// Small Arduino Webserver // by Andreas Cahen // // Used libraries and examples: // // Arduino Ethershield, server.pde // TextString Library, WString.h // Blinkm Library, BlinkMfuncs.h #include #include #include #include #define maxLength 25 #define blinkm_addr 0x00 byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; byte ip[] = { 192, 168, 1, 177 }; String inString = String(maxLength); int val; int r; int g; int b; Server server(80); void setup() { Ethernet.begin(mac, ip); server.begin(); BlinkM_beginWithPower(); BlinkM_stopScript( blinkm_addr ); } void loop() { Client client = server.available(); if (client) { boolean current_line_is_blank = true; while (client.connected()) { if (client.available()) { char c = client.read(); if (inString.length() < maxLength) { inString.append(c); } if (c == '\n' && current_line_is_blank) { if (inString.contains("?")) { int Pos_r = inString.indexOf("r"); int Pos_g = inString.indexOf("g"); int Pos_b = inString.indexOf("b"); int End = inString.indexOf("H"); r = atoi(inString.substring((Pos_r+2), (Pos_g-1))); g = atoi(inString.substring((Pos_g+2), (Pos_b-1))); b = atoi(inString.substring((Pos_b+2), (End-1))); BlinkM_fadeToRGB( blinkm_addr, r, g, b ); } client.println("HTTP/1.1 200 OK"); client.println("Content-Type: text/html"); client.println(); client.println(""); client.println("

blinkm & ethershield colorpicker

"); client.println(""); break; } if (c == '\n') { current_line_is_blank = true; } else if (c != '\r') { current_line_is_blank = false; } } } delay(1); inString = ""; client.stop(); } }