diff --git a/uart/main.cpp b/uart/main.cpp
index 2d09849..cc2f359 100644
--- a/uart/main.cpp
+++ b/uart/main.cpp
@@ -21,8 +21,20 @@ void newUartUsage()
 	while (true) {
 		uint8_t received = 0;
 
-		if (serial1.rxByte(received))
+		while (!serial1.peek(received))
+			;
+
+		{
+			serial1 << F("Peeked: ");
 			serial1.txByte(received);
+			serial1 << F("\r\n");
+		}
+
+		if (serial1.rxByte(received)) {
+			serial1 << F("Received: ");
+			serial1.txByte(received);
+			serial1 << F("\r\n");
+		}
 	}
 
 	_delay_ms(1000);
diff --git a/uart/uart b/uart/uart
index 0bfd303..a3d76a1 160000
--- a/uart/uart
+++ b/uart/uart
@@ -1 +1 @@
-Subproject commit 0bfd303a26a8aad77607e9cefb1039997952af09
+Subproject commit a3d76a138ddb9e5c0e7607aae38248ef0b33959b