PID con teclado matricial 4x4

Dependencies:   FPointer TextLCD-modificada keypad mbed

Files at this revision

API Documentation at this revision

Comitter:
salondonog
Date:
Fri Nov 29 17:46:57 2013 +0000
Commit message:
PID con teclado matricial 4x4;

Changed in this revision

FPointer.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
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FPointer.lib	Fri Nov 29 17:46:57 2013 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/AjK/code/FPointer/#56e309e76c19
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TextLCD.lib	Fri Nov 29 17:46:57 2013 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/salondonog/code/TextLCD-modificada/#74616aa6c0c7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/keypad.lib	Fri Nov 29 17:46:57 2013 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/yoonghm/code/keypad/#e48ba5b4c497
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Nov 29 17:46:57 2013 +0000
@@ -0,0 +1,223 @@
+#include "mbed.h"
+#include "TextLCD.h"
+#include"keypad.h"
+#include"FPointer.h"
+
+TextLCD lcd(PTB10, PTB11, PTE2, PTE3, PTE4, PTE5);  //configura los puestos PTE0,PTE1,PTE2,PTE3,PTE4,PTE5, donde se conectara el LCD 16x2
+Keypad keypad(PTA2,PTD4,PTD3,PTD7,PTA13,PTD5,PTD0,PTD2);
+AnalogIn Vin(PTB0);
+AnalogOut Vout(PTE30);
+Timer t;
+int cero;
+int flag;
+int q;
+int k;
+int C1=0x0E;    //configurar el lcd para mostrar el guin bajo
+int C2=0x0C;    //configurar el lcd para no mostrar el guion bajo
+float s=0;       //set point
+float p=0;       //ganancia proporcional
+float i=0;       //ganancia integral
+float d=0;       //ganancia derivativa
+int ind=0;      //vector de caracteres.
+float err, med, yr, ap, ai, ad, err_v, cycle;
+float pid;
+float  Keytable[] = {1,2,3,11,
+                   4,5,6,12,
+                   7,8, 9,13,
+                   0,0,0,0};
+
+void incremento(int h){             //Funcion que incremente los valores 
+if(h==0){
+        if (q!=1 && s<10){
+        s=ind;
+        q=1;
+        }
+        else{
+         s=10*s+ind;
+         }
+         if(s>999)s=999;
+        lcd.locate(3,0); lcd.printf("   ");
+        lcd.locate(3,0); lcd.printf("%.0f",s);
+        
+      }
+else if(h==1){
+        if (q!=1 && p<10){
+        p=ind;
+        q=1;
+        }
+        else{
+         p=10*p+ind;
+         }
+         if(p>999)p=999;
+        lcd.locate(11,0); lcd.printf("   ");
+        lcd.locate(11,0); lcd.printf("%.0f",p);
+      }
+else if(h==2){
+        if (q!=1 && i<10){
+        i=ind;
+        q=1;
+        }
+        else{
+         i=10*i+ind;
+         }
+         if(i>999)i=999;
+        lcd.locate(3,1); lcd.printf("   ");
+        lcd.locate(3,1); lcd.printf("%.0f",i);  
+      }
+else{
+        if (q!=1 && d<10){
+        d=ind;
+        q=1;
+        }
+        else{
+         d=10*d+ind;
+         }
+         if(d>999)d=999;
+        lcd.locate(11,1); lcd.printf("   ");
+        lcd.locate(11,1); lcd.printf("%.0f",d);
+    }
+    ind=0; cero=0;
+}
+
+uint32_t cbAfterInput(uint32_t index) {
+    ind=Keytable[index];
+    cero=index;
+    return 0;
+}
+
+void def_posicion(int h){
+    if (h==0){
+    lcd.locate(3,0); lcd.printf("%.0f",s);
+    lcd.locate(3,0); 
+    }
