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Begin to add temperature support

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This commit is contained in:
Nico Schottelius 2016-09-17 08:49:58 +02:00
parent 43185ec1a8
commit 6eff36979d
1 changed files with 28 additions and 0 deletions
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28
send_and_blink/send_and_blink.ino
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@ -15,6 +15,7 @@
#define WATER_SENSOR 6 #define WATER_SENSOR 6
#define BUZZER 8 #define BUZZER 8
#define MAGNETIC_SWITCH 12 #define MAGNETIC_SWITCH 12
#define TEMPERATURE 13
int loudness; int loudness;
@ -149,6 +150,25 @@ boolean hasWater()
} }
} }
void setupTemp() {
pinMode(TEMPERATURE, INPUT);
}
float readTemp()
{
float temperature;
int B=4250; //B value of the thermistor
float resistance;
int a;
a=analogRead(TEMPERATURE);
resistance=(float)(1023-a)*10000/a; //get the resistance of the sensor;
temperature=1/(log(resistance/10000)/B+1/298.15)-273.15;//convert to temperature via datasheet ;
return temperature;
}
void setupBuzzer() void setupBuzzer()
{ {
pinMode(BUZZER, OUTPUT); pinMode(BUZZER, OUTPUT);
@ -271,6 +291,10 @@ void loop() {
String data_light = String("light=" + String(readLight(), 3)); String data_light = String("light=" + String(readLight(), 3));
debugSerial.println(data_light); debugSerial.println(data_light);
String data_temp = String("temp=" + String(readTemp(), 3));
debugSerial.println(data_temp);
String data_water; String data_water;
if(hasWater()) { if(hasWater()) {
data_water = String("water=1"); data_water = String("water=1");
@ -292,6 +316,8 @@ void loop() {
sendPacket(data_loudness); sendPacket(data_loudness);
blink(20); delay(2980); blink(20); delay(2980);
sendPacket(data_temp);
blink(20); delay(2980);
sendPacket(data_light); sendPacket(data_light);
blink(20); delay(2980); blink(20); delay(2980);
sendPacket(data_water); sendPacket(data_water);
@ -305,6 +331,8 @@ void loop() {
blink(20); blink(20);
delay(10); delay(10);
blink(20); blink(20);
sendPacket(data_temp);
blink(500);
sendPacket(data_loudness); sendPacket(data_loudness);
blink(500); blink(500);
sendPacket(data_light); sendPacket(data_light);