Teclado Matricial 4X4 + PID

Dependencies:   FPointer TextLCD keypad mbed

Files at this revision

API Documentation at this revision

Comitter:
avallejopo
Date:
Fri Nov 29 18:26:39 2013 +0000
Commit message:
Teclado matricial 4X4 + PID

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 18:26:39 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 18:26:39 2013 +0000
@@ -0,0 +1,1 @@
+https://mbed.org/users/avallejopo/code/TextLCD/#aba8ab3dde9d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/keypad.lib	Fri Nov 29 18:26:39 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 18:26:39 2013 +0000
@@ -0,0 +1,150 @@
+#include "mbed.h"
+#include "keypad.h"
+#include "TextLCD.h"
+#include "stdlib.h"
+
+TextLCD lcd(PTB10, PTB11, PTE2, PTE3, PTE4, PTE5); // rs, e, d4-d7
+AnalogIn y(PTB0);
+AnalogOut u(PTE30);
+int C1=0x0F; // Cursor
+int C4=0x0C; // quito cursor bajo
+int spnum=0,kinum=0,kpnum=0,kdnum=0,pos=1,tecla,flag1=1,num=0;
+int err, med, yr, pid, ap, ai, ad, err_v;
+float pidn;
+int flagt=0;
+Timer t;
+char cadena[3]={' ',' ',' '};
+int llena=0; //verificar que la entrada es de 3 numeros
+// Define your own keypad values
+char Keytable[] = { '1', '2', '3', 'A',
+                    '4', '5', '6', 'B',
+                    '7', '8', '9', 'C',
+                    '*', '0', '#', 'D'
+                  };
+
+uint32_t cbAfterInput(uint32_t index) {
+    tecla=index;
+    flag1=0;
+    return 0;
+}
+
+int main() {
+    Keypad keypad(PTA2, PTD4, PTD3, PTD7,PTA13, PTD5, PTD0, PTD2);
+    ini1:
+    err=0; med=0; yr=0; pid=0; ap=0; ai=0; ad=0; err_v=0;pidn=0;
+    lcd.cls(); // Borrar Pantalla
+    lcd.writeCommand(C1);//escribimos un comando segun el manual del modulo LCD
+
+    lcd.locate(8,0);
+    lcd.printf("Kp=%d",kpnum);
+    lcd.locate(0,1);
+    lcd.printf("Ki=%d",kinum);
+    lcd.locate(8,1);
+    lcd.printf("Kd=%d",kdnum);
+    lcd.locate(0,0);
+    lcd.printf("Sp=%d",spnum);
+    
+    ini2:
+    keypad.CallAfterInput(&cbAfterInput);
+    keypad.Start();
+    if(flag1==0){
+        if(Keytable[tecla]=='B'){
+            cadena[0]=' ';cadena[1]=' ';cadena[2]=' ';
+            llena=0;
+            num=0;
+            if(pos==4){
+                pos=1;}
+            else {
+                pos++;}
+        }
+        else if(Keytable[tecla]=='A'){
+            llena--;
+            cadena[llena]=' ';
+            num=strtod(cadena,NULL);
+        }
+        else if((tecla==0)||(tecla==1)||(tecla==2)||(tecla==4)||(tecla==5)||(tecla==6)||(tecla==8)||(tecla==9)||(tecla==10)||(tecla==13)){
+            if(llena<3){
+                cadena[llena]=Keytable[tecla];
+                num=strtod(cadena,NULL);
+                llena++;}
+        }
+        else if(Keytable[tecla]=='D'){
+            lcd.writeCommand(C4);//escribimos un comando segun el manual del modulo LCD para quitar cursor bajo
+            lcd.cls(); //borra la pantalla
+            lcd.printf("   GUARDADOS!");
+            wait(1);
+            lcd.cls();
+            lcd.printf(" INICIA EL PID");
+            wait(1);
+            // se imprimen los parches del control  *****************************************
+            lcd.cls();
+            lcd.printf("Er=%d",err);
+            lcd.locate(8,0);
+            lcd.printf("Me=%d",med);
+            lcd.locate(0,1);
+            lcd.printf("Sp=%d",spnum);
+            lcd.locate(8,1);
+            lcd.printf("Co=%d",pid);
+            wait(2);
+            cicloPID:
+                if(Keytable[tecla]=='C'){
+                    spnum=0;kinum=0;kpnum=0;kdnum=0;llena=0;pos=1;flag1=1;
+                    cadena[0]=' ';cadena[1]=' ';cadena[2]=' ';
+                    goto ini1;}
+                med=999*y.read();   //leer puerto analogo y asignar a med
+                err = (spnum-med);  //se calcula el error        
+                ap = kpnum*err;     //se calcula la accion proporcinal        
+                if(ai<100){// se verifica que la accion integral no sea muy grande
+                    ai =(kinum*err)+ai;}    //calculo de la integral del error
+                ad = kdnum*(err-err_v); //calculo de la accion derivativa
+                pid = (ap+ai+ad);
+                if(pid<=0){// se verifica que pid sea positivo
+                    pid=0;}
+                if (pid > 999){// se verifica que pid sea menor o igual la valor maximo
+                    pid=999;}
+                err_v = err;// se actualizan las variables
+                if(flagt==0){//se muestran las variables
+                    t.start();
+                    flagt=1;}
+                if(t>=0.3){
+                    lcd.locate(3,0);lcd.printf("    ");
+                    lcd.locate(3,0);lcd.printf("%d",err);
+                    lcd.locate(11,0);lcd.printf("    ");
+                    lcd.locate(11,0);lcd.printf("%d",med);
+                    lcd.locate(3,1);lcd.printf("    ");
+                    lcd.locate(3,1);lcd.printf("%d",spnum);
+                    lcd.locate(11,1);lcd.printf("    ");
+                    lcd.locate(11,1);lcd.printf("%d",pid);
+                    flagt=0;
+                    t.reset();
+                }
+        
+                pidn=pid/999;//Normalizacion de la salida
+                u.write(pidn);//se envia el valor pid a puerto analogico de salida (D/A)
+                wait(0.005);
+            goto cicloPID;
+        }            
+        if(pos==1){
+            spnum=num;
+            lcd.locate(3,0);lcd.printf("    ");
+            lcd.locate(3,0);lcd.printf("%d",spnum);
+        }
+        else if(pos==2){
+            kpnum=num;
+            lcd.locate(11,0);lcd.printf("    ");
+            lcd.locate(11,0);lcd.printf("%d",kpnum);
+        }
+        else if(pos==3){
+            kinum=num;
+            lcd.locate(3,1);lcd.printf("    ");
+            lcd.locate(3,1);lcd.printf("%d",kinum);
+        }
+        else if(pos==4){
+            kdnum=num;
+            lcd.locate(11,1);lcd.printf("    ");
+            lcd.locate(11,1);lcd.printf("%d",kdnum);
+        }
+    }
+    flag1=1;
+    goto ini2;        
+}
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Fri Nov 29 18:26:39 2013 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/a9913a65894f
\ No newline at end of file