria-describedby=\"caption-attachment-2943\" style=\"width: 423px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2943\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_2.png\" alt=\"\" width=\"423\" height=\"362\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_2.png 423w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_2-300x257.png 300w\" sizes=\"auto, (max-width: 423px) 100vw, 423px\" \/><\/a><figcaption id=\"caption-attachment-2943\" class=\"wp-caption-text\">\u0392\u03ae\u03bc\u03b1 4\u03bf: \u0391\u03c0\u03bf\u03c3\u03c5\u03bc\u03c0\u03b9\u03ad\u03b6\u03bf\u03c5\u03bc\u03b5 \u03bc\u03cc\u03bd\u03bf \u03c4\u03bf\u03bd \u03c6\u03ac\u03ba\u03b5\u03bb\u03bf MaxMatrix, \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03b5\u03b9 \u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7\u03c2<\/figcaption><\/figure>\n<figure id=\"attachment_2944\" aria-describedby=\"caption-attachment-2944\" style=\"width: 777px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2944\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_3.png\" alt=\"\" width=\"777\" height=\"305\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_3.png 777w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_3-300x118.png 300w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_2_3-768x301.png 768w\" sizes=\"auto, (max-width: 777px) 100vw, 777px\" \/><\/a><figcaption id=\"caption-attachment-2944\" class=\"wp-caption-text\">\u0392\u03ae\u03bc\u03b1 5\u03bf: \u03a3\u03c5\u03bc\u03c0\u03b9\u03ad\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03c6\u03ac\u03ba\u03b5\u03bb\u03bf MaxMatrix \u03c3\u03b5 \u03bc\u03bf\u03c1\u03c6\u03ae zip<\/figcaption><\/figure>\n<figure id=\"attachment_2945\" aria-describedby=\"caption-attachment-2945\" style=\"width: 754px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2945\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_3.png\" alt=\"\" width=\"754\" height=\"419\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_3.png 754w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_3-300x167.png 300w\" sizes=\"auto, (max-width: 754px) 100vw, 754px\" \/><\/a><figcaption id=\"caption-attachment-2945\" class=\"wp-caption-text\">\u0392\u03ae\u03bc\u03b1 6\u03bf: \u0391\u03c0\u03cc \u03c4\u03bf Arduino IDE \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03bf\u03c5\u03bc\u03b5 \u03a3\u03c7\u03ad\u03b4\u03b9\u03bf &#8211;&gt; \u03a3\u03c5\u03bc\u03c0\u03b5\u03c1\u03af\u03bb\u03b7\u03c8\u03b7 \u0392\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7\u03c2 &#8211;&gt; \u03a0\u03c1\u03bf\u03c3\u03b8\u03ae\u03ba\u03b7 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7\u03c2 ZIP \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03b6\u03b7\u03c4\u03bf\u03cd\u03bc\u03b5 \u03c4\u03bf \u03b1\u03c1\u03c7\u03b5\u03af\u03bf MaxMatrix.zip<\/figcaption><\/figure>\n<figure id=\"attachment_2946\" aria-describedby=\"caption-attachment-2946\" style=\"width: 662px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_4.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2946\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_4.png\" alt=\"\" width=\"662\" height=\"867\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_4.png 662w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_4-229x300.png 229w\" sizes=\"auto, (max-width: 662px) 100vw, 662px\" \/><\/a><figcaption id=\"caption-attachment-2946\" class=\"wp-caption-text\">\u0391\u03bd \u03cc\u03bb\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03ac\u03b5\u03b9 \u03ba\u03b1\u03bb\u03ac \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c0\u03bb\u03ad\u03bf\u03bd \u03c3\u03c4\u03bf \u03bc\u03b5\u03bd\u03bf\u03cd \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03af\u03bb\u03b7\u03c8\u03b7\u03c2 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7\u03c2 \u03bd\u03b1 \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae MaxMatrix<\/figcaption><\/figure>\n<h3>\u03a0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 MaxMatrix<\/h3>\n<p>\u039f\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b1\u03c2 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03c1\u03b9\u03bd \u03be\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03b1\u03bd\u03ac\u03b2\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b1 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b1 led \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9:<\/p>\n<ul>\n<li>\u03bd\u03b1 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03bb\u03ac\u03b2\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 MaxMatrix \u03c3\u03c4\u03bf \u03c0\u03c1\u03cc\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03bc\u03b1\u03c2,<\/li>\n<li>\u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03bf \u03c4\u03b7\u03c2 \u03ba\u03bb\u03ac\u03c3\u03b7\u03c2 MaxMatrix \u03c0\u03b5\u03c1\u03bd\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5\u03c2 \u03c4\u03b1 pin \u03c3\u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03b5\u03b9 \u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7 \u03bc\u03b5 \u03c4\u03bf Arduino, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03c9\u03bd \u03bf\u03b8\u03bf\u03bd\u03ce\u03bd \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5,<\/li>\n<li>\u03bd\u03b1 \u03b1\u03c1\u03c7\u03b9\u03ba\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03bf \u03c3\u03c4\u03bf Setup \u03ba\u03b1\u03b9<\/li>\n<li>\u03bd\u03b1 \u03bf\u03c1\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03c6\u03c9\u03c4\u03b5\u03b9\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd led.<\/li>\n<\/ul>\n<p><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_5-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2951 size-full\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_5-1.png\" alt=\"\" width=\"719\" height=\"271\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_5-1.png 719w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_5-1-300x113.png 300w\" sizes=\"auto, (max-width: 719px) 100vw, 719px\" \/><\/a><\/p>\n<p>\u0391\u03c6\u03bf\u03cd \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03ba\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03b4\u03b7\u03bb\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf \u03c0\u03c1\u03cc\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03bc\u03b1\u03c2, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03c0\u03bb\u03ad\u03bf\u03bd \u03bd\u03b1 \u03b1\u03bd\u03ac\u03b2\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c3\u03b2\u03ae\u03bd\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5\u03bc\u03bf\u03bd\u03c9\u03bc\u03ad\u03bd\u03b1 led \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <strong>setDot(x,y,state)<\/strong> \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 3 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5\u03c2: \u03c4\u03b7\u03bd \u03b8\u03ad\u03c3\u03b7 x, \u03c4\u03b7\u03bd \u03b8\u03ad\u03c3\u03b7 y \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 led (true = \u03b1\u03bd\u03b1\u03bc\u03bc\u03ad\u03bd\u03bf, false = \u03c3\u03b2\u03b7\u03c3\u03c4\u03cc).<\/p>\n<figure id=\"attachment_2950\" aria-describedby=\"caption-attachment-2950\" style=\"width: 574px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g930.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2950 size-full\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g930.png\" alt=\"\" width=\"574\" height=\"704\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g930.png 574w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g930-245x300.png 245w\" sizes=\"auto, (max-width: 574px) 100vw, 574px\" \/><\/a><figcaption id=\"caption-attachment-2950\" class=\"wp-caption-text\">\u03a4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7\u03c2 <strong>matrix.setDot(1,4,true);<\/strong><\/figcaption><\/figure>\n<p>\u039c\u03b5 \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03b1\u03c5\u03c4\u03cc \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 &#8220;\u03b6\u03c9\u03b3\u03c1\u03b1\u03c6\u03af\u03c3\u03bf\u03c5\u03bc\u03b5&#8221; \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7 Dot Matrix \u03bc\u03b9\u03b1 \u03c7\u03b1\u03bc\u03bf\u03b3\u03b5\u03bb\u03b1\u03c3\u03c4\u03ae \u03c6\u03b1\u03c4\u03c3\u03bf\u03cd\u03bb\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03ba\u03ce\u03b4\u03b9\u03ba\u03b1<br \/>\n<iframe style=\"height: 510px; width: 100%; margin: 10px 0;\" src=\"https:\/\/create.arduino.cc\/editor\/ioarvanit\/c5f48a40-d856-423d-a7ba-c4d5a5466e38\/preview?embed\" frameborder=\"0\"><\/iframe><\/p>\n<figure id=\"attachment_2954\" aria-describedby=\"caption-attachment-2954\" style=\"width: 409px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g972.