Diff: main.cpp

Revision:

4:f6840272e341

Parent:

3:e612c5f0c23d

--- a/main.cpp	Thu Mar 31 13:04:58 2016 +0000
+++ b/main.cpp	Fri Apr 08 12:17:43 2016 +0000
@@ -3,45 +3,25 @@
 #include "mbed.h"
 #include <time.h>
 
-SPI spi(D11, NC, D13); // mosi, miso, sclk
+DigitalOut led[] =  { DigitalOut( D10 ), DigitalOut( D11 ), DigitalOut( D12 ), DigitalOut( D13 ) };
 AnalogIn poti( A0 );
 
-/** 3 x 3 Werte */
-unsigned int strip[9];
-
-void writeLED()
-{
-    for ( int p = 0; p < 9; p++ )
-        spi.write( strip[p] );
-}
-
-void clearLED()
-{
-    for ( int p = 0; p < 9; p++ ) 
-    {
-        strip[p] = 0;
-        spi.write( strip[p] );
-    }
-}
-
 int main()
 {
-    printf( "LED Strip Test \n" );
+    printf( "Fernsehsimulator\n" );
      
-    spi.format( 8,0 );
-    spi.frequency( 800000 );
-
-    clearLED();
     time_t t;
     time(&t);
     srand( (unsigned int)t );              /* Zufallsgenerator initialisieren */
 
     while   ( 1 )
     {
-        for ( int i = 0; i < 9; i++ )
-            strip[i] = rand() % 64 + 1;
+        for ( int i = 0; i < 4; i++ )
+        {
+            int r = rand();
+            led[i] = ( (r % (i+2) ) != 0 ) ? 1 : 0;
+        }
             
-        writeLED();
         wait( poti.read() );          
     }
 }
\ No newline at end of file