forked from github/ebk_co2ampel
Display wird in eigener Methode aktuallisiert (unabhängig vom CO2-Wert lesen)
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0304cdf8b2
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207224fa05
1 changed files with 44 additions and 34 deletions
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@ -10,8 +10,10 @@
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#define GREEN_CO2 800
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#define YELLOW_CO2 1000
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// CO2 Messintervall in Milisekunden
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#define INTERVAL 15*1000
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// CO2 Mess-Intervall in Milisekunden
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#define CO2_INTERVAL 15*1000
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// Display Update-Intervall in Milisekunden
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#define DISPLAY_INTERVAL 2500
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// Dauer der Kalibrierungsphase in Milisekunden
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#define CALINTERVAL 180*1000
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@ -41,7 +43,6 @@ SSD1306Wire display(0x3c, SDA_PIN, SCL_PIN);
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Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, LED_PIN, NEO_GRB + NEO_KHZ800);
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String ampelversion = "0.13";
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unsigned long getDataTimer = 0;
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unsigned long calibrationStart = 0;
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int countdown = 0;
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int lastvals[120];
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@ -80,8 +81,33 @@ void toggleBootMode(int bootMode) {
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}
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}
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int readCO2(){
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static int co2=400;
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static unsigned long getDataTimer = 0;
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if (millis() - getDataTimer >= CO2_INTERVAL) {
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// Neuen CO2 Wert lesen
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co2 = myMHZ19.getCO2();
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// Alle Werte in der Messwertliste um eins verschieben
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for (int x = 1; x <= 119; x = x + 1) {
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lastvals[x - 1] = lastvals[x];
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}
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// Aktuellen Messer am Ende einfügen
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lastvals[119] = co2;
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// Ein wenig Debug-Ausgabe
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Serial.print("Neue Messung - Aktueller CO2-Wert: ");
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Serial.print(co2);
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Serial.print("; Background CO2: " + String(myMHZ19.getBackgroundCO2()));
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Serial.print("; Temperatur: " + String(myMHZ19.getTemperature()) + " Temperature Adjustment: " + String(myMHZ19.getTempAdjustment()));
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Serial.println("; uptime: " + uptime_formatter::getUptime());
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getDataTimer = millis();
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}
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return co2;
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}
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void setup() {
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int dummy;
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Serial.begin(115200);
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Serial.println("Starte...");
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Serial.print("CO2-Ampel Firmware: ");Serial.println(ampelversion);
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@ -131,7 +157,7 @@ void setup() {
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Serial.print("Temperature Cal: "); Serial.println(myMHZ19.getTempAdjustment());
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Serial.print("ABC Status: "); myMHZ19.getABC() ? Serial.println("ON") : Serial.println("OFF");
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Serial.print("read EEPROM value: "); Serial.println(currentBootMode);
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Serial.print("First CO2 value: "); Serial.println(readCO2());
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Serial.print("First CO2 value (should be 400): "); Serial.println(readCO2());
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// Liste der Messwerte mit "-1" befüllen ("-1" wird beinm Graph nicht gezeichnet)
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for (int x = 0; x <= 119; x = x + 1) {
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@ -145,7 +171,8 @@ void setup() {
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pixels.show();
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// Wir lesen schonmal einen CO2 Sensorwert, da die erste Werte meist Müll sind
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delay (5000); dummy = readCO2();
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delay (5000); readCO2();
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Serial.print("Second CO2 value: "); Serial.println(readCO2());
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}
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int calc_vpos_for_co2(int co2val, int display_height) {
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@ -216,18 +243,10 @@ void calibrateCO2() {
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display.clear(); display.setFont(Cousine_Regular_54);
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}
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int readCO2(){
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static int co2=400;
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if (millis() - getDataTimer >= INTERVAL) {
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// Neuen CO2 Wert lesen
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co2 = myMHZ19.getCO2();
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// Alle Werte in der Messwertliste um eins verschieben
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for (int x = 1; x <= 119; x = x + 1) {
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lastvals[x - 1] = lastvals[x];
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}
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// Aktuellen Messer am Ende einfügen
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lastvals[119] = co2;
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void updateDisplayCO2(int co2) {
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static unsigned long getUpdateTimer = 0;
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if (millis() - getUpdateTimer >= DISPLAY_INTERVAL) {
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// Display löschen und alles neu schreiben/zeichnen
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display.clear();
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for (int h = 1; h < 120; h = h + 1) {
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@ -238,7 +257,6 @@ int readCO2(){
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display.drawLine(h - 1, vpos_last, h, vpos);
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}
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}
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// Aktuellen CO2 Wert ausgeben
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//display.setLogBuffer(1, 30);
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display.setFont(Cousine_Regular_54);
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@ -247,24 +265,14 @@ int readCO2(){
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//display.drawLogBuffer(0, 0);
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display.display();
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// Ein wenig Debug-Ausgabe
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Serial.print("Neue Messung - Aktueller CO2-Wert: ");
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Serial.print(co2);
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Serial.print("; Background CO2: " + String(myMHZ19.getBackgroundCO2()));
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Serial.print("; Temperatur: " + String(myMHZ19.getTemperature()) + " Temperature Adjustment: " + String(myMHZ19.getTempAdjustment()));
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Serial.println("; uptime: " + uptime_formatter::getUptime());
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getDataTimer = millis();
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// Fertig mit update; Zeitpunkt für das nächste Update speichern
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getUpdateTimer = millis();
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}
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return co2;
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}
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void loop() {
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int co2;
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// Achtung: readCO2() liefer nur alle "INTERVAL" ms ein neuen Wert, der alte wird aber zwischengespeichert
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co2 = readCO2();
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// Nur für die ersten 10 Sekunden wichtig,
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if ( (!safezone) & (millis() > 10000) ) {
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Serial.println("=== 10 Sekunden im Betrieb, nächster Boot im Messmodus ===");
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@ -273,7 +281,6 @@ void loop() {
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}
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if (safezone) {
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if (currentBootMode == BOOT_CALIBRATE){
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if (millis() - calibrationStart <= CALINTERVAL) {
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rainbow(10);
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@ -289,12 +296,15 @@ void loop() {
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calibrationStart = millis();
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}
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} else {
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// Achtung: readCO2() liefer nur alle "INTERVAL" ms ein neuen Wert, der alte wird aber zwischengespeichert
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co2 = readCO2();
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// Update Display
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updateDisplayCO2(co2);
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// Farbe des LED-Rings setzen
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if(currentBootMode == BOOT_NORMAL) { set_led_color(co2); }
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}
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}
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}
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