114 lines
3.0 KiB
C++
114 lines
3.0 KiB
C++
#include <ESP8266WiFi.h>
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#include <PubSubClient.h>
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const char* SSID = "smartroom";
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const char* PSK = "smarthome";
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const char* MQTT_BROKER = "192.168.252.1";
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WiFiClient espClient;
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PubSubClient client(espClient);
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// defines pins numbers
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int ledPin = D1; // LED on Pin 1 of ESP
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int pirPin1 = D0; // Input for HC-SR501 #1
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int pirPin2 = D2; // Input for HC-SR501 #2
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int pirValueNeu1; // Place to read PIR Value
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int pirValueAlt1 = 0; //Place to store read PIR Value
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int pirAn1;
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int pirAus1;
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int pirValueNeu2; // Place to read PIR Value
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int pirValueAlt2 = 0; //Place to store read PIR Value
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int pirAn2;
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int pirAus2;
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char msg[50];
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void setup() {
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Serial.begin(115200);
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setup_wifi();
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client.setServer(MQTT_BROKER, 1883);
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pinMode(ledPin, OUTPUT);
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pinMode(pirPin1, INPUT);
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pinMode(pirPin2, INPUT);
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digitalWrite(ledPin, LOW);
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}
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void setup_wifi() {
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delay(10);
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Serial.println();
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Serial.print("Connecting to ");
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Serial.println(SSID);
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WiFi.mode(WIFI_STA);
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WiFi.begin(SSID, PSK);
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(".");
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}
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Serial.println("");
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Serial.println("WiFi connected");
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Serial.println("IP address: ");
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Serial.println(WiFi.localIP());
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}
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void reconnect() {
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while (!client.connected()) {
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Serial.print("Reconnecting...");
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if (!client.connect("ESP8266Client")) {
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Serial.print("failed, rc=");
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Serial.print(client.state());
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Serial.println(" retrying in 5 seconds");
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delay(5000);
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}
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}
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}
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void loop() {
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if (!client.connected()) {
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reconnect();
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}
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client.loop();
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pirValueNeu1 = digitalRead(pirPin1);
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pirValueNeu2 = digitalRead(pirPin2);
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digitalWrite(ledPin, (pirValueNeu1 | pirValueNeu2));
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pirAn1 = ((pirValueNeu1 == 1) && (pirValueAlt1 == 0));
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pirAn2 = ((pirValueNeu2 == 1) && (pirValueAlt2 == 0));
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pirAus1 = ((pirValueNeu1 == 0) && (pirValueAlt1 == 1));
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pirAus2 = ((pirValueNeu2 == 0) && (pirValueAlt2 == 1));
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if (pirAn1) {
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Serial.println("Steigende Flanke von PIR1");
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snprintf (msg, 50, "%c%c", 49, 48); //Codierung PIR1 steigende Flanke: 10
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Serial.print("Publish Motion: ");
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Serial.println(msg);
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client.publish("/gso/bb/104/Pir/1", msg);
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}
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if (pirAn2) {
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Serial.println("Steigende Flanke von PIR2");
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snprintf (msg, 50, "%c%c", 49, 49); //Codierung PIR2 steigende Flanke: 11
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Serial.print("Publish Motion: ");
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Serial.println(msg);
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client.publish("/gso/bb/104/Pir/2", msg);
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}
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if (pirAus1) {
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Serial.println("Fallende Flanke von PIR1");
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snprintf (msg, 50, "%c%c", 48, 48); //Codierung PIR1 fallende Flanke: 00
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Serial.print("Publish Motion: ");
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Serial.println(msg);
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client.publish("/gso/bb/104/Pir/1", msg);
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}
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if (pirAus2) {
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Serial.println("Fallende Flanke von PIR2");
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snprintf (msg, 50, "%c%c", 48, 49); //Codierung PIR2 fallende Flanke: 01
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Serial.print("Publish Motion: ");
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Serial.println(msg);
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client.publish("/gso/bb/104/Pir/2", msg);
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}
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pirValueAlt1 = pirValueNeu1;
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pirValueAlt2 = pirValueNeu2;
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}
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