diff --git a/lambda-test/lambda-test.c b/lambda-test/lambda-test.c
index f841d91..bdaa77f 100644
--- a/lambda-test/lambda-test.c
+++ b/lambda-test/lambda-test.c
@@ -19,9 +19,9 @@
 	int temp = toTempI(100);
 
 	if (temp == 20) {
-		printString("testToTempI(): passed\r\n");
+		printString("testToTempI(): passed\n");
 	} else {
-		printString("testToTempI(): failed!\r\n");
+		printString("testToTempI(): failed!\n");
 	}
 }
 
@@ -29,9 +29,9 @@
 	int temp = toTempO(454);
 
 	if (temp == 0) {
-		printString("testToTempO(): passed\r\n");
+		printString("testToTempO(): passed\n");
 	} else {
-		printString("testToTempO(): failed!\r\n");
+		printString("testToTempO(): failed!\n");
 	}
 }
 
@@ -40,6 +40,9 @@
 	initUSART();
 	testToTempI();
 	testToTempO();
+	// send EOT
+	printString("\n");
+	transmitByte(4);
 
 	return 0;
 }
diff --git a/lambda-test/lambda-test.elf b/lambda-test/lambda-test.elf
index a4e4bce..29667a1 100755
--- a/lambda-test/lambda-test.elf
+++ b/lambda-test/lambda-test.elf
Binary files differ
diff --git a/lambda-test/lambda-test.hex b/lambda-test/lambda-test.hex
index faacfa3..4fed34f 100644
--- a/lambda-test/lambda-test.hex
+++ b/lambda-test/lambda-test.hex
@@ -5,126 +5,126 @@
 :1000400026C0000024C0000022C0000020C0000024
 :100050001EC000001CC000001AC0000018C0000034
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diff --git a/lambda/lambda.elf b/lambda/lambda.elf
index a350c71..ed4052c 100755
--- a/lambda/lambda.elf
+++ b/lambda/lambda.elf
Binary files differ
diff --git a/lambda/lambda.hex b/lambda/lambda.hex
index 90bd2f7..1c16a0e 100644
--- a/lambda/lambda.hex
+++ b/lambda/lambda.hex
@@ -360,7 +360,7 @@
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 :10167E005469202533642043202564202020546F94
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