Initialization of repository

7 files changed, 173 insertions, 0 deletions

diff --git a/README.MD b/README.MD
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+== Sensors ==
+This repository contains my work trying to implement battery powered temperature & humidity sensors
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diff --git a/devices/DHT22_DHT11_Parallel_auslesen/DHT22_DHT11_Parallel_auslesen.ino b/devices/DHT22_DHT11_Parallel_auslesen/DHT22_DHT11_Parallel_auslesen.ino
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+++ b/devices/DHT22_DHT11_Parallel_auslesen/DHT22_DHT11_Parallel_auslesen.ino
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+// Including the DHT library
+#include "DHT.h"
+
+const int DATA_PIN_DHT22 = D4;
+const int DATA_PIN_DHT11 = D2;
+
+// Initialize DHT sensor.
+DHT dht22(DATA_PIN_DHT22, DHT22);
+DHT dht11(DATA_PIN_DHT11, DHT11);
+
+float readTemperature(DHT dht) {
+  float t = dht.readTemperature();
+  if (isnan(t)) {
+    Serial.println("Failed to read temperature from DHT sensor");
+  }
+  return t;
+}
+
+float readHumidity(DHT dht) {
+  float h = dht.readHumidity();
+  if (isnan(h)) {
+    Serial.println("Failed to read humidity from DHT sensor");
+  }
+  return h;
+}
+
+void printValues(String sensorType, float humidity, float temperature) {
+  Serial.print("Sensor: ");
+  Serial.println(sensorType);
+  Serial.print("Humidity: ");
+  Serial.print(humidity);
+  Serial.println("%");
+  
+  Serial.print("Temperature: ");
+  Serial.print(temperature);
+  Serial.println("°C");
+}
+
+void readAndPrintValues(char* sensorType) {
+  DHT dht(0,0);
+  if ("DHT11" == sensorType) {
+    dht = dht11;
+  } else if ("DHT22" == sensorType) {
+    dht = dht22;
+  }
+  float temperature = readTemperature(dht);
+  float humidity = readHumidity(dht);
+  printValues(sensorType, humidity, temperature);
+}
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println("Read humidity and temperature from DHT11 and DHT22");
+  dht22.begin();
+  delay(1000);
+  dht11.begin();
+
+  delay(10000);
+}
+
+void loop() {
+  readAndPrintValues("DHT11");
+  delay(1000);
+  readAndPrintValues("DHT22");
+  delay(5000);
+}
+
diff --git a/devices/DHT22_auslesen/DHT22_auslesen.ino b/devices/DHT22_auslesen/DHT22_auslesen.ino
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index 0000000..f635c30
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+++ b/devices/DHT22_auslesen/DHT22_auslesen.ino
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+// Including the ESP8266 WiFi library
+#include <ESP8266WiFi.h>
+// Including the DHT library
+#include "DHT.h"
+
+// Uncomment one of the lines below for whatever DHT sensor type you're using!
+//#define DHTTYPE DHT11   // DHT 11
+//#define DHTTYPE DHT21   // DHT 21 (AM2301)
+#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321
+
+// DHT Sensor
+const int DHTPin = D4;
+// Initialize DHT sensor.
+DHT dht(DHTPin, DHTTYPE);
+
+void setup() {
+  Serial.begin(9600); //Output to Serial at 9600 baud
+  //connectWifi(); // Start ConnecWifi 
+  Serial.print("\n"); 
+  Serial.println("ChipId: ");
+  Serial.println(ESP.getChipId());
+  dht.begin();
+  
+  delay(10000);
+}
+
+void loop() {
+  float h = dht.readHumidity();
+  // Read temperature as Celsius (the default)
+  float t = dht.readTemperature();
+  if (isnan(h) || isnan(t)) {
+    Serial.println("Failed to read from DHT sensor!");
+  } else {
+    Serial.print("Humidity: ");
+    Serial.print(h);
+    Serial.println("%");
+
+    Serial.print("Temperature: ");
+    Serial.print(t);
+    Serial.println("°C");
+  }
+  delay(5000);
+}
diff --git a/devices/DHT22_auslesen/Read.h b/devices/DHT22_auslesen/Read.h
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index 0000000..e69de29
--- /dev/null
+++ b/devices/DHT22_auslesen/Read.h
diff --git a/devices/DS18B20_auslesen/DS18B20_auslesen.ino b/devices/DS18B20_auslesen/DS18B20_auslesen.ino
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index 0000000..aab2354
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+++ b/devices/DS18B20_auslesen/DS18B20_auslesen.ino
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+#include <DallasTemperature.h>
+#include <OneWire.h>
+
+#define ONE_WIRE_BUS D1  //Bestimmt Port an dem der Sensor angeschlossen ist
+
+OneWire oneWire(ONE_WIRE_BUS);
+DallasTemperature DS18B20(&oneWire);
+
+void setup() {
+ Serial.begin(115200);
+ DS18B20.begin();
+}
+
+void loop() {
+ delay(1000); 
+ DS18B20.requestTemperatures(); 
+ float temperatur = DS18B20.getTempCByIndex(0);
+  Serial.print("Temperatur: "); 
+ Serial.println(temperatur); 
+}
diff --git a/devices/power_supply_lesen/power_supply_lesen.ino b/devices/power_supply_lesen/power_supply_lesen.ino
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index 0000000..bd8f250
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+++ b/devices/power_supply_lesen/power_supply_lesen.ino
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+ADC_MODE(ADC_VCC);//Set the ADCC to read supply voltage.
+
+void printValue(char* text, float value) {
+  Serial.print(text);
+  Serial.println(value);
+}
+void printValue(char* text, String value) {
+  Serial.print(text);
+  Serial.println(value);
+}
+
+void readAndPrintEspValues() {
+  printValue("Spannungsversorgung: ", ESP.getVcc());
+  printValue("Free heap: ", ESP.getFreeHeap());
+  printValue("Chip ID: ", ESP.getChipId());
+  printValue("SDK Version: ", ESP.getSdkVersion());
+  printValue("Core Version: ", ESP.getCoreVersion());
+  printValue("Boot Version: ", ESP.getBootVersion());
+  printValue("Boot Mode: ", ESP.getBootMode());
+  printValue("CPU Frequenz MHz", ESP.getCpuFreqMHz());
+  printValue("Flash Chip ID: ", ESP.getFlashChipId());
+  printValue("Flash Chip real size: ", ESP.getFlashChipRealSize());
+  printValue("Flash Chip size: ", ESP.getFlashChipSize());
+  printValue("Flash Chip mode: ", ESP.getFlashChipMode());
+  printValue("Sketch Size: ", ESP.getSketchSize());
+  printValue("Skatch MD5: ", ESP.getSketchMD5());
+  printValue("Free sketch space: ", ESP.getFreeSketchSpace());
+}
+
+void setup() {
+  // Setup console
+  Serial.begin(115200);
+  Serial.println("Booting");
+  readAndPrintEspValues();
+}
+
+void loop() {
+}
diff --git a/server/index.php b/server/index.php
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+++ b/server/index.php
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+<?php
+
+?>
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