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2954\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g972.png\" alt=\"\" width=\"409\" height=\"655\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g972.png 409w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/g972-187x300.png 187w\" sizes=\"auto, (max-width: 409px) 100vw, 409px\" \/><\/a><figcaption id=\"caption-attachment-2954\" class=\"wp-caption-text\">\u0396\u03c9\u03b3\u03c1\u03b1\u03c6\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03bc\u03b9\u03b1 \u03c7\u03b1\u03bc\u03bf\u03b3\u03b5\u03bb\u03b1\u03c3\u03c4\u03ae \u03c6\u03b1\u03c4\u03c3\u03bf\u03cd\u03bb\u03b1 \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7.<\/figcaption><\/figure>\n<p>\u03a6\u03c5\u03c3\u03b9\u03ba\u03ac \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b5\u03ba\u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03b5\u03c5\u03c4\u03bf\u03cd\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03bf\u03b9 \u03b4\u03bf\u03bc\u03ad\u03c2 \u03b5\u03c0\u03b1\u03bd\u03ac\u03bb\u03b7\u03c8\u03b7\u03c2 \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ba\u03b1\u03b9 \u03b7 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <strong>loop()<\/strong> \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03cc\u03bc\u03bf\u03c1\u03c6\u03b1 animation.<\/p>\n<p><iframe style=\"height: 510px; width: 100%; margin: 10px 0;\" src=\"https:\/\/create.arduino.cc\/editor\/ioarvanit\/cb086cb9-a8b8-47d9-b74d-e8b41847f7b2\/preview?embed\" frameborder=\"0\"><\/iframe><\/p>\n<p><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/ezgif.com-optimize.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2957\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/ezgif.com-optimize.gif\" alt=\"\" width=\"600\" height=\"338\"><\/a>\u03a4\u03bf Animation \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03ba\u03ce\u03b4\u03b9\u03ba\u03b1&nbsp;<\/p>\n<p>\u0395\u03ba\u03c4\u03cc\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <strong>setDot(x,y,state)<\/strong>, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03bc\u03b1\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 (\u03c6\u03c9\u03c4\u03b5\u03b9\u03bd\u03cc\/\u03c3\u03b2\u03b7\u03c3\u03c4\u03cc) \u03b3\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 led \u03c4\u03b7\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2, \u03b7 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 MaxMatrix \u03bc\u03b1\u03c2 \u03b4\u03af\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c0\u03af\u03bd\u03b1\u03ba\u03b5\u03c2 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03ae\u03c1\u03c9\u03bd \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03c4\u03c5\u03c0\u03ce\u03bd\u03bf\u03c5\u03bd \u03cc\u03bb\u03b7 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <strong>writeSprite(x,y,spriteArray)<\/strong>.<iframe style=\"height: 510px; width: 100%; margin: 10px 0;\" src=\"https:\/\/create.arduino.cc\/editor\/ioarvanit\/5adf7da8-1c8f-4616-800c-87e88fbbd9e2\/preview?embed\" frameborder=\"0\"><\/iframe><\/p>\n<p>\u0397 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <strong>writeSprite(x,y,spriteArray)<\/strong> \u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 3 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5\u03c2: \u03c4\u03b7\u03bd \u03b8\u03ad\u03c3\u03b7 x \u03ba\u03b1\u03b9 y \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03b8\u03b1 \u03b1\u03c1\u03c7\u03af\u03c3\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf sprite \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1\u03bd \u03c0\u03af\u03bd\u03b1\u03ba\u03b1 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03ae\u03c1\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03c9\u03bd led \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7. \u03a4\u03b1 0 \u03ba\u03b1\u03b9 1 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c0\u03af\u03bd\u03b1\u03ba\u03b5\u03c2 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03ae\u03c1\u03c9\u03bd \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03af\u03b6\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03ac\u03b8\u03b5 led \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7 (0=\u03c3\u03b2\u03b7\u03c3\u03c4\u03cc, 1=\u03c6\u03c9\u03c4\u03b5\u03b9\u03bd\u03cc).