Revision 6:fdf022429fda, committed 2018-12-26

Comitter:

Otakutronics

Date:

Wed Dec 26 03:55:26 2018 +0000

Parent:

5:69c11c7877b6

Commit message:

Contador de 00-99 multiplexado con display de 7 segmentos UP/DOWN utilizando EventQueueAPI

Changed in this revision

--- a/main.cpp	Mon Aug 13 13:46:15 2018 -0500
+++ b/main.cpp	Wed Dec 26 03:55:26 2018 +0000
@@ -1,28 +1,106 @@
 #include "mbed.h"
+//<\>
+DigitalOut bjtUnd(PTB11,1);
+DigitalOut bjtDec(PTC11,1);
+DigitalOut led3(PTA2,0);
+
+InterruptIn btnInc(PTE25);
+InterruptIn btnDcr(PTE24);
 
-DigitalOut led1(LED1);
-InterruptIn sw(SW2);
-EventQueue queue(32 * EVENTS_EVENT_SIZE);
-Thread t;
+PortOut OutC(PortC, 0x000103A3);
+
+EventQueue queue1(32 * EVENTS_EVENT_SIZE);
+EventQueue queue2(32 * EVENTS_EVENT_SIZE);
 
-void rise_handler(void) {
-    printf("rise_handler in context %p\r\n", Thread::gettid());
-    // Toggle LED
-    led1 = !led1;
-}
+Thread thread1;
+Thread thread2;
+Thread thread3;
+
+unsigned char unidades = 0, decenas = 0;
 
-void fall_handler(void) {
-    printf("fall_handler in context %p\r\n", Thread::gettid());
-    // Toggle LED
-    led1 = !led1;
+void Incrementar()
+{
+    unidades ++;
+    if (unidades == 10){
+        unidades = 0;
+        decenas ++;
+        if (decenas == 10){
+            decenas = 0;
+        }
+    }    
+}
+void Decrementar()
+{
+    unidades --;
+    if (unidades == 0xFF){
+        unidades = 9;
+        decenas --;
+        if (decenas == 0xFF){
+            decenas = 9;
+        }
+    }
+}
+void ContadorAscendente(){
+    while(!btnInc){
+        Incrementar();
+        wait(0.25);   
+    }
+}
+void ContadorDescendente(){
+    while(!btnDcr){
+        Decrementar();
+        wait(0.25);
+    }
 }
-
-int main() {
-    // Start the event queue
-    t.start(callback(&queue, &EventQueue::dispatch_forever));
-    printf("Starting in context %p\r\n", Thread::gettid());
-    // The 'rise' handler will execute in IRQ context
-    sw.rise(rise_handler);
-    // The 'fall' handler will execute in the context of thread 't'
-    sw.fall(queue.event(fall_handler));
+void BinTo7Seg(unsigned char n){
+    switch (n){
+        case 0: OutC.write(0x80);
+                break;
+        case 1: OutC.write(0x0102A2);
+                break;
+        case 2: OutC.write(0x0120);
+                break;
+        case 3: OutC.write(0x010020);
+                break;
+        case 4: OutC.write(0x010202);
+                break;
+        case 5: OutC.write(0x010001);
+                break;
+        case 6: OutC.write(0x01);
+                break;
+        case 7: OutC.write(0x0100A2);
+                break;
+        case 8: OutC.write(0x00);
+                break;
+        case 9: OutC.write(0x010000); 
+                break;    
+    }
 }
+void DisplayMultiplexado()
+{
+    while(1){
+        BinTo7Seg(unidades);
+        bjtUnd = 0;
+        bjtDec = 1;
+        wait(0.01);
+        BinTo7Seg(decenas);
+        bjtUnd = 1;
+        bjtDec = 0;
+        wait(0.01);    
+    }
+}
+int main()
+{
+    thread1.start(callback(&queue1, &EventQueue::dispatch_forever));
+    btnInc.fall(queue1.event(ContadorAscendente));
+    thread2.start(callback(&queue2, &EventQueue::dispatch_forever));
+    btnDcr.fall(queue2.event(ContadorDescendente));
+    
+    thread3.start(DisplayMultiplexado);
+    
+    while(1)
+    {
+        led3 = !led3;
+        wait(0.4);
+    }
+}