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authorTa180m2020-02-10 10:34:11 -0600
committerGitHub2020-02-10 10:34:11 -0600
commit130d8ca372fce4a00eadec8ae746a7ce3ce113b9 (patch)
tree44d2949fc36d4ba81a244e31f18bf5e7940912c7 /Detector_Building/Detector_Building.ino
parent54871f203e455fc72320b4335839bf1543ba87b4 (diff)
Update Detector_Building.ino
Diffstat (limited to 'Detector_Building/Detector_Building.ino')
-rw-r--r--Detector_Building/Detector_Building.ino36
1 files changed, 21 insertions, 15 deletions
diff --git a/Detector_Building/Detector_Building.ino b/Detector_Building/Detector_Building.ino
index 44d0dc8..bd8dce4 100644
--- a/Detector_Building/Detector_Building.ino
+++ b/Detector_Building/Detector_Building.ino
@@ -16,7 +16,6 @@ const bool CALIB = false; // Calibration mode
const int LED_R = 4, LED_G = 3, LED_B = 2, THERM = 0; // Device component pins
const double R_k = 10000, V_in = 5, analog_max = 1023; // Device constants
-
// Calibration data
const int n = 3, m = n / 3; // Number of data points, MUST be multiple of 3
double V[n] = { 2.12, 3.26, 3.96 }; // Voltage measurements
@@ -85,6 +84,7 @@ void blink(int pin) {
delay(1000);
digitalWrite(pin, LOW);
}
+// More Arduino stuff
void setup() {
Serial.begin(9600);
pinMode(LED_R, OUTPUT);
@@ -125,16 +125,19 @@ void setup() {
void loop() {
int V_raw = analogRead(THERM); // Read in raw analog value
double V_out = a2d(V_raw); // Convert analog to digital
+ double R_t = R_k * (V_in / V_out - 1); // Thermistor resistance
+
if (CALIB) {
- Serial.print("Raw analog reading: ");
- Serial.print(V_raw);
- Serial.print(" Voltage (V): ");
- Serial.print(V_out);
- Serial.println();
- delay(500);
- return;
+ // Calibration mode
+ Serial.print("Raw analog reading: ");
+ Serial.print(V_raw);
+ Serial.print(" Voltage (V): ");
+ Serial.print(V_out);
+ Serial.println();
+ delay(500);
+ return;
}
- double R_t = R_k * (V_in / V_out - 1); // Thermistor resistance
+
int s = 0;
while (s + 1 < m && V_out > V_mid[s + 1]) s++; // Find correct segment
@@ -144,28 +147,30 @@ void loop() {
double C = k2c(K);
double F = c2f(C);
+
// LED stuff
- if (C <= 25) {
+ if (C <= 25) { // Cold
digitalWrite(LED_R, LOW);
digitalWrite(LED_G, LOW);
digitalWrite(LED_B, HIGH);
}
- else if (C <= 50) {
+ else if (C <= 50) { // Medium
digitalWrite(LED_R, LOW);
digitalWrite(LED_G, HIGH);
digitalWrite(LED_B, LOW);
}
- else if (C <= 75) {
+ else if (C <= 75) { // Hot
digitalWrite(LED_R, HIGH);
digitalWrite(LED_G, LOW);
digitalWrite(LED_B, LOW);
}
- else {
+ else { // Something seriously wrong
digitalWrite(LED_R, HIGH);
digitalWrite(LED_G, HIGH);
digitalWrite(LED_B, HIGH);
}
+
// Output voltage, temperature
Serial.print("Raw analog reading: ");
Serial.print(V_raw);
@@ -175,8 +180,9 @@ void loop() {
//Serial.print(R_t);
Serial.print(" Temperature (°C): ");
Serial.print(C);
- Serial.print(" Temperature (°F): "); // For reference
- Serial.print(F);
+ // For reference
+ //Serial.print(" Temperature (°F): ");
+ //Serial.print(F);
// Debug stuff
/*Serial.print(" Segment lower bound: ");