Option Impulse_pro_kWh hinzugefügt, Issue #1

wlan_energie_thingspeak/wlan_energie_thingspeak.ino

 // https://tttapa.github.io/ESP8266/Chap13%20-%20OTA.html
 
 // ESP32 oder ESP8266?
-#define ESP32
+#define ESP8266
 
 // Boardverwaltung:
-// ESP8266: NodeMCU 1.0 (ESP-12E Module)
-// ESP32:   NodeMCU-32S
+// ESP8266: NodeMCU 1.0 (ESP-12E Module)  // http://arduino.esp8266.com/stable/package_esp8266com_index.json
+// ESP32:   NodeMCU-32S                   // https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
 // 
 // Werkzeuge --> Bibliotheksverwaltung: Thingspeak
 
+// Hardware Circuit:
+// CNY70 IR RX/TX with IR-Transistor
+// Emitter: Ground, Collector D6 (GPIO12)
+// optional: 5GHz Radarsensor: GND, 3V, D7 (GPIO13)
 
+#define IMPULSE_PRO_KWH 250
 
 #ifdef ESP32
 #include <WiFi.h>
 #include <WiFiMulti.h>
 WiFiMulti wifiMulti;
 #else
-#include <ESP8266WiFi.h>
+#include <ESP8266WiFi.h>    
 #include <ESP8266WiFiMulti.h>
 ESP8266WiFiMulti wifiMulti;     // Create an instance of the ESP8266WiFiMulti class, called 'wifiMulti'
 #endif
@@ -54,8 +59,6 @@ const char * myWriteAPIKey = PASSWORTE_myWriteAPIKey;    // Paste your ThingSpea
 // https://randomnerdtutorials.com/interrupts-timers-esp8266-arduino-ide-nodemcu/
 //
 
-
-
 WiFiClient client;
 
 // Startvalue of Counter kWh
@@ -161,7 +164,7 @@ void loop() {
     unsigned long diff_last = last_pulse - last_pulse_before_thingspeak;
 
     if (diff_last > 0 && new_impulse > 0) {
-      rate = (1000 * 60 * 60 * new_impulse) / (diff_last); // ergibt Watt
+      rate = (1000 * 60 * 60 * new_impulse) / (diff_last) / (1000/IMPULSE_PRO_KWH); // ergibt Watt
       Serial.print("Thingspeak: ");
     }
     else {
@@ -169,13 +172,13 @@ void loop() {
       Serial.print("divide by zero! ");
     }
 
-    counter_electricity_Wh += new_impulse;
+    counter_electricity_Wh += new_impulse * (1000/IMPULSE_PRO_KWH); // der Zähler macht 1000 Impulse pro kWh, also einen pro Wh
     Serial.print("Thingspeak: ");
     Serial.print(rate);
     Serial.print(" ,");
-    Serial.print(counter_electricity_Wh / 1000);
+    Serial.print(counter_electricity_Wh / 1000); // kWh
     Serial.print(".");
-    Serial.print(counter_electricity_Wh % 1000);
+    Serial.print(counter_electricity_Wh % 1000); // Nachkommastelle
     Serial.print(" ,");
     Serial.println(digitalRead(13));