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Added example BridgeNew
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// Possible commands are listed here:
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//
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// "digital/13" -> digitalRead(13)
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// "digital/13/1" -> digitalWrite(13, HIGH)
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// "analog/2/123" -> analogWrite(2, 123)
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// "analog/2" -> analogRead(2)
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// "mode/13/input" -> pinMode(13, INPUT)
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// "mode/13/output" -> pinMode(13, OUTPUT)
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#include <Bridge.h>
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#include <YunServer.h>
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// Listen on port 5555, the webserver on the Yun
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// will forward there all the HTTP requests for us.
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YunServer server(5555);
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void setup() {
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Serial.begin(9600);
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// Bridge startup
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pinMode(13,OUTPUT);
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digitalWrite(13, LOW);
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Bridge.begin();
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digitalWrite(13, HIGH);
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// Listen for incoming connection only from localhost
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// (no one from the external network could connect)
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server.listenOnLocalhost();
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server.begin();
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}
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void loop() {
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// Get clients coming from server
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YunClient client = server.accept();
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// There is a new client?
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if (client) {
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// Process request
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process(client);
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// Close connection and free resources.
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client.stop();
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}
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delay(50); // Poll every 50ms
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}
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void process(YunClient client) {
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// discard the first slash '/' character from the URL
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client.read();
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// read the command
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String command = client.readStringUntil('/');
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// is "digital" command?
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if (command == "digital") {
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digitalCommand(client);
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}
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// is "analog" command?
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if (command == "analog") {
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analogCommand(client);
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}
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// is "mode" command?
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if (command == "mode") {
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modeCommand(client);
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}
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}
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void digitalCommand(YunClient client) {
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int pin, value;
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// Read pin number
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pin = client.parseInt();
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// If the next character is a '/' it means we have an URL
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// with a value like: "/digital/13/1"
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if (client.read() == '/') {
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value = client.parseInt();
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digitalWrite(pin, value);
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}
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else {
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value = digitalRead(pin);
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}
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// Send feedback to client
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client.print(F("Pin D"));
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client.print(pin);
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client.print(F(" set to "));
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client.println(value);
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// Update datastore key with the current pin value
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String key = "D";
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key += pin;
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Bridge.put(key, String(value));
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}
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void analogCommand(YunClient client) {
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int pin, value;
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// Read pin number
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pin = client.parseInt();
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// If the next character is a '/' it means we have an URL
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// with a value like: "/analog/5/120"
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if (client.read() == '/') {
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// Read value and execute command
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value = client.parseInt();
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analogWrite(pin, value);
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// Send feedback to client
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client.print(F("Pin D"));
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client.print(pin);
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client.print(F(" set to analog "));
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client.println(value);
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// Update datastore key with the current pin value
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String key = "D";
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key += pin;
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Bridge.put(key, String(value));
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}
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else {
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// Read analog pin
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value = analogRead(pin);
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// Send feedback to client
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client.print(F("Pin A"));
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client.print(pin);
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client.print(F(" reads analog "));
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client.println(value);
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// Update datastore key with the current pin value
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String key = "A";
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key += pin;
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Bridge.put(key, String(value));
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}
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}
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void modeCommand(YunClient client) {
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int pin;
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// Read pin number
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pin = client.parseInt();
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// If the next character is not a '/' we have a malformed URL
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if (client.read() != '/') {
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client.println(F("error"));
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return;
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}
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String mode = client.readStringUntil('\r');
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if (mode == "input") {
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pinMode(pin, INPUT);
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// Send feedback to client
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client.print(F("Pin D"));
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client.print(pin);
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client.print(F(" configured as INPUT!"));
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return;
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}
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if (mode == "output") {
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pinMode(pin, OUTPUT);
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// Send feedback to client
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client.print(F("Pin D"));
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client.print(pin);
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client.print(F(" configured as OUTPUT!"));
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return;
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}
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client.print(F("error: invalid mode "));
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client.print(mode);
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}
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