WebLed

#include /* https://github.com/jcw/ethercard */ /* http://www.lucadentella.it/2012/08/10/enc28j60-e-arduino-7/ https://github.com/lucadentella/enc28j60_tutorial/tree/master/_7_WebLed */ #define STATIC 0 // set to 1 to disable DHCP (adjust myip/gwip values below) #if STATIC // ethernet interface ip address static byte myip[] = { 192,168,1,44 }; // gateway ip address static byte gwip[] = { 192,168,1,1 }; #endif //static byte mymac[] = {0xDD,0xDD,0xDD,0x00,0x00,0x01}; static byte mymac[] = { 0x00, 0x00, 0x6C, 0x01, 0x02, 0x03 }; byte Ethernet::buffer[700]; const int vstup = 7; const int ledPin = 2; boolean ledStatus; char* on = "ON"; char* off = "OFF"; char* statusLabel; char* buttonLabel; void setup () { Serial.begin(9600); Serial.println("WebLed Demo"); if (ether.begin(sizeof Ethernet::buffer, mymac) == 0) Serial.println( "Failed to access Ethernet controller"); #if STATIC ether.staticSetup(myip, gwip); #else if (!ether.dhcpSetup()) Serial.println("DHCP failed"); #endif ether.printIp("IP: ", ether.myip); ether.printIp("GW: ", ether.gwip); ether.printIp("DNS: ", ether.dnsip); Serial.println(); pinMode(vstup, 7); pinMode(ledPin, OUTPUT); digitalWrite(ledPin, LOW); ledStatus = false; } void loop() { word len = ether.packetReceive(); word pos = ether.packetLoop(len); int buttonState = digitalRead(vstup); //Serial.println("Input state: " + buttonState); if(pos) { if(strstr((char *)Ethernet::buffer + pos, "GET /?status=ON") != 0) { Serial.println("Received ON command"); ledStatus = true; } if(strstr((char *)Ethernet::buffer + pos, "GET /?status=OFF") != 0) { Serial.println("Received OFF command"); ledStatus = false; } if(ledStatus) { digitalWrite(ledPin, HIGH); statusLabel = on; buttonLabel = off; } else { digitalWrite(ledPin, LOW); statusLabel = off; buttonLabel = on; } Serial.println("Input state: " + buttonState); BufferFiller bfill = ether.tcpOffset(); bfill.emit_p(PSTR("HTTP/1.0 200 OK\r\n" "Content-Type: text/html\r\nPragma: no-cache\r\n\r\n" "WebLed" "LED Status: $S " "
" "" ), statusLabel, buttonLabel, buttonLabel, buttonState); ether.httpServerReply(bfill.position()); } } void showString (PGM_P s) { char c; while ((c = pgm_read_byte(s++)) != 0) Serial.print(c); }