Diff: main.cpp

Revision:

0:f96b0b385ec4

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Jun 13 18:30:37 2014 +0000
@@ -0,0 +1,31 @@
+#include "mbed.h"
+#include "dhry.h"
+
+DigitalOut myled(LED1);
+Timer timer;
+Serial pc(USBTX, USBRX);  //serial channel over HDK USB interface
+
+int main() {
+    double benchtime, dps;
+    unsigned long loops;
+    
+    pc.baud(9600);
+    printf("Dhrystone Benchmark Program C/1 12/01/84\r\n");
+    timer.start();
+    while(1) {
+        loops = 0l;
+        myled = 1;
+        timer.reset();
+        do {
+            Proc0();
+            loops += LOOPS;
+            benchtime = timer.read();
+        } while (benchtime <= 60.000);
+        myled = 0;
+        dps = (double)loops / benchtime;
+        printf("Dhrystone time for %ld passes = %.3f sek\r\n", loops, benchtime);
+        printf("This machine benchmarks at %.0f dhrystones/second\r\n", dps);
+        
+        wait(1.0);
+    }
+}