+    else if(h==1){
+    lcd.locate(11,0);   lcd.printf("%.0f",p);
+    lcd.locate(11,0);   
+    }
+    else if (h==2){
+    lcd.locate(3,1); lcd.printf("%.0f",i);
+    lcd.locate(3,1); 
+    }
+    else {
+    lcd.locate(11,1);   lcd.printf("%.0f",d);
+    lcd.locate(11,1);  
+    }
+}
+
+void star_patch1(void){  //funcion que imprime los caracteres que no van a variar en el display
+lcd.cls();
+lcd.locate(8,0);
+lcd.printf("Kp=%.0f",p);
+lcd.locate(0,1);
+lcd.printf("Ki=%.0f",i);
+lcd.locate(8,1);
+lcd.printf("Kd=%.0f",d);
+lcd.writeCommand(C1);   //permite que el cursor se vea y sea intermitente
+lcd.locate(0,0); 
+lcd.printf("Sp=%.0f",s);
+}
+
+void star_patch2(void){  //funcion que imprime los caracteres que no van a variar en el display
+lcd.writeCommand(C2);
+lcd.cls();
+lcd.printf("***INICIA PID***");    lcd.printf("****************");
+wait(2);
+lcd.cls();
+lcd.printf("Er%=f",err);
+lcd.locate(8,0);    lcd.printf("Me=%.0f",med); 
+lcd.locate(0,1);    lcd.printf("Sp=%.0f",s);
+lcd.locate(8,1);    lcd.printf("Co=%.0f",pid);
+wait(3);
+}
+
+int main(){
+star_patch1();
+    keypad.CallAfterInput(&cbAfterInput);
+    keypad.Start();
+ini1:
+  if(ind==12){
+    if (k<3) k++;
+    else k=0;
+    def_posicion(k);
+    ind=0;
+    q=0;
+  }
+  if(ind==13){
+  ind=0;
+  goto PID;
+  }
+  if(ind==11){
+    if (k==0){
+    s=0;
+    lcd.locate(3,0); lcd.printf("   ");
+    lcd.locate(3,0); lcd.printf("%.0f",s);
+    }
+    else if(k==1){
+    p=0;
+    lcd.locate(11,0); lcd.printf("   ");  
+    lcd.locate(11,0); lcd.printf("%.0f",p);
+    }
+    else if (k==2){
+    i=0;
+    lcd.locate(3,1); lcd.printf("   ");
+    lcd.locate(3,1); lcd.printf("%.0f",i);
+    }
+    else {
+    d=0;
+    lcd.locate(11,1);  lcd.printf("   "); 
+    lcd.locate(11,1);  lcd.printf("%.0f",d);
+    }
+    q=0; ind=0; 
+  }
+  if (ind!=0 && ind!=12 && ind!=13 && ind!=11 || cero==13 ){
+  incremento(k);
+  } 
+  goto ini1;
+    
+PID:    
+    star_patch2();
+    
+    while (1){
+    
+    med=Vin.read()*1000;
+    err =s-med;
+    ap = p*err;           
+    ai =(i*0.001*err)+ai;    //calculo de la integral del error
+    // se verifica que la accion integral no sea muy grande
+    ad = d*(err-err_v); //calculo de la accion derivativa
+    pid =(ap+ai+ad);
+    //****se muestran las variables******************************************
+    if (pid > 999)pid=1000; 
+    if (pid<0)pid=0;
+    
+    
+    Vout.write(pid/1000);
+    if(flag==0){
+    t.start();
+    flag=1;
+    }
+    if (t>0.3){
+    lcd.locate(3,0);
+    lcd.printf("     ");
+    lcd.locate(3,0);
+    lcd.printf("%.0f",err);
+    lcd.locate(11,0);
+    lcd.printf("     ");
+    lcd.locate(11,0);
+    lcd.printf("%.0f",med);
+    lcd.locate(3,1);
+    lcd.printf("     ");
+    lcd.locate(3,1);
+    lcd.printf("%.0f",s);
+    lcd.locate(11,1);
+    lcd.printf("     ");
+    lcd.locate(11,1);
+    lcd.printf("%.2f ",pid/1000);
+    t.reset();
+    flag=0;
+    wait(.3);
+    }
+    // se actualizan las variables *******************************************
+    err_v = err;
+    }
+}
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Fri Nov 29 17:46:57 2013 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/a9913a65894f
\ No newline at end of file