<\/p>\n<figure id=\"attachment_2963\" aria-describedby=\"caption-attachment-2963\" style=\"width: 600px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/ezgif.com-optimize2.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2963\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/ezgif.com-optimize2.gif\" alt=\"\" width=\"600\" height=\"338\"><\/a><figcaption id=\"caption-attachment-2963\" class=\"wp-caption-text\">\u039c\u03b5 \u03c4\u03bf \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03c0\u03c1\u03cc\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 writeSprite, \u03b5\u03bd\u03b1\u03bb\u03bb\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b4\u03c5\u03bf \u03b5\u03b9\u03ba\u03cc\u03bd\u03b5\u03c2 \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7<\/figcaption><\/figure>\n<h3>\u03a3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 \u03bc\u03b1\u03b6\u03af<\/h3>\n<p>\u0397 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03b5\u03c5\u03ba\u03bf\u03bb\u03af\u03b1 \u03c0\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03b7 \u03c5\u03bb\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 Led Dot Matrix \u03bc\u03b5 \u03c4\u03bf\u03bd \u03bf\u03b4\u03b7\u03b3\u03cc MAX7219, \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03bd\u03b4\u03ad\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5 \u03b1\u03c0\u03bb\u03cc \u03c4\u03c1\u03cc\u03c0\u03bf \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2, \u03c7\u03c9\u03c1\u03af\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bd\u03ad\u03b1 \u03ba\u03b1\u03bb\u03ce\u03b4\u03b9\u03b1 \u03c3\u03c4\u03bf Arduino. \u0397 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7 \u03ba\u03ac\u03b8\u03b5 \u03bd\u03ad\u03b1\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03b7 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03c0\u03bf\u03c5 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1.<\/p>\n<figure id=\"attachment_2970\" aria-describedby=\"caption-attachment-2970\" style=\"width: 660px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-4-\u03bf\u03b8\u03cc\u03bd\u03b5\u03c2_bb.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-2970\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-4-\u03bf\u03b8\u03cc\u03bd\u03b5\u03c2_bb-1024x348.png\" alt=\"\" width=\"660\" height=\"224\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-4-\u03bf\u03b8\u03cc\u03bd\u03b5\u03c2_bb-1024x348.png 1024w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-4-\u03bf\u03b8\u03cc\u03bd\u03b5\u03c2_bb-300x102.png 300w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7-\u03bc\u03b5-4-\u03bf\u03b8\u03cc\u03bd\u03b5\u03c2_bb-768x261.png 768w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><figcaption id=\"caption-attachment-2970\" class=\"wp-caption-text\">\u03a3\u03c5\u03bd\u03b4\u03ad\u03bf\u03bd\u03c4\u03b1\u03c2 4 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 Led Dot Matrix \u03c3\u03c4\u03b7\u03bd \u03c3\u03b5\u03b9\u03c1\u03ac \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c6\u03c4\u03b9\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03bf\u03b8\u03cc\u03bd\u03b7 32&#215;8 pixels.<\/figcaption><\/figure>\n<p>\u03a3\u03b5 \u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf, \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 MaxMatrix \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b1\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03c0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1, \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03ad\u03be\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03b4\u03b7\u03bb\u03ce\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03c9\u03bd \u03bf\u03b8\u03bf\u03bd\u03ce\u03bd.