Dorazila z\u00e1silka z \u010c\u00edny, kter\u00e1 nejenom \u017ee obsahovala Arduino Nano na kter\u00e9 se m\u016f\u017eete t\u011b\u0161it v n\u011bkter\u00e9m z p\u0159\u00ed\u0161t\u00edch p\u0159\u00edsp\u011bvk\u016f, ale i n\u011bkolik RGB LED diod. N\u00e1sledovala tedy rychlovka, takov\u00fd pokus, p\u0159\u00edprava pro dal\u0161\u00ed miniprojekt a to bude FakeAmbilightTV.<\/p>\n
V prvn\u00edm p\u011bti vte\u0159in\u00e1ch ka\u017ed\u00e9ho loopu se postupn\u011b zm\u011bn\u00ed barva v\u0161ech barevn\u00fdch kan\u00e1l\u016f z p\u016fvodn\u00ed barvy na novou, n\u00e1hodn\u011b generovanou. Pot\u00e9 po\u010dk\u00e1me (zde vte\u0159inu, pozd\u011bji p\u0159edpokl\u00e1d\u00e1m vte\u0159in 30+) a v\u0161e se opakuje.<\/p>\n
K\u00f3d je neoptimalizovan\u00fd, ale funk\u010dn\u00ed. N\u00ed\u017ee videouk\u00e1zka.<\/p>\n
[c]
\nint red = 6;
\nint green = 5;
\nint blue = 3;
\nint randRold = 0;
\nint randGold = 0;
\nint randBold = 0;
\nboolean minusR = false;
\nboolean minusG = false;
\nboolean minusB = false;
\nfloat krokR = 0;
\nfloat krokG = 0;
\nfloat krokB = 0;
\nint jumpR = 0;
\nint jumpG = 0;
\nint jumpB = 0;
\nint rozdilR = 0;
\nint rozdilG = 0;
\nint rozdilB = 0;<\/p>\n
\/\/ the setup routine runs once when you press reset:
\nvoid setup() {
\n\/\/ declare pin 9 to be an output:
\npinMode(red, OUTPUT);
\npinMode(green, OUTPUT);
\npinMode(blue, OUTPUT);
\nSerial.begin(9600);
\n}<\/p>\n
\/\/ the loop routine runs over and over again forever:
\nvoid loop() {
\nint randRnew = random(255);
\nint randGnew = random(255);
\nint randBnew = random(255);<\/p>\n
if (randRnew > randRold){
\nrozdilR = randRnew – randRold;
\nkrokR = (float)rozdilR \/ 250;
\nminusR = false;
\n}else{
\nrozdilR = randRold – randRnew;
\nkrokR = (float)rozdilR \/ 250;
\nminusR = true;
\n}<\/p>\n
if (randGnew > randGold){
\nrozdilG = randGnew – randGold;
\nkrokG = (float)rozdilG \/ 250;
\nminusG = false;
\n}else{
\nrozdilG = randGold – randGnew;
\nkrokG = (float)rozdilG \/ 250;
\nminusG = true;
\n}<\/p>\n
if (randBnew > randBold){
\nrozdilB = randBnew – randBold;
\nkrokB = (float)rozdilB \/ 250;
\nminusB = false;
\n}else{
\nrozdilB = randBold – randBnew;
\nkrokB = (float)rozdilB \/ 250;
\nminusB = true;
\n}<\/p>\n
for (int i=1; i <= 250; i++){
\nint pridelR = krokR * i;
\nint pridelG = krokG * i;
\nint pridelB = krokB * i;
\nif (minusR == false){jumpR = randRold + pridelR;}else{jumpR = randRold – pridelR;}
\nanalogWrite(red, jumpR);
\nif (minusG == false){jumpG = randGold + pridelG;}else{jumpG = randGold – pridelG;}
\nanalogWrite(green, jumpG);
\nif (minusB == false){jumpB = randBold + pridelB;}else{jumpB = randBold – pridelB;}
\nanalogWrite(blue, jumpB);
\ndelay(20);}<\/p>\n
delay(1000);<\/p>\n
randRold = randRnew;
\nrandGold = randGnew;
\nrandBold = randBnew;
\n}[\/c]<\/p>\n
[embedyt] https:\/\/www.youtube.com\/watch?v=JF7OEAkPocU[\/embedyt]<\/p>\n","protected":false},"excerpt":{"rendered":"
Dorazila z\u00e1silka z \u010c\u00edny, kter\u00e1 nejenom \u017ee obsahovala Arduino Nano na kter\u00e9 se m\u016f\u017eete t\u011b\u0161it v n\u011bkter\u00e9m z p\u0159\u00ed\u0161t\u00edch p\u0159\u00edsp\u011bvk\u016f, ale i n\u011bkolik RGB LED diod. N\u00e1sledovala tedy rychlovka, takov\u00fd…<\/p>\n","protected":false},"author":2,"featured_media":321,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[10],"tags":[25,27,68,75,89,99],"class_list":["post-236","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino","tag-ambilight","tag-arduino","tag-led","tag-nano","tag-rgb","tag-uno"],"_links":{"self":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/posts\/236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/comments?post=236"}],"version-history":[{"count":0,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/posts\/236\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/media\/321"}],"wp:attachment":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/media?parent=236"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/categories?post=236"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/tags?post=236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}