diff --git a/include/uart/uart.h b/include/uart/uart.h
index 05f856d..c0a452e 100644
--- a/include/uart/uart.h
+++ b/include/uart/uart.h
@@ -34,7 +34,7 @@ public:
     Uart();
     void sendTarget(float x, float y ,float z);
 
-    char receive();
+    uint8_t receive();
     void receive_data();
 };
 
diff --git a/main.cpp b/main.cpp
index 8a9a067..4508782 100644
--- a/main.cpp
+++ b/main.cpp
@@ -93,9 +93,10 @@ void uartReceive(Uart* uart){
     char buffer[100];
     int cnt=0;
     while(true){
-        char data;
-        while((data=uart->receive()) != '\n'){
-            buffer[cnt++] = data;
+        unsigned int data;
+        while(1){
+            cout << (data=uart->receive()) << endl;
+//            buffer[cnt++] = data;
         }buffer[cnt] = 0;
         if(cnt==1 && buffer[0]=='e'){
             state = ENERGY_STATE;
diff --git a/src/uart/uart.cpp b/src/uart/uart.cpp
index 50c2a0b..faa8054 100644
--- a/src/uart/uart.cpp
+++ b/src/uart/uart.cpp
@@ -153,8 +153,8 @@ void Uart::sendTarget(float x, float y, float z) {
 // 's' + (x) ( 8bit + 8bit ) + (y) ( 8bit + 8bit ) + (z) ( 8bit + 8bit ) + 'e'
 
 
-char Uart::receive() {
-    char data;
+uint8_t Uart::receive() {
+    uint8_t data;
     while(read(fd, &data, 1) < 1);
     return data;
 }