diff --git a/demo/demo b/demo/demo
index ba30e9d44124ea897cbe414df712f71f4c180792..06376fa56e25984b1438c96da412e9ed5dca3bb7 100755
Binary files a/demo/demo and b/demo/demo differ
diff --git a/demo/demo.c b/demo/demo.c
index 145006272f6bd53c1bfe158afd6eb45f0a71a0da..237d519a9ae77f09320f5c137c205c04229c8521 100644
--- a/demo/demo.c
+++ b/demo/demo.c
@@ -201,7 +201,7 @@ void* loop5(void *data) // PIR
 			t++;
 		else if(flag==1)
 			f++;
-		printf("%d %d %d\n",flag,t,f);
+		printf("pir answer = %d nodetect = %d detect = %d\n",flag,t,f);
 		n++;
 		if(n>=30)
 		{
diff --git a/demo/demo.o b/demo/demo.o
index dc17090d6fa09b36bef4e3fd0f529fcb3fb4aeb4..9159cc041ac77c2ea1b1901901cdff7002fcbe39 100644
Binary files a/demo/demo.o and b/demo/demo.o differ