diff --git a/App/app.cpp b/App/app.cpp
index 581a583..b8d590b 100644
--- a/App/app.cpp
+++ b/App/app.cpp
@@ -34,6 +34,7 @@ extern "C" {
     #include "vl6180_app.h"
 }
 
+#include <cstring>
 #include "uart_bridge.hpp"
 #include "tim.h"
 
@@ -114,7 +115,8 @@ uint32_t waitAnswerFromReaderMs = 0;
 #define DATA_TIMEOUT 500
 
 uint32_t lightStartMs = 0;
-
+uint8_t uart1Buf[1024];
+uint8_t uart2Buf[1024];
 uint8_t uartTask (void) // return 0 if data received , otherwise return 1
 {
 
@@ -132,32 +134,41 @@ uint8_t uartTask (void) // return 0 if data received , otherwise return 1
     if (!bridge.uart1Buf->is_empty() && (__HAL_UART_GET_FLAG(bridge.getHuart2(), UART_FLAG_TC))) {
         waitAnswerFromReaderMs = HAL_GetTick();
         std::string_view stringView{bridge.uart1Buf->dequeue()};
-        if (stringView.find("FIRMWARE_UPDATE") != std::string::npos)
+        uint32_t size = stringView.size();
+        if (size > 4)
         {
-            HAL_UART_DeInit(&huart1);
-            BootComInit();
-            zummerOff();
-            lightingOff();
+            stringView.copy(reinterpret_cast<char *>(uart1Buf), size, 0);
+            if (stringView.find("FIRMWARE_UPDATE") != std::string::npos)
+            {
+                HAL_UART_DeInit(&huart1);
+                BootComInit();
+                zummerOff();
+                lightingOff();
+            }
+            else if (stringView.find("ZOOMER_ON") != std::string::npos)
+            {
+                zummerOn();
+            }
+            else if (stringView.find("ZOOMER_OFF") != std::string::npos)
+            {
+                zummerOff();
+            }
+            else
+                HAL_UART_Transmit_IT(bridge.getHuart2(), (const uint8_t*) uart1Buf, size);
         }
-        else if (stringView.find("ZOOMER_ON") != std::string::npos)
-        {
-            zummerOn();
-        }
-        else if (stringView.find("ZOOMER_OFF") != std::string::npos)
-        {
-            zummerOff();
-        }
-        else
-            HAL_UART_Transmit_IT(bridge.getHuart2(), (const uint8_t*) std::string(stringView).c_str(), stringView.size());
-
         return 0;
     }
 
     if (!bridge.uart2Buf->is_empty() && (__HAL_UART_GET_FLAG(bridge.getHuart1(), UART_FLAG_TC))) {
         waitAnswerFromReaderMs = 0;
         std::string_view stringView{bridge.uart2Buf->dequeue()};
-        HAL_UART_Transmit_IT(bridge.getHuart1(), (const uint8_t*) std::string(stringView).c_str(), stringView.size());
-        return 0;
+        uint32_t size = stringView.size();
+        if (size  > 4)
+        {
+            stringView.copy(reinterpret_cast<char *>(uart2Buf), size, 0);
+            HAL_UART_Transmit_IT(bridge.getHuart1(), (const uint8_t*) uart2Buf, size);
+            return 0;
+        }
     }
     return 1;
 }
diff --git a/main_prog/Core/Src/uart_bridge.cpp b/main_prog/Core/Src/uart_bridge.cpp
index 8d80ff8..e7f42b0 100644
--- a/main_prog/Core/Src/uart_bridge.cpp
+++ b/main_prog/Core/Src/uart_bridge.cpp
@@ -20,6 +20,7 @@ extern "C" void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t S
     {
         std::string_view stringView{(const char *) bridgePnt->dataFromUart1, Size};
          bridgePnt->uart1Buf->enqueue(stringView);
+        HAL_UART_Abort(bridgePnt->getHuart1());
         HAL_UARTEx_ReceiveToIdle_IT(bridgePnt->getHuart1(),(uint8_t*)bridgePnt->dataFromUart1, BUF_SIZE );
 
     }
@@ -27,6 +28,7 @@ extern "C" void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t S
     {
         std::string_view stringView{(const char *) bridgePnt->dataFromUart2, Size};
         bridgePnt->uart2Buf->enqueue(stringView);
+        HAL_UART_Abort(bridgePnt->getHuart2());
         HAL_UARTEx_ReceiveToIdle_IT(bridgePnt->getHuart2(),(uint8_t*)bridgePnt->dataFromUart2, BUF_SIZE );
     }