<\/p>\n<figure id=\"attachment_2972\" aria-describedby=\"caption-attachment-2972\" style=\"width: 512px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_6.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2972\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_6.png\" alt=\"\" width=\"512\" height=\"129\" srcset=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_6.png 512w, http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/Screenshot_6-300x76.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/a><figcaption id=\"caption-attachment-2972\" class=\"wp-caption-text\">\u0391\u03bb\u03bb\u03ac\u03b6\u03c9 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03c9\u03bd \u03bf\u03b8\u03bf\u03bd\u03ce\u03bd \u03b1\u03c0\u03cc 1 \u03c3\u03b5 4<\/figcaption><\/figure>\n<p>\u0391\u03bd \u03b4\u03b5\u03bd \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7\u03bd \u03b1\u03bb\u03bb\u03b1\u03b3\u03ae \u03ba\u03b1\u03b9 \u03b1\u03c6\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03c4\u03c9\u03bd Led Displays \u03c3\u03b5 1, \u03c4\u03cc\u03c4\u03b5 \u03cc\u03bb\u03b5\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b8\u03b1 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03c5\u03bd \u03c4\u03bf \u03af\u03b4\u03b9\u03bf \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 animation. \u0391\u03bd \u03cc\u03bc\u03c9\u03c2 \u03b8\u03ad\u03bb\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03bf\u03c5\u03bd \u03c9\u03c2 \u03bc\u03b9\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03bf\u03b8\u03cc\u03bd\u03b7 \u03bc\u03b5 \u03c0\u03bb\u03ac\u03c4\u03bf\u03c2 4&#215;8 = 32 pixel, \u03c4\u03cc\u03c4\u03b5 \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b4\u03b7\u03bb\u03ce\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc 4 \u03c3\u03c4\u03b7\u03bd \u03bc\u03b5\u03c4\u03b1\u03b2\u03bb\u03b7\u03c4\u03ae \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03b5\u03b9.<\/p>\n<p>\u0391\u03c0\u03cc \u03c4\u03b7\u03bd \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bb\u03ad\u03bf\u03bd 32 pixel \u03c0\u03bb\u03ac\u03c4\u03bf\u03c2 \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7 \u03bc\u03b1\u03c2, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c4\u03b1 \u03b5\u03ba\u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03b5\u03c5\u03c4\u03bf\u03cd\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 animation \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b8\u03b1 \u03bc\u03b5\u03c4\u03b1\u03ba\u03b9\u03bd\u03bf\u03cd\u03bd \u03b5\u03b9\u03ba\u03cc\u03bd\u03b5\u03c2 \u03b4\u03b5\u03be\u03b9\u03ac &#8211; \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac. \u0397 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b8\u03ae\u03ba\u03b7 MaxMatrix \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03b4\u03cd\u03bf \u03c3\u03c5\u03bd\u03b1\u03c1\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03b4\u03b9\u03b5\u03c5\u03ba\u03bf\u03bb\u03cd\u03bd\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u03b4\u03bf\u03c5\u03bb\u03b5\u03b9\u03ac \u03b1\u03c5\u03c4\u03ae, \u03c4\u03b7\u03bd <strong>shiftRight()<\/strong> \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd <strong>shiftLeft()<\/strong>.<\/p>\n<p>\u0388\u03c4\u03c3\u03b9 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b1\u03bd\u03ac\u03c8\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1 led \u03c4\u03b7\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2, \u03ae \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 <strong>writeSprite(x, y, spriteArray)<\/strong> \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c4\u03c5\u03c0\u03ce\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03ac \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b1\u03c1\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 <strong>shiftRight()<\/strong> \u03ba\u03b1\u03b9 <strong>shiftLeft()<\/strong> \u03bd\u03b1 \u03bc\u03b5\u03c4\u03b1\u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03bf\u03c4\u03c5\u03c0\u03ce\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03b4\u03b5\u03be\u03b9\u03ac &#8211; \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac.