Krautspace/hackerspace-status-arduino
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verwende Funktionen für Zustandsänderung

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This commit is contained in:
Martin Ness 2015-09-24 14:50:44 +02:00
parent 5de12c41bb
commit e28463d0d9
1 changed files with 62 additions and 25 deletions
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87
status/status.ino
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@ -27,8 +27,9 @@ const int LED_G = 9; // grüne LED
const int LED_Y = 8; // gelbe LED
const int LED_R = 7; // rote LED
// hier wird der aktuelle Zustand gespeichert
byte state = STATE_OFF;
// hier wird der aktuelle und vorherige Zustand gespeichert
byte state_current = NULL;
byte state_previous = NULL;
// hier wird der Beginn des aktuellen Zustand gespeichert in Millisekunden nach Uptime.
unsigned long stateBegan;
@ -57,7 +58,7 @@ void setup() {
pinMode(LED_R, OUTPUT);
Serial.begin(9600);
testLeds();
setStateOnLeds();
changeStateTo(STATE_OFF);
}
// Schaltet alle LEDs nacheinander an
@ -70,11 +71,56 @@ void testLeds() {
delay(1000);
}
// bildet den aktuellen Zustand auf die LEDs ab
void setStateOnLeds() {
digitalWrite(LED_R, (state == STATE_OFF));
digitalWrite(LED_Y, (state == STATE_HALF));
digitalWrite(LED_G, (state == STATE_ON));
// wechselt zu neuen Zustand
void changeStateTo(byte state_new) {
state_previous = state_current;
state_current = state_new;
transition();
}
// behandelt die Zustandübergänge
boolean transition() {
if (state_previous == STATE_OFF && state_current == STATE_ON) {
digitalWrite(LED_R, LOW);
digitalWrite(LED_G, HIGH);
stateBegan = millis();
return true;
}
if (state_previous == STATE_ON && state_current == STATE_ON) { // STATE_ON ist reflexiv
stateBegan = millis();
return true;
}
if (state_previous == STATE_ON && state_current == STATE_HALF) {
digitalWrite(LED_G, LOW);
digitalWrite(LED_Y, HIGH);
return true;
}
if (state_previous == STATE_ON && state_current == STATE_OFF) {
digitalWrite(LED_G, LOW);
digitalWrite(LED_R, HIGH);
return true;
}
if (state_previous == STATE_HALF && state_current == STATE_OFF) {
digitalWrite(LED_Y, LOW);
digitalWrite(LED_R, HIGH);
return true;
}
if (state_previous == NULL && state_current == STATE_OFF) {
digitalWrite(LED_G, LOW);
digitalWrite(LED_Y, LOW);
digitalWrite(LED_R, HIGH);
return true;
}
return false;
}
// information über aktuellen Zustand auf die Serielle Verbindung schreiben
void sendState() {
if (state_current == STATE_ON || state_current == STATE_HALF) {
Serial.print("1");
} else {
Serial.print("0");
}
}
unsigned long calcStateTime() {
@ -90,34 +136,25 @@ unsigned long calcStateTime() {
void loop() {
// Einschalter auslesen
if (debounceBtnOn.update() && debounceBtnOn.read()) {
state = STATE_ON;
stateBegan = millis();
setStateOnLeds();
changeStateTo(STATE_ON);
}
// Ausschalter auslesen
if (debounceBtnOff.update() && debounceBtnOff.read()) {
state = STATE_OFF;
setStateOnLeds();
changeStateTo(STATE_OFF);
}
// Auswertung des aktuellen Zustandes
// ggf Zustand wechseln
if (state == STATE_ON) {
if (state_current == STATE_ON) {
if (calcStateTime() >= TIME_HALF) {
state = STATE_HALF;
setStateOnLeds();
changeStateTo(STATE_HALF);
}
} else if (state == STATE_HALF && calcStateTime() >= TIME_OFF) {
state = STATE_OFF;
setStateOnLeds();
} else if (state_current == STATE_HALF && calcStateTime() >= TIME_OFF) {
changeStateTo(STATE_OFF);
}
// aktuellen Zustand auf die Serielle Verbindung schreiben
if (state == STATE_ON || state == STATE_HALF) {
Serial.print("1");
} else {
Serial.print("0");
}
// kommunizieren
sendState();
delay(10);
}