Diff: main.cpp

Revision:

0:2f5d939d4a4a

Child:

1:6d456a72fe63

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Sep 18 18:13:50 2019 +0000
@@ -0,0 +1,241 @@
+#include "Grove_LCD_RGB_Backlight.h"
+#include "mbed.h"
+#include "DebounceIn.h"
+
+//input
+
+DebounceIn doorClosed(p5);             //Check door status
+DebounceIn cycleStartBtt(p14);          //cycle start button 
+InterruptIn stopBtt(p15);                 //stop button
+//DigitalIn pot(p20);
+
+//output
+DigitalOut doorInterlock(p6);           //Door interlock
+DigitalOut fanRelay(p7);                //Fan control
+DigitalOut redRelay(p8);                //Red light 
+DigitalOut yellowRelay(p11);            //Yellow light 
+DigitalOut greenRelay(p12);             //Green light 
+DigitalOut damperRelay(p13);            //Damper solenoid control
+DigitalOut damperRelayAlt(p16);         //Damper solenoid toggle control                    
+DigitalOut vfd(p17);                    //VFD Start relay
+
+Grove_LCD_RGB_Backlight rgbLCD(p9, p10); //Timer display
+
+
+I2C i2c(p9, p10);
+//Serial pc(USBTX, USBRX);
+
+//extern "C" void mbed_reset();
+
+void damperRotate(int damper)   //damper condition
+{
+    if(damper==0)
+    {
+        damperRelayAlt=1;  //toggle damper relay
+        wait(5);
+        damperRelayAlt=0;   //time out to reduce wear   
+    }
+    else //damper==1
+    {
+        damperRelay=1;  //toggle damper relay
+        wait(5);
+        damperRelay=0;   //time out to reduce wear  
+    }
+}
+
+void countDown(int s)  //countdown in sec
+{
+   int m=0;
+   char cnt[12];  // make a 'count' string
+   for(m=s; m>0; m--)
+   {
+       sprintf(cnt, "%i   ", m);
+       rgbLCD.locate(0,1);
+       rgbLCD.print(cnt);
+       wait(1); 
+    }
+}
+
+void fullStop()
+{
+    if(stopBtt==0)
+    {
+    //Display status
+    greenRelay=0;   //green light OFF
+    yellowRelay=0;   //yellow light OFF
+    redRelay=1;   //turn red light ON
+    rgbLCD.clear();
+    rgbLCD.locate(0,0);
+    rgbLCD.print("CYCLE STOPPED.  "); 
+    vfd=0;             //pump off
+    doorInterlock=1;    //door latched
+    wait(2);
+    fanRelay=0;         //fan stops
+    damperRotate(0);    //damperRelay=0;      //damper closed
+
+    
+    //wait 60sec 
+    countDown(10);              
+    doorInterlock=0;    //door unlatched
+    
+    stopBtt.mode(PullUp);
+    wait(.1);
+    NVIC_SystemReset(); //reset system        
+    }
+}
+    
+int main()
+{
+   
+   //on power up status
+   cycleStartBtt.mode(PullUp);
+   wait(.1);
+   
+   doorClosed.mode(PullUp);
+   wait(.1);
+   
+   stopBtt.mode(PullUp);
+   wait(.1);
+   stopBtt.fall(&fullStop); // attach the address of the flip function to the rising edge
+   
+   
+   //check for closed door before running fan
+   while(doorClosed!=0)
+   {
+       rgbLCD.clear();
+       rgbLCD.locate(0,0);
+       rgbLCD.print("Close the door   ");
+   }
+  
+   //Display startup countdown
+   //Startin up and prep the tank
+   rgbLCD.clear();
+   rgbLCD.setRGB(0x00, 0x66, 0xaa);                 //set the color 
+   rgbLCD.print("Starting up...  ");   
+    
+   vfd=0;
+   damperRotate(1); //vent opened;
+   doorInterlock=1;
+   fanRelay=1;
+   greenRelay=0;
+   yellowRelay=0;
+   redRelay=0;
+   
+   //start timer for 90sec
+   countDown(5);
+    
+   //Tank is ready
+   rgbLCD.locate(0,0);
+   rgbLCD.print("Tank is ready!  ");
+   greenRelay=1;   //green light on
+   
+   //doorInterlock=0; //interlock unlatched, ready to load material into the tank
+   fanRelay=0;      //fan off
+   
+   while(1)
+   {
+                
+        if(doorClosed==0)    //door closed
+        {
+            rgbLCD.locate(0,1);
+            rgbLCD.print("Door closed      ");
+            greenRelay=1;   //green light stays on
+            yellowRelay=0;  //yellow light off
+            redRelay=0;     //red light off
+            
+            doorInterlock=0; //door unlocked
+            fanRelay=0;            
+                            
+            
+            //cycle start button pressed - wash cycle starts
+            if(cycleStartBtt==0)    
+            {
+                
+                //Display status
+                rgbLCD.clear();
+                rgbLCD.locate(0,0);
+                rgbLCD.print("CYCLE STARTED!  ");     
+                greenRelay=0;       //green light off
+                yellowRelay=1;      //yellow light on                           
+                doorInterlock=1;    //door locked
+                fanRelay=0;         //fan stop
+                damperRotate(0);     //vent close
+                vfd=1;           //vfd for pump up to speed
+                
+                //Display wash cycle countdown
+                //start timer for 2min   
+                countDown(7);
+                
+                //finished washing
+                vfd=0;            //pump off
+                //Display status
+                rgbLCD.clear();
+                rgbLCD.locate(0,0);
+                rgbLCD.print("CYCLE FINISHED! ");           
+                countDown(5);
+                
+                //drip dry after washing
+                //Display status
+                rgbLCD.clear();
+                rgbLCD.locate(0,0);
+                rgbLCD.print("DRIP DRYING!    ");                
+                                
+                //start timer for 5min  
+                countDown(10);
+
+                //Display status
+                rgbLCD.clear();
+                rgbLCD.locate(0,0);
+                rgbLCD.print("AIR CYCLING!    ");                                 
+                damperRotate(1);    //vent opened
+                fanRelay=1;         //fan on
+                
+                //Display air cycling countdown
+                //start timer for 2min
+                countDown(10);  
+                
+                //finished cycling air             
+                greenRelay=1;       //green light on
+                yellowRelay=0;      //yellow light off
+                doorInterlock=0;    //door unlocked
+                fanRelay=0;         //fan off
+                damperRotate(0);    //damperRelay=0;      //vent closed
+                
+                //Tank is ready
+                rgbLCD.clear();
+                rgbLCD.locate(0,0);
+                rgbLCD.print("Tank is ready!  ");
+            }
+ /*           
+            //Stop button is hit
+            if(stopBtt==1)
+            {
+                //Display status
+                rgbLCD.locate(0,0);
+                rgbLCD.print("CYCLE STOPPED.  "); 
+                vfd=0;             //pump off
+                doorInterlock=1;    //door latched
+                wait(2);
+                fanRelay=0;         //fan stops
+                damperRotate(0);    //damperRelay=0;      //damper closed
+                
+                //wait 60sec 
+                countDown(10);              
+                doorInterlock=0;    //door unlatched
+            }  
+*/
+        }
+        else                    //door open
+        {
+            rgbLCD.locate(0,1);
+            rgbLCD.print("Door opened     ");
+            greenRelay=0;   //green light OFF
+            redRelay=1;   //turn red light ON
+            yellowRelay=0;
+            fanRelay=0;         //fan stops
+            damperRotate(1);    //damperRelay=1;      //damper closed            
+
+        }
+            
+   }
+}
\ No newline at end of file