diff --git a/src/espmega_iot_core.hpp b/src/espmega_iot_core.hpp
index 42582ed..959a19c 100644
--- a/src/espmega_iot_core.hpp
+++ b/src/espmega_iot_core.hpp
@@ -24,7 +24,7 @@
 #include <WebServer.h>
 #include <Update.h>
 #endif
-#include "lcd.hpp"
+#include "espmega_iot_lcd.hpp"
 
 #ifdef ENABLE_CLIMATE_MODULE
 #include "ir_codes.hpp"
diff --git a/src/espmega_iot_lcd.cpp b/src/espmega_iot_lcd.cpp
new file mode 100644
index 0000000..d4c89b9
--- /dev/null
+++ b/src/espmega_iot_lcd.cpp
@@ -0,0 +1,73 @@
+#include <user_code.hpp>
+#include <espmega_iot_lcd.hpp>
+
+void lcd_send_stop_bit()
+{
+#ifdef ENABLE_INTERNAL_LCD
+    Serial.write(0xFF);
+    Serial.write(0xFF);
+    Serial.write(0xFF);
+#endif
+}
+
+void lcd_send_command(String command)
+{
+#ifdef ENABLE_INTERNAL_LCD
+    lcd_send_stop_bit();
+    Serial.print(command);
+    lcd_send_stop_bit();
+#endif
+}
+
+void lcd_reset()
+{
+#ifdef ENABLE_INTERNAL_LCD
+    lcd_send_stop_bit();
+    lcd_send_command("rest");
+    lcd_send_stop_bit();
+#endif
+}
+
+void lcd_init()
+{
+#ifdef ENABLE_INTERNAL_LCD
+    lcd_reset();
+    delay(750);
+#endif
+}
+
+bool lcd_upload_start(size_t size)
+{
+    Serial.begin(115200);
+    lcd_send_stop_bit();
+    Serial.print("rest");
+    lcd_send_stop_bit();
+    Serial.print("connect");
+    lcd_send_stop_bit();
+    delay(1000);
+    Serial.print("whmi-wri 1024,115200,res0");
+    lcd_send_stop_bit();
+    lcd_wait_ack();
+}
+bool lcd_upload_write(uint8_t *data, size_t size)
+{
+    for (int i = 0; i < size; i++)
+    {
+        Serial.write(data[i]);
+    }
+}
+
+bool lcd_wait_ack()
+{
+    bool data_ok = false;
+    for (int i; i < 50; i++)
+    {
+        if (Serial.read() == 0x05)
+        {
+            data_ok = true;
+            break;
+        }
+        delay(100);
+    }
+    return data_ok;
+}
\ No newline at end of file
diff --git a/src/espmega_iot_lcd.hpp b/src/espmega_iot_lcd.hpp
new file mode 100644
index 0000000..0e70e3c
--- /dev/null
+++ b/src/espmega_iot_lcd.hpp
@@ -0,0 +1,14 @@
+#pragma once
+
+#include <ESPMegaPRO.h>
+
+
+void lcd_send_stop_bit();
+void lcd_send_command(String command);
+String lcd_wait_response();
+void lcd_reset();
+void lcd_init();
+
+bool lcd_upload_start(size_t size);
+bool lcd_upload_write(uint8_t* data, size_t size);
+bool lcd_wait_ack();
\ No newline at end of file
diff --git a/src/lcd.cpp b/src/lcd.cpp
deleted file mode 100644
index bf089c5..0000000
--- a/src/lcd.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-#include <user_code.hpp>
-#include <lcd.hpp>
-
-void lcd_send_stop_bit()
-{
-#ifdef ENABLE_INTERNAL_LCD
-    Serial.write(0xFF);
-    Serial.write(0xFF);
-    Serial.write(0xFF);
-#endif
-}
-
-void lcd_send_command(String command)
-{
-#ifdef ENABLE_INTERNAL_LCD
-    lcd_send_stop_bit();
-    Serial.print(command);
-    lcd_send_stop_bit();
-#endif
-}
-
-void lcd_reset()
-{
-#ifdef ENABLE_INTERNAL_LCD
-    lcd_send_stop_bit();
-    lcd_send_command("rest");
-    lcd_send_stop_bit();
-#endif
-}
-
-void lcd_init()
-{
-#ifdef ENABLE_INTERNAL_LCD
-    lcd_reset();
-    delay(750);
-#endif
-}
\ No newline at end of file
diff --git a/src/lcd.hpp b/src/lcd.hpp
deleted file mode 100644
index 321410c..0000000
--- a/src/lcd.hpp
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef EMG_LCD_ENABLED
-#include <Arduino.h>
-
-#define EMG_LCD_ENABLED
-
-void lcd_send_stop_bit();
-void lcd_send_command(String command);
-String lcd_wait_response();
-void lcd_reset();
-void lcd_init();
-#endif
\ No newline at end of file