diff --git a/src/config.hpp b/src/config.hpp
new file mode 100644
index 0000000..acbc28c
--- /dev/null
+++ b/src/config.hpp
@@ -0,0 +1,48 @@
+#ifndef CONFIG_HPP
+#define CONFIG_HPP
+
+/*===== Platform selection =====*/
+// platform list:
+// ESP8266, ESP32, NO_WIFI
+#ifndef PLATFORM
+    