PID

Dependencies:   Debounced FPointer QEI TextLCD keypad mbed

Files at this revision

API Documentation at this revision

Comitter:
Jepalacioh
Date:
Fri Jun 13 18:52:55 2014 +0000
Commit message:
PID

Changed in this revision

Debounced.lib Show annotated file Show diff for this revision Revisions of this file
FPointer.lib Show annotated file Show diff for this revision Revisions of this file
QEI.lib Show annotated file Show diff for this revision Revisions of this file
TextLCD.lib Show annotated file Show diff for this revision Revisions of this file
keypad.lib Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r 5f9a6e0aa3b0 Debounced.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Debounced.lib	Fri Jun 13 18:52:55 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/WarwickRacing/code/Debounced/#8992c13bbb9b
diff -r 000000000000 -r 5f9a6e0aa3b0 FPointer.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FPointer.lib	Fri Jun 13 18:52:55 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/AjK/code/FPointer/#56e309e76c19
diff -r 000000000000 -r 5f9a6e0aa3b0 QEI.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QEI.lib	Fri Jun 13 18:52:55 2014 +0000
@@ -0,0 +1,1 @@
+https://mbed.org/users/aberk/code/QEI/#5c2ad81551aa
diff -r 000000000000 -r 5f9a6e0aa3b0 TextLCD.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TextLCD.lib	Fri Jun 13 18:52:55 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/lcorralesc1/code/TextLCD/#0e0132807662
diff -r 000000000000 -r 5f9a6e0aa3b0 keypad.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/keypad.lib	Fri Jun 13 18:52:55 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/leorestrepo93/code/keypad/#e48ba5b4c497
diff -r 000000000000 -r 5f9a6e0aa3b0 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Jun 13 18:52:55 2014 +0000
@@ -0,0 +1,300 @@
+#include "mbed.h"
+#include "TextLCD.h"
+#include "QEI.h" 
+#include "DebouncedIn.h"
+
+PwmOut Pwm1(PTA5);//Definicion de las Salidas.
+PwmOut Pwm2(PTD4);//Definicion de las Salidas.D
+DigitalOut led(LED1);
+DigitalOut  led2(LED2);
+DigitalOut led3(LED3);
+DebouncedIn button3(PTC16);
+DebouncedIn button4(PTC17);
+
+QEI wheel (PTD5, PTD0, NC, 24);
+AnalogIn y(PTB1);
+TextLCD lcd(PTB10, PTB11, PTE2, PTE3, PTE4, PTE5); // rs, e, d4-d7
+
+int C4=0x0C; // quito cursor bajo
+
+float PI,PIant;
+float  medd;
+float sal;
+int i; // indice de la variable
+int j; //variable controla cambio 4 posiciones
+float kp=60, ki=0.26, kd=0, Sp,sp,Set,T;
+float Delta1=60,Delta2=30,Delta3=60,Delta22,Delta33;
+float yr, ap, ai, ad, err, med, err_v, cycle, pid,pid2;
+float pidn;
+
+float f=1;         //Frecuencia del PWM
+float pp=1/f;       //Perioo del PWM
+
+
+Timer t;
+
+
+int b=0; 
+float Tamb;
+int Cont=0;
+
+int Fs=10;
+float Ts=0.1;
+float inte=0;
+float intek;
+
+
+int main() 
+{
+     ///Inicializando parametros////////////////////////////////////
+     
+    led=1;
+    led2=0;
+    medd=3.1*100*y.read();
+    sp=medd;
+    Sp=sp;
+    Set=sp;
+    PIant=0;
+    
+    
+    lcd.cls();
+    //Valores Constantes, que se deben inicializar.
+    lcd.locate(0,0);
+    lcd.printf("Sp:%.1f",Set);
+    lcd.locate(8,0);
+    lcd.printf("T1:%.1f",Delta1);
+    lcd.locate(0,1);
+    lcd.printf("T2:%.1f",Delta2);
+    lcd.locate(8,1);
+    lcd.printf("T3:%.1f",Delta3);
+     
+     /////////////////////////////////////////////////////////////
+    
+    // Pedir y modificar datos////////////////////////////////////
+    
+        while(1)
+    {
+        led3 =1;
+        if (button3.falling()) 
+        {   //INCREMENTA POSICION DEL MENU CON BOTON 3 (Switche encoder)
+            led3 =!led3;              
+            ++j;
+        }
+      
+        if(j==0)
+        {
+            Set=Set+wheel.getPulses();
+            wheel.reset();
+            if (Set>999)
+            {
+                Set=999;
+            } 
+            if (Set<0)
+            {
+                Set=0;
+            }
+            lcd.locate(3,0);
+            lcd.printf("     ",Set);
+            lcd.locate(3,0);
+            lcd.printf("%.1f",Set);
+            wait(0.2);
+            
+            if(button3.falling())
+            {
+            j=1;
+            led3=0;
+            wait(0.3);
+            wheel.reset();  
+            }
+            
+        }
+        if(j==1)
+        {
+            Delta1=Delta1+wheel.getPulses();
+            wheel.reset();
+            if (Delta1>12000)
+            {
+                Delta1=12000;
+            }              
+            if (Delta1<0)
+            {
