Implemented PRSwitchGetStates to retrieve the current state of each switch

examples/pinproctest/pinproctest.cpp

@@ -84,6 +84,9 @@ void RunLoop(PRHandle proc)
     unsigned char dots[4*((128*32)/8)]; 
     unsigned int dotOffset = 0;
 
+    // Retrieve and store initial switch states. 
+    LoadSwitchStates(proc);
+
     while (runLoopRun)
     {
         PRDriverWatchdogTickle(proc);
@@ -107,6 +110,7 @@ void RunLoop(PRHandle proc)
             struct timeval tv;
             gettimeofday(&tv, NULL);
             printf("%d.%03d switch % 3d: %s\n", tv.tv_sec-startTime, tv.tv_usec/1000, event->value, stateText);
+            UpdateSwitchState( event );
         }
         PRFlushWriteData(proc);
         usleep(10*1000); // Sleep for 10ms so we aren't pegging the CPU.