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WebServerMDNS.ino
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WebServerMDNS.ino
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#include "NativeEthernet.h"
uint8_t mac[6];
void teensyMAC(uint8_t *mac) {
for(uint8_t by=0; by<2; by++) mac[by]=(HW_OCOTP_MAC1 >> ((1-by)*8)) & 0xFF;
for(uint8_t by=0; by<4; by++) mac[by+2]=(HW_OCOTP_MAC0 >> ((3-by)*8)) & 0xFF;
Serial.printf("MAC: %02x:%02x:%02x:%02x:%02x:%02x\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
}
EthernetServer server(443, true); //Uncomment for TLS
//EthernetServer server(80);
void setup() {;
// put your setup code here, to run once:
teensyMAC(mac);
Ethernet.begin(mac);
MDNS.begin("Teensy41", 2); //.local Domain name and number of services
// MDNS.setServiceName("Teensy41_Service_Name"); //Uncomment to change service name
MDNS.addService("_https._tcp", 443); //Uncomment for TLS
// MDNS.addService("_http._tcp", 80);
server.begin();
Serial.print("IP address: ");
Serial.println(Ethernet.localIP());
Serial.send_now();
}
void loop() {
// listen for incoming clients
EthernetClient client = server.available();
if (client) {
Serial.println("new client");
// an http request ends with a blank line
boolean currentLineIsBlank = true;
while (client.connected()) {
if (client.available()) {
char c = client.read();
Serial.write(c);
// if you've gotten to the end of the line (received a newline
// character) and the line is blank, the http request has ended,
// so you can send a reply
if (c == '\n' && currentLineIsBlank) {
// send a standard http response header
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println("Connection: close"); // the connection will be closed after completion of the response
client.println("Refresh: 5"); // refresh the page automatically every 5 sec
client.println();
client.println("<!DOCTYPE HTML>");
client.println("<html>");
// output the value of each analog input pin
for (int analogChannel = 0; analogChannel < 6; analogChannel++) {
int sensorReading = analogRead(analogChannel);
client.print("analog input ");
client.print(analogChannel);
client.print(" is ");
client.print(sensorReading);
client.println("<br />");
}
client.println("</html>");
client.close(); //If "Connection: close" make sure to close after printing and before stop to avoid harsh reset
break;
}
if (c == '\n') {
// you're starting a new line
currentLineIsBlank = true;
} else if (c != '\r') {
// you've gotten a character on the current line
currentLineIsBlank = false;
}
}
}
// give the web browser time to receive the data
delay(1);
// close the connection:
client.stop();
Serial.println("client disconnected");
}
}