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Implement the anemometer sensor

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This commit is contained in:
Aaron Fischer 2017-11-12 21:37:55 +01:00
parent def78c8f92
commit f5042a3ec4
3 changed files with 35 additions and 15 deletions
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8
firmware/config.h
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@ -1,13 +1,11 @@
#define DEBUG
#define WIFI_PASSWORD "xxx"
#define WIFI_SSID "xxx"
#define SENSOR_TEMPERATURE 0
#define SENSOR_HUMIDITY 1
#define SENSOR_LIGHT 2
#define SENSOR_WINDSPEED 3
#define UPDATE_INTERVAL 4
#define STATUS_LED BUILTIN_LED
#define STATUS_LED_PIN BUILTIN_LED
#define ANEMOMETER_PIN D4

16
firmware/firmware.ino
View file

@ -21,7 +21,7 @@
* - https://github.com/marvinroger/homie-esp8266
*/
float currentSensorData[3] = {0.0, 0.0, 0.0};
float currentSensorData[4] = {0.0, 0.0, 0.0, 0.0};
void connectToWiFi() {
}
@ -34,12 +34,14 @@ void setup() {
Serial.begin(115200);
#endif
pinMode(STATUS_LED, OUTPUT);
pinMode(STATUS_LED_PIN, OUTPUT);
pinMode(ANEMOMETER_PIN, INPUT_PULLUP);
connectToWiFi();
}
void loop() {
digitalWrite(STATUS_LED, LOW);
digitalWrite(STATUS_LED_PIN, LOW);
while (!checkWiFiConnection()) {
connectToWiFi();
@ -49,13 +51,15 @@ void loop() {
currentSensorData[SENSOR_TEMPERATURE] = fetchTemperature();
currentSensorData[SENSOR_HUMIDITY] = fetchHumidity();
currentSensorData[SENSOR_LIGHT] = fetchLight();
currentSensorData[SENSOR_WINDSPEED] = fetchWindspeed();
#ifdef DEBUG
Serial.println("");
Serial.println("Current readings:");
Serial.println("Temperature: " + String(currentSensorData[SENSOR_TEMPERATURE]));
Serial.println("Humidity: " + String(currentSensorData[SENSOR_HUMIDITY]));
Serial.println("Light: " + String(currentSensorData[SENSOR_LIGHT]));
Serial.println("Temperature: " + String(currentSensorData[SENSOR_TEMPERATURE]) + " °C");
Serial.println("Humidity: " + String(currentSensorData[SENSOR_HUMIDITY]) + "%");
Serial.println("Light: " + String(currentSensorData[SENSOR_LIGHT]) + " Lumen");
Serial.println("Windspeed: " + String(currentSensorData[SENSOR_WINDSPEED]) + " Km/h");
#endif
pushToInfluxDB(currentSensorData);

24
firmware/sensors.ino
View file

@ -1,13 +1,31 @@
int anemometerRotations = 0;
unsigned long currentTime = 0;
float fetchTemperature() {
return 22.5;
return 22.5; // XXX: Dummy value
}
float fetchHumidity() {
return 60.0;
return 60.0; // XXX: Dummy value
}
float fetchLight() {
return 2000.4;
return 2000.4; // XXX: Dummy value
}
void anemometerInterrupt() {
anemometerRotations++;
}
float fetchWindspeed() {
anemometerRotations = 0;
currentTime = millis();
int interruptNumber = digitalPinToInterrupt(ANEMOMETER_PIN);
attachInterrupt(interruptNumber, anemometerInterrupt, RISING);
delay(1000 * 5);
detachInterrupt(interruptNumber);
return (float)anemometerRotations / 5.0 * 2.4;
}