Diff: Grenzwert.cpp

Revision:

0:e0011dded132

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Grenzwert.cpp	Thu Nov 15 17:57:59 2018 +0000
@@ -0,0 +1,187 @@
+// Beispiel GRENZWERTE
+// Peter Beck - 16.04.2018
+
+#include "mbed.h"
+#include "C12832.h"
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+// RGBLED-Klasse
+
+class RGBLed
+{
+public:
+    RGBLed(PinName redpin, PinName greenpin, PinName bluepin);
+    void write(float red,float green, float blue);
+private:
+    PwmOut _redpin;
+    PwmOut _greenpin;
+    PwmOut _bluepin;
+};
+
+RGBLed::RGBLed (PinName redpin, PinName greenpin, PinName bluepin)
+    : _redpin(redpin), _greenpin(greenpin), _bluepin(bluepin)
+{
+    //50Hz PWM clock default a bit too low, go to 2000Hz (less flicker)
+    _redpin.period(0.0005);
+}
+
+void RGBLed::write(float red,float green, float blue)
+{
+    _redpin = red;
+    _greenpin = green;
+    _bluepin = blue;
+}
+
+//Setup RGB led using PWM pins and class
+RGBLed myRGBled(p23,p24,p25); //RGB PWM pins
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+
+C12832 lcd(p5, p7, p6, p8, p11);
+AnalogIn aiPoti1(p19);
+//AnalogIn aiPoti2(p20);
+
+
+DigitalIn diDown(p12);
+DigitalIn diUp(p15);
+InterruptIn iiDown(p12);
+InterruptIn iiUp(p15);
+
+Timeout BlinkTimeoutTmr;
+Timeout ClearMSGtimeout;
+Ticker toreadPoti1;
+
+
+int mode = 0; //Messmodus
+BusOut doLeds(LED1,LED2,LED3,LED4);
+
+int poti1Wert;
+int Warngrenze = 800;
+int Alarmgrenze = 950;
+
+// -----------------------------------------------------------------------------
+
+void BlinkTimeout()
+{
+    doLeds = 0;
+}
+
+
+void ClearMSG()
+{
+    // Leere die mittlere Zeile und schreibe den Standardtext weider aud den Sceen..
+    lcd.locate(0,10);
+    lcd.fillrect(0, 10, 128, 20, 0);
+    lcd.locate(0,10); // Setze Cursor auf X=0, Y=10
+    lcd.printf("W=%d A=%d",Warngrenze, Alarmgrenze);
+    lcd.copy_to_lcd();
+}
+
+
+
+void readPoti1()
+{
+    // Poti-Wert auslesen
+    poti1Wert = (int)(1023 * aiPoti1.read()); // Wert soll von 0-1023 gehen anstatt von 0-1
+
+    lcd.locate(0,0);
+    lcd.printf("%5.3f V / %d", ((float)(poti1Wert))*3.3/1023, poti1Wert); // Schreibe..
+    lcd.copy_to_lcd();
+
+
+
+    if (mode > 0) { // nur aktiv wenn nicht auf Standby
+
+        if (poti1Wert >= Warngrenze && mode != 3) {
+            mode=2; // Warnmodus
+            myRGBled.write(0,0,1.0); //yellow
+
+            lcd.cls();
+            lcd.locate(0,10);
+            lcd.printf("Warnung!");
+            lcd.copy_to_lcd();
+            ClearMSGtimeout.attach(&ClearMSG,3);
+
+        }
+
+        if (poti1Wert < Warngrenze && mode != 3) {
+            mode=1;
+            myRGBled.write(1,0,1); //green
+            
+        }
+        if (poti1Wert >= Alarmgrenze) {
+            mode=3; // Alarmmodus
+            myRGBled.write(0,1,1); //red
+            
+            lcd.cls();
+            lcd.locate(0,10);
+            lcd.printf("ALARM!!!!");
+            lcd.copy_to_lcd();
+            ClearMSGtimeout.attach(&ClearMSG,3);
+
+
+
+        }
+
+
+    }
+
+
+}
+
+void swUp()
+{
+    // Starte Messung
+    mode = 1;
+    myRGBled.write(1,0,1); //green
+
+    lcd.cls();
+    lcd.locate(0,0);
+    lcd.printf("Mess. gestartet");
+    lcd.copy_to_lcd();
+}
+void swDown()
+{
+    // Beende Messung
+    mode = 0;
+    myRGBled.write(1,1,1); //off
+    lcd.cls();      // löscht lcd (clear screen)
+    lcd.locate(0,10); // Setze Cursor auf X=0, Y=10
+    lcd.printf("W=%d A=%d",Warngrenze, Alarmgrenze );
+    lcd.copy_to_lcd();
+    wait_ms(400);
+
+}
+
+int main()
+{
+
+    myRGBled.write(1,1,1); //RGB-LED leeren
+
+    lcd.cls();      // löscht lcd (clear screen)
+    lcd.locate(0,10); // Setze Cursor auf X=0, Y=10
+    lcd.printf("Willkommen!");
+    lcd.copy_to_lcd();
+    wait_ms(500);
+    
+    //myRGBled.write(0,1,1); //red
+    //wait(0.3);
+    //myRGBled.write(1,0,1); //green
+    //wait(0.3);
+    //myRGBled.write(1,1,0); //blue
+    //wait(0.3);
+
+
+    swDown(); // Rest and goto HOME
+    toreadPoti1.attach(&readPoti1, 0.5);
+    
+    iiDown.rise(&swDown);
+    iiUp.rise(&swUp);
+
+    while(1) {
+
+    }
+    
+}