diff --git a/Hardware/MCU/Debug/phydtc.hex b/Hardware/MCU/Debug/phydtc.hex
diff --git a/Hardware/MCU/Debug/phydtc.ino.elf b/Hardware/MCU/Debug/phydtc.ino.elf
diff --git a/Hardware/MCU/Debug/phydtc.ino.hex b/Hardware/MCU/Debug/phydtc.ino.hex
diff --git a/Hardware/MCU/__vm/.MCU.vsarduino.h b/Hardware/MCU/__vm/.MCU.vsarduino.h
@@ -1,29 +1,27 @@
 /* 
 	Editor: http://www.visualmicro.com
-			visual micro and the arduino ide ignore this code during compilation. this code is automatically maintained by visualmicro, manual changes to this file will be overwritten
-			the contents of the Visual Micro sketch sub folder can be deleted prior to publishing a project
-			all non-arduino files created by visual micro and all visual studio project or solution files can be freely deleted and are not required to compile a sketch (do not delete your own code!).
-			note: debugger breakpoints are stored in '.sln' or '.asln' files, knowledge of last uploaded breakpoints is stored in the upload.vmps.xml file. Both files are required to continue a previous debug session without needing to compile and upload again
+	        visual micro and the arduino ide ignore this code during compilation. this code is automatically maintained by visualmicro, manual changes to this file will be overwritten
+	        the contents of the Visual Micro sketch sub folder can be deleted prior to publishing a project
+	        all non-arduino files created by visual micro and all visual studio project or solution files can be freely deleted and are not required to compile a sketch (do not delete your own code!).
+	        note: debugger breakpoints are stored in '.sln' or '.asln' files, knowledge of last uploaded breakpoints is stored in the upload.vmps.xml file. Both files are required to continue a previous debug session without needing to compile and upload again
 	
 	Hardware: Arduino/Genuino Micro, Platform=avr, Package=arduino
 */
 
-#if defined(_VMICRO_INTELLISENSE)
-
 #ifndef _VSARDUINO_H_
 #define _VSARDUINO_H_
 #define __AVR_ATmega32u4__
 #define __AVR_ATmega32U4__
 #define F_CPU 16000000L
-#define ARDUINO 10802
+#define ARDUINO 10801
 #define ARDUINO_AVR_MICRO
 #define ARDUINO_ARCH_AVR
 #define USB_VID 0x2341
 #define USB_PID 0x8037
 #define __cplusplus 201103L
 #define __AVR__
 #define __inline__
-#define __asm__(...)
+#define __asm__(x)
 #define __extension__
 #define __inline__
 #define __volatile__
@@ -37,7 +35,7 @@
 #define _CONST
 #define __builtin_va_start
 #define __builtin_va_end
-#define __attribute__(...)
+#define __attribute__(x)
 #define NOINLINE __attribute__((noinline))
 #define prog_void
 #define PGM_VOID_P int
@@ -50,7 +48,6 @@
 	#define __builtin_strlen  __attribute__((__const__))
 #endif
 
-
 #define NEW_H
 typedef void *__builtin_va_list;
 //extern "C" void __cxa_pure_virtual() {;}
@@ -64,20 +61,11 @@ typedef void *__builtin_va_list;
 
 
 
-#include <Arduino.h>
+#include <arduino.h>
 #include <pins_arduino.h> 
 #undef F
 #define F(string_literal) ((const PROGMEM char *)(string_literal))
 #undef PSTR
 #define PSTR(string_literal) ((const PROGMEM char *)(string_literal))
-
-
-#define pgm_read_byte(address_short) uint8_t() 
-#define pgm_read_word(address_short) uint16_t() 
-#define pgm_read_dword(address_short) uint32_t()
-#define pgm_read_float(address_short) float()
-#define pgm_read_ptr(address_short)   short()
-
 #include "phydtc.ino"
 #endif
-#endif
diff --git a/Hardware/MCU/__vm/Compile.vmps.xml b/Hardware/MCU/__vm/Compile.vmps.xml
diff --git a/Hardware/MCU/__vm/Configuration.Debug.vmps.xml b/Hardware/MCU/__vm/Configuration.Debug.vmps.xml
diff --git a/Hardware/MCU/__vm/Upload.vmps.xml b/Hardware/MCU/__vm/Upload.vmps.xml
diff --git a/Hardware/MCU/phydtc.ino b/Hardware/MCU/phydtc.ino
@@ -10,7 +10,7 @@
 
 
 // 설정에 관한 정의
-//#define WAIT_SERIAL_STARTUP
+#define WAIT_SERIAL_STARTUP
 #define ANDROID_BT_PAIR_TEST 1
 
 // 핀에 관한 정의
@@ -269,18 +269,15 @@ void setup() {
 void loop() {
 	char buf[10];
 	memset(buf, 0x1111, 2);
-	memcpy(buf + 2, &b_val, 4);
+	memcpy(buf + 2, &val, 4);
 	memcpy(buf + 6, &mov, 4);
 	for (int i = 0; i < sizeof(buf); i++) BT.write(buf[i]);
 	val; mov++;
+	while (Serial.available()) BT.write(Serial.read());
+	while (BT.available()) Serial.write(BT.read());
 	delay(1000);
 }
 
-uint32_t ltob(uint32_t* v) {
-	uint8_t* s = (uint8_t *)v;
-	return s[0] << 8;
-}
-
 #else
 void loop() {
 	GY9250.updateData();

diff --git a/Hardware/MCU/phydtc.vcxproj b/Hardware/MCU/phydtc.vcxproj
diff --git a/Hardware/통신 프로토콜.txt b/Hardware/통신 프로토콜.txt
@@ -1,6 +1,6 @@
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