Revision 2:83a817de162e, committed 2019-10-14

Comitter:

ykuroda

Date:

Mon Oct 14 02:35:03 2019 +0000

Parent:

1:49002ccc54b5

Commit message:

1st commit

Changed in this revision

diff -r 49002ccc54b5 -r 83a817de162e counter.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/counter.h	Mon Oct 14 02:35:03 2019 +0000
@@ -0,0 +1,31 @@
+//
+//  Counter Class
+//
+//  2019.10.13 ... Originally written by Y.Kuroda
+//
+#ifndef _COUNTER_H
+#define _COUNTER_H
+
+class Counter {
+  public:
+    Counter(PinName pin) : _interrupt(pin), _count(0) {       // create the InterruptIn on the pin specified to Counter
+        _interrupt.rise(callback(this, &Counter::increment)); // attach increment function of this counter instance
+        _interrupt.fall(callback(this, &Counter::increment)); // attach increment function of this counter instance
+    }
+
+    void increment() { _count++; }
+    int read() { return _count; }
+    int set(int c) { return _count=c; }
+    int reset(){ return set(0); }
+
+    int operator=(int c) { return set(c); }
+    operator int() { return read(); }
+    Counter& operator=(Counter& c){ _count=c.read(); return *this; }
+
+  protected:
+    InterruptIn _interrupt;
+    volatile int _count;
+};
+
+#endif
+

diff -r 49002ccc54b5 -r 83a817de162e main.cpp
--- a/main.cpp	Fri Jun 23 16:15:38 2017 -0500
+++ b/main.cpp	Mon Oct 14 02:35:03 2019 +0000
@@ -1,29 +1,18 @@
 #include "mbed.h"
-
-class Counter {
-public:
-    Counter(PinName pin) : _interrupt(pin) {        // create the InterruptIn on the pin specified to Counter
-        _interrupt.rise(callback(this, &Counter::increment)); // attach increment function of this counter instance
-    }
+#include "counter.h"
 
-    void increment() {
-        _count++;
-    }
-
-    int read() {
-        return _count;
-    }
-
-private:
-    InterruptIn _interrupt;
-    volatile int _count;
-};
-
-Counter counter(SW2);
+PwmOut pwm(D10);    // wire to tie D10, D12, and D13(LED1)
+DigitalIn led(LED1);
 
 int main() {
+    Counter count(D12);
+    count = 0;
+
+    pwm.period(0.1);
+    pwm = 0.5;
+
     while(1) {
-        printf("Count so far: %d\n", counter.read());
-        wait(2);
+        printf("Count so far: %d\n", int(count));
+        wait(1);
     }
 }
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