diff --git a/test/usart.cpp b/test/usart.cpp
deleted file mode 100644
index 65b6719..0000000
--- a/test/usart.cpp
+++ /dev/null
@@ -1,65 +0,0 @@
-#include <avr/io.h>
-#include <avr/interrupt.h>
-#include "usart.h"
-
-namespace usart
-{
-    namespace {
-        static FILE mystdout;
-    }
-    
-    void init( unsigned long baud) {
-        fdev_setup_stream(&mystdout, put_printf, NULL, _FDEV_SETUP_WRITE);
-        stdout = &mystdout;
-        const unsigned int ubrr =  F_CPU/8/baud-1;
-
-        /*Set baud rate */
-        
-        
-        #if defined __AVR_ATmega328P__
-            UBRR0H = (unsigned char)(ubrr>>8);
-            UBRR0L = (unsigned char)ubrr;
-            UCSR0A |= (1<<U2X0);
-            //Enable receiver and transmitter 
-            UCSR0B = (1<<RXEN0)|(1<<TXEN0);
-            //UCSRB |= (1<< RXCIE)|(1<<TXCIE);
-            /* Set frame format: 8data, 2stop bit */
-            UCSR0C = (1<<USBS0)|(3<<UCSZ00);
-        #elif defined  __AVR_ATmega32__ || defined __AVR_ATmega16__
-            UBRRH = (unsigned char)(ubrr>>8);
-            UBRRL = (unsigned char)ubrr;
-            UCSRA |= (1<<U2X);
-            //Enable receiver and transmitter 
-            UCSRB = (1<<RXEN)|(1<<TXEN);
-            //UCSRB |= (1<< RXCIE)|(1<<TXCIE);
-            /* Set frame format: 8data, 2stop bit */
-            UCSRC = (1 << URSEL)|(3<<UCSZ0);
-        #endif
-    
-    }
-
-    void put(char data) {
-        #if defined __AVR_ATmega328P__
-            while ( !( UCSR0A & (1<<UDRE0)) ); UDR0 = data;
-        #elif defined  __AVR_ATmega32__ || defined __AVR_ATmega16__
-            while ( !( UCSRA & (1<<UDRE)) ); UDR = data;
-        #endif
-        
-       
-    }
-
-    char get( void ) {
-        #if defined __AVR_ATmega328P__
-            while ( !(UCSR0A & (1<<RXC0)) ); return UDR0;
-        #elif defined  __AVR_ATmega32__ || defined __AVR_ATmega16__
-            while ( !(UCSRA & (1<<RXC)) ); return UDR;
-        #endif
-    }       
-   
-    int put_printf(char var, FILE *stream) {
-        put(var);
-        return 0;
-    }
-} // namespace usart
-
-
diff --git a/test/usart.h b/test/usart.h
deleted file mode 100644
index b2a4855..0000000
--- a/test/usart.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#pragma once
-
-#include <stdio.h>
-
-namespace usart
-{
-    void init(unsigned long baud);
-    void put(char data );
-    char get();
-    int put_printf(char var, FILE *stream);
-} // namespace usart
-
-
-