<\/p>\n<p><iframe style=\"height: 510px; width: 100%; margin: 10px 0;\" src=\"https:\/\/create.arduino.cc\/editor\/ioarvanit\/4b61ca1a-aed7-4742-91a1-30dca53232b9\/preview?embed\" frameborder=\"0\"><\/iframe><\/p>\n<figure id=\"attachment_2974\" aria-describedby=\"caption-attachment-2974\" style=\"width: 600px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/ezgif.com-optimize3.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2974\" src=\"http:\/\/ioarvanit.gr\/wp-content\/uploads\/2018\/08\/ezgif.com-optimize3.gif\" alt=\"\" width=\"600\" height=\"338\"><\/a><figcaption id=\"caption-attachment-2974\" class=\"wp-caption-text\">\u03a4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03c0\u03c1\u03bf\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03bf\u03c2: \u03a4\u03bf \u03b4\u03b5\u03be\u03af \u03b2\u03ad\u03bb\u03bf\u03c2 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac \u03ba\u03b1\u03b9 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03b4\u03b5\u03be\u03b9\u03ac \u03bc\u03ad\u03c7\u03c1\u03b9 \u03bd\u03b1 \u03b2\u03b3\u03b5\u03b9 \u03b1\u03c0\u03cc \u03cc\u03bb\u03b5\u03c2 \u03c4\u03b9\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2. \u03a4\u03bf \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03cc \u03b2\u03ad\u03bb\u03bf\u03c2 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b4\u03b5\u03be\u03b9\u03ac \u03ba\u03b1\u03b9 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac \u03bc\u03ad\u03c7\u03c1\u03b9 \u03bd\u03b1 \u03b2\u03b3\u03b5\u03b9 \u03b1\u03c0\u03cc \u03cc\u03bb\u03b5\u03c2 \u03c4\u03b9\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2.<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u03a6\u03c4\u03b9\u03ac\u03c7\u03bd\u03bf\u03c5\u03bc\u03b5 \u03bb\u03bf\u03b9\u03c0\u03cc\u03bd \u03ad\u03bd\u03b1 project \u03bc\u03b5 \u03c4\u03bf Arduino \u03ba\u03b1\u03b9 \u03b8\u03ad\u03bb\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03bf\u03b8\u03cc\u03bd\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2. \u03a5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c0\u03bb\u03b7\u03b8\u03ce\u03c1\u03b1 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ce\u03bd \u03b1\u03c0\u03cc \u03bf\u03b8\u03cc\u03bd\u03b5\u03c2 TFT, LCD, OLED, e-Paper, Touch, \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b5\u03c2 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03c7\u03c1\u03ce\u03bc\u03b1\u03c4\u03b1. \u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03b2\u03ac\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03c0\u03bf\u03bb\u03cd \u03ba\u03b1\u03bb\u03cc \u03ac\u03c1\u03b8\u03c1\u03bf \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc \u03bc\u03b5 \u03c4\u03bf \u03b8\u03ad\u03bc\u03b1 \u03b1\u03c5\u03c4\u03cc \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ae\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03cc \u03b2\u03af\u03bd\u03c4\u03b5\u03bf \u03c3\u03c4\u03bf Educ8s.tv. \u0391\u03c0\u03cc \u03c4\u03b7\u03bd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2980,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[64],"tags":[44],"class_list":["post-2928","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials","tag-arduino","has-thumbnail"],"translation":{"provider":"WPGlobus","version":"3.0.0","language":"en","enabled_languages":["el","en"],"languages":{"el":{"title":true,"content":true,"excerpt":false},"en":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/posts\/2928","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/comments?post=2928"}],"version-history":[{"count":31,"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/posts\/2928\/revisions"}],"predecessor-version":[{"id":3102,"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/posts\/2928\/revisions\/3102"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/media\/2980"}],"wp:attachment":[{"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/media?parent=2928"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/categories?post=2928"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ioarvanit.gr\/en\/wp-json\/wp\/v2\/tags?post=2928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}