+                Delta1=0;
+            }   
+            lcd.locate(11,0);
+            lcd.printf("    ");
+            lcd.locate(11,0);
+            lcd.printf("%.1f",Delta1);
+            wait(0.2);
+               
+            if(button3.falling())
+            {
+                j=2;
+                led3=0;
+                wait(0.3);
+                wheel.reset();   
+            }        
+        }
+        if(j==2)
+        {
+            Delta2=Delta2+wheel.getPulses();
+            wheel.reset();
+            if (Delta2>12000)
+            {
+                Delta2=12000;
+            }              
+            if (Delta2<0)
+            {
+                Delta2=0;
+            }   
+            lcd.locate(3,1);
+            lcd.printf("     ");
+            lcd.locate(3,1);
+            lcd.printf("%.1f",Delta2);
+            wait(0.2);
+            
+            if(button3.falling())
+            {
+                 j=3;
+                 led3=0;
+                 wait(0.3);
+                 wheel.reset();
+            }    
+        }
+        
+        if(j==3)
+        {
+            Delta3=Delta3+wheel.getPulses();
+            wheel.reset();
+            if (Delta3>12000)
+            {
+                Delta3=12000;
+            }              
+            if (Delta3<0)
+            {
+                Delta3=0;
+            }   
+            lcd.locate(11,1);
+            lcd.printf("     ");
+            lcd.locate(11,1);
+            lcd.printf("%.1f",Delta3);
+            wait(0.2);
+            
+            if(button3.falling())
+            {
+                 j=0;
+                 led3=0;
+                 wait(0.3);
+                 wheel.reset();
+            }    
+        }
+        
+        if(j==4)
+        {
+            j=0;
+        }
+        
+        if(!button4)
+        {
+            break;
+        }
+    }
+    
+    //////////////////////////////////////////////////////////////
+    
+    
+    
+    ////////////Inicializando PID////////////////////////////////
+    
+    lcd.cls(); //borra la pantalla
+    lcd.printf("  GUARDAMOS \nVALORES |m|"); 
+    wait(2);
+    
+    Delta22=Delta2+Delta1;
+    Delta33=Delta3+Delta2+Delta1; 
+    
+    T=0;
+    medd=3.1*100*y.read();
+    lcd.cls();
+    lcd.locate(0,0);
+    lcd.printf("Sp:%.1f",Sp);
+    lcd.locate(0,1);
+    lcd.printf("T=%.1f",Cont);
+    //lcd.locate(8,0);
+    //lcd.printf("Er:%.1f",err);
+    lcd.locate(8,0);
+    lcd.printf("T%.1f",medd);
+    lcd.locate(8,1);
+    lcd.printf("u:%.1f",PI);
+    wait(2);
+    
+    if (b==0)
+    {
+        t.start();
+        b=1;
+    }
+    
+    Tamb=3.1*100*y.read();
+    /////////////////////////////////////////////////////////////
+    
+    while(1)
+    {
+    ///////////////////////////Perfil Sp/////////////////////////
+    
+    //Funcion Rampa
+            if(t<=Delta1)
+            {
+            Sp=((Set-Tamb)/(Delta1))*t + Tamb;
+            }
+            if((t>Delta1)&&(t<=Delta22))
+            {
+            Sp=Set;
+            }
+            if((t>Delta22)&&(t<=Delta33))
+            {
+
+            Sp=((Tamb - Set)/(Delta3))*(t-Delta33) + Tamb;
+            
+            }
+            
+            if(t >= Cont)
+            {
+                Cont=Cont+1;
+                medd=3.1*100*y.read();
+                err = (Sp-medd);
+                inte=inte+err;
+                PI=(kp*err+ ki*inte);
+                pid=PI/100;
+                pid2=1-pid;
+                if(PI>100)
+                {
+                    PI=100;
+                }
+                if(PI<0)
+                {
+                    PI=0;
+                }
+                
+                Pwm1.period(1);
+                Pwm1.write(pid);  
+                Pwm2.period(1);
+                Pwm2.write(pid2); 
+            
+            
+            lcd.cls();
+            lcd.locate(0,0);     
+            lcd.printf("Sp=%.1f",Sp); 
+            lcd.locate(0,1);
+            lcd.printf("T=%d",Cont);
+            lcd.locate(8,0);
+            lcd.printf("T:%.1f",medd);
+            lcd.locate(8,1);
+            lcd.printf("u:%.1f",PI);
+                
+            }
+            
+            
+           
+    
+    /////////////////////////////////////////////////////////////
+    }
+}
diff -r 000000000000 -r 5f9a6e0aa3b0 mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Fri Jun 13 18:52:55 2014 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/024bf7f99721
\ No newline at end of file