Revision 1:fc92ede355c4, committed 2017-01-03

Comitter:

CarlosKitu

Date:

Tue Jan 03 14:14:51 2017 +0000

Parent:

0:005ae170e5f9

Commit message:

Just to try whether is it posible to call rtostimer::start()/stop() from an ISR. The answer seems to be NO.

Changed in this revision

diff -r 005ae170e5f9 -r fc92ede355c4 main.cpp
--- a/main.cpp	Tue Jan 03 13:49:43 2017 +0000
+++ b/main.cpp	Tue Jan 03 14:14:51 2017 +0000
@@ -4,67 +4,93 @@
 DigitalOut myled(LED1);
 Serial pc(SERIAL_TX, SERIAL_RX);
 
-volatile int contador_timer = 0;
-volatile int estado_timer = 0;
+volatile int count_timer = 0;
+volatile int state_timer = 0;
+volatile int count_button = 0;
+
 RtosTimer * timer;
 
-class Counter {
-public:
-    Counter(PinName pin) : _interrupt(pin) {        // create the InterruptIn on the pin specified to Counter
-        _interrupt.rise(this, &Counter::increment); // attach increment function of this counter instance
-        _interrupt.mode(PullUp);
-    }
- 
-    void increment() {
-        _count++;
+void increment() {
+   count_button ++;
         
-        if(estado_timer==0)
-        {
-            myled = 1 - myled;
-            ;
-            timer->start(1000);
-        }
-        else{
-            timer->stop();
-            myled = 1 - myled;
-        }
-        estado_timer = 1 - estado_timer;
+    if(state_timer==0)
+    {
+        myled = 1 - myled;
+        timer->start(1000);
+    }
+    else{
+        timer->stop();
+        myled = 1 - myled;
     }
+    state_timer = 1 - state_timer;
+}
  
-    int read() {
-        return _count;
-    }
+
  
-private:
-    InterruptIn _interrupt;
-    volatile int _count;
-};
+InterruptIn interrupt(PC_9);
+
 
-void tick(void const * arg){
-    contador_timer += 1;
+
+void timeout(void const * arg){
+    count_timer += 1;
     //myled = 1 - myled;
     }
 
 
-Counter counter(PC_9);  // Boton azul
-
 
 int main() {
 
   myled = 1;
-  timer = new RtosTimer(tick, osTimerPeriodic, (void *) 0);
+  timer = new RtosTimer(timeout, osTimerPeriodic, (void *) 0);
+  interrupt.rise(&increment);
+  interrupt.mode(PullUp);
   //timer->start(1000);
   
   while(1){
-    //wait(1);
     Thread::wait(2100);
-    //if (counter.read()==2) timer->start(1000);
-    //if (counter.read()==10) timer->stop();
+    if (count_button==10) timer->start(1000);
+    if (count_button==20) timer->stop();
     //pc.printf("bucle princ %i\r\n", counter.read());
-    pc.printf("bucle princ. contador_timer: %i contador_boton %i\r\n", contador_timer, counter.read());
+    pc.printf("count_timer: %i count_button %i\r\n", count_timer, count_button);
     //myled = 1 - myled;
   }
 }
 
 
-
+/* CONSOLE
+count_timer: 0 count_button 0                                                   
+count_timer: 0 count_button 0                                                   
+count_timer: 0 count_button 0                                                   
+count_timer: 0 count_button 0                                                   
+count_timer: 0 count_button 1                                                   
+count_timer: 0 count_button 1                                                   
+count_timer: 0 count_button 2                                                   
+count_timer: 0 count_button 4                                                   
+count_timer: 0 count_button 5                                                   
+count_timer: 0 count_button 6                                                   
+count_timer: 0 count_button 7                                                   
+count_timer: 0 count_button 8                                                   
+count_timer: 0 count_button 9                                                   
+count_timer: 0 count_button 10                                                  
+count_timer: 2 count_button 10                                                  
+count_timer: 4 count_button 10                                                  
+count_timer: 6 count_button 11                                                  
+count_timer: 8 count_button 12                                                  
+count_timer: 10 count_button 12                                                 
+count_timer: 12 count_button 12                                                 
+count_timer: 14 count_button 14                                                 
+count_timer: 16 count_button 14                                                 
+count_timer: 18 count_button 14                                                 
+count_timer: 21 count_button 15                                                 
+count_timer: 23 count_button 15                                                 
+count_timer: 25 count_button 17                                                 
+count_timer: 27 count_button 18                                                 
+count_timer: 29 count_button 20                                                 
+count_timer: 29 count_button 20                                                 
+count_timer: 29 count_button 20                                                 
+count_timer: 29 count_button 21                                                 
+count_timer: 29 count_button 21                                                 
+count_timer: 29 count_button 22                                                 
+count_timer: 29 count_button 23                                                 
+count_timer: 29 count_button 24     
+*/