Revision 0:0f9bd78f7f40, committed 2018-05-23

Comitter:

MarceRondan

Date:

Wed May 23 11:27:52 2018 +0000

Commit message:

Tp1 Punto1

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed May 23 11:27:52 2018 +0000
@@ -0,0 +1,74 @@
+#include "mbed.h"
+
+enum{
+    led_permoff,
+    blink,
+    };
+InterruptIn int_puls_start(PTD2);
+DigitalOut led (LED1);
+//defino funciones
+void timer_antirrebote(void);
+void detect(void);
+void blinker(void);
+//defino variables
+unsigned int puls=0,end_cont=0;//end_cont es la variable que indica la finalizacion del contador, puls es la variable que simula un pulsador con retencion
+unsigned int cont_antirrebote;
+unsigned char state;
+unsigned int cont_blink;
+Ticker tim;
+
+
+int main() {
+    tim.attach(&timer_antirrebote,0.001);//configuro timer a 1ms
+    int_puls_start.fall(&detect);//activo interrupcion por flanco descendente
+    
+    while(1) {  
+    blinker();
+}
+}
+
+void blinker(){
+    if (end_cont){//se ejecuta si termina el contador del antirrebote
+            end_cont=0;
+            if(int_puls_start.read()==0){//si el pulsador se apreto se cambia la variable a
+                if(puls==0)
+                    puls=1;
+                else
+                    puls=0;
+                    }
+        }
+    switch(state){
+        case led_permoff:
+            led=1;//led apagado permanentemente
+            if(puls==1)
+                state=blink;
+            break;
+        
+        case blink:
+        if(puls==0)
+            state=led_permoff;
+        if (cont_blink==0){//se produce el blinkeo del led
+            if(led==0)
+                led=1;
+            else
+                led=0;
+            cont_blink=500;
+            }
+        break; 
+        } 
+    }
+
+void detect(){//al detectarse la interrupcion se inicia el contador del antirrebote
+    if (cont_antirrebote==0 )
+        cont_antirrebote=20;
+    
+}
+void timer_antirrebote(){//funcion de timer
+        if (cont_antirrebote>0){
+            cont_antirrebote--;
+            if(!cont_antirrebote)end_cont=1;
+        }
+        if (cont_blink>0)
+            cont_blink--;
+        
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed May 23 11:27:52 2018 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/5aab5a7997ee
\ No newline at end of file