diff --git a/.gitignore b/.gitignore
index 2d8ff23..b68e17f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,8 @@ main1.c
 uart.c
 uart.h
 
-!./hdlc
\ No newline at end of file
+!./hdlc
+/.idea/Display_Avr_3.iml
+/.idea/.gitignore
+/.idea/vcs.xml
+/.idea/modules.xml
diff --git a/hdlc/client.c b/hdlc/client.c
index 5408d36..1a8a851 100644
--- a/hdlc/client.c
+++ b/hdlc/client.c
@@ -28,17 +28,15 @@ void init_hdlc_client(struct Client* client, int connecting_frame_timeout){
 //    client->current_state_hdlc.dest_index = 0;
 }
 
-void hdlc_connect(struct Client* client, hdlc_control_t* frame){
+void hdlc_connect(struct Client* client){
     client->state = CONNECTING;
 
     client->frameS.seq_no = 0;
     client->frameS.frame = S_FRAME;
     client->current_index_frame = client->frameS.seq_no;
-
-    *frame = client->frameS;
 }
 
-int hdlc_send_data(struct Client* client, hdlc_control_t* frame, uint8_t* data, size_t data_len){
+int hdlc_send_data(struct Client* client, uint8_t* data, size_t data_len){
     if (client->state != READY_STATE){
         return ERR_INVALID_STATE;
     }
@@ -55,22 +53,30 @@ int hdlc_send_data(struct Client* client, hdlc_control_t* frame, uint8_t* data,
     client->len_data_i_frame = data_len;
     client->current_index_frame = client->frameI.seq_no;
 
-    *frame = client->frameI;
-
     client->state = RECIVING;
     return 0;
 }
 
-int hdlc_get_raw_frame(struct Client *client, hdlc_control_t* frame, uint8_t* buffer, size_t lenBuffer) {
-    if (frame->frame == S_FRAME || frame->frame == S_FRAME_NACK){
-        int ret = hdlc_frame_data(frame, NULL, 0, buffer, &lenBuffer);
+int hdlc_get_raw_frame(struct Client *client, uint8_t* buffer, size_t lenBuffer) {
+    if(client->state == RECIVING){
+        int ret = hdlc_frame_data(client->frameI, &client->data_i_frame,
+                                  client->len_data_i_frame, buffer, &lenBuffer);
+        if (ret < 0){
+            printf("err in get_frame: %d\n", ret);
+        }
+    }
+
+    if (client->state == CONNECTING){
+        int ret = hdlc_frame_data(client->frameS, NULL, 0, buffer, &lenBuffer);
 
         if (ret < 0){
             printf("err in get_frame: %d\n", ret);
         }
-    } else {
-        int ret = hdlc_frame_data(frame, &client->data_i_frame,
-                                  client->len_data_i_frame, buffer, &lenBuffer);
+    }
+
+    if (client->state == DISCONNECTING){
+        int ret = hdlc_frame_data(client->frame_rej, NULL, 0, buffer, &lenBuffer);
+
         if (ret < 0){
             printf("err in get_frame: %d\n", ret);
         }
diff --git a/hdlc/client.h b/hdlc/client.h
index 64ec4bb..759e6a7 100644
--- a/hdlc/client.h
+++ b/hdlc/client.h
@@ -30,9 +30,9 @@ struct Client{
 
 //название функций
 void init_hdlc_client(struct Client* client, int connecting_frame_timeout);
-void hdlc_connect(struct Client* client, hdlc_control_t* frame);
-int hdlc_send_data(struct Client* client, hdlc_control_t* frame, uint8_t* data, size_t data_len);
-int hdlc_get_raw_frame(struct Client *client, hdlc_control_t* frame, uint8_t* buffer, size_t lenBuffer);
+void hdlc_connect(struct Client* client);
+int hdlc_send_data(struct Client* client, uint8_t* data, size_t data_len);
+int hdlc_get_raw_frame(struct Client *client, uint8_t* buffer, size_t lenBuffer);
 //принимает буффер с уарта
 int hdlc_decode_recived_raw_data(struct Client* client, uint8_t* buffer, size_t len_buffer, uint8_t* recived_data, size_t* len_recived_data);
 int hdlc_timeout_handler(struct Client* client, int delta_time);
diff --git a/main_sketch/main_sketch.ino b/main_sketch/main_sketch.ino
index e8eac90..9cdffa7 100644
--- a/main_sketch/main_sketch.ino
+++ b/main_sketch/main_sketch.ino
@@ -8,66 +8,65 @@ struct Client hdlc;
 bool flag_connection = false;
 
 void setup() {
-  Lsd_inciliation();
-  UART_init();
-  init_hdlc_client(&hdlc, 200);
+    Lsd_inciliation();
+    UART_init();
+    init_hdlc_client(&hdlc, 200);
 }
 
 void loop() {
-  if (!flag_connection){
-    hdlc_control_t frame;
-    hdlc_connect(&hdlc, &frame);
-    uint8_t buffer;
-    hdlc_get_raw_frame(&hdlc, &frame, &buffer, sizeof(buffer));
-
-    UART_send(&buffer, sizeof(buffer));
-
-    bool flag_recive = true;
-    while(flag_recive){
-      uint8_t buffer;
-      UART_receive(&buffer, sizeof(buffer));
-
-      int err = hdlc_timeout_handler(&hdlc, 1);
-      if (err != 0){
-        return err;
-      }
-
-      int ret = hdlc_decode_recived_raw_data(&hdlc, &fake_buffer, sizeof(fake_buffer), 0, 0);
-      
-      if (ret == -6){
+    if (!flag_connection){
+        hdlc_connect(&hdlc);
         uint8_t buffer;
-        hdlc_get_raw_frame(&hdlc, &hdlc->frame_rej, &buffer, sizeof(buffer));
+        hdlc_get_raw_frame(&hdlc, &buffer, sizeof(buffer));
+
         UART_send(&buffer, sizeof(buffer));
-      }
 
-      if (ret == 0 && client->state == READY_STATE){
-        flag_connection = true;
-      }
+        bool flag_recive = true;
+        while(flag_recive){
+            uint8_t buffer;
+            UART_receive(&buffer, sizeof(buffer));
+
+            int err = hdlc_timeout_handler(&hdlc, 1);
+            if (err != 0){
+                return err;
+            }
+
+            int ret = hdlc_decode_recived_raw_data(&hdlc, &fake_buffer, sizeof(fake_buffer), 0, 0);
+
+            if (ret == -6){
+                uint8_t buffer;
+                hdlc_get_raw_frame(&hdlc, &hdlc->frame_rej, &buffer, sizeof(buffer));
+                UART_send(&buffer, sizeof(buffer));
+            }
+
+            if (ret == 0 && client->state == READY_STATE){
+                flag_connection = true;
+            }
+        }
+    } else {
+        bool flag_recive = true;
+        while(flag_recive){
+            uint8_t buffer;
+            UART_receive(&buffer, sizeof(buffer));
+
+            int err = hdlc_timeout_handler(&hdlc, 1);
+            if (err != 0){
+                return err;
+            }
+
+            uint8_t recived_data;
+            size_t len_recived_data;
+
+            int ret = hdlc_decode_recived_raw_data(&hdlc, &fake_buffer, sizeof(fake_buffer), &recived_data, &len_recived_data);
+
+            if (ret == -6){
+                uint8_t buffer;
+                hdlc_get_raw_frame(&hdlc, &hdlc->frame_rej, &buffer, sizeof(buffer));
+                UART_send(&buffer, sizeof(buffer));
+            }
+
+            printLsd(recived_data);
+        }
     }
-  } else {
-    bool flag_recive = true;
-    while(flag_recive){
-      uint8_t buffer;
-      UART_receive(&buffer, sizeof(buffer));
-
-      int err = hdlc_timeout_handler(&hdlc, 1);
-      if (err != 0){
-        return err;
-      }
-
-      uint8_t recived_data;
-      size_t len_recived_data;
-
-      int ret = hdlc_decode_recived_raw_data(&hdlc, &fake_buffer, sizeof(fake_buffer), &recived_data, &len_recived_data);
-      
-      if (ret == -6){
-        uint8_t buffer;
-        hdlc_get_raw_frame(&hdlc, &hdlc->frame_rej, &buffer, sizeof(buffer));
-        UART_send(&buffer, sizeof(buffer));
-      }
-
-      printLsd(recived_data);
-    }
-  }
 
 }
\ No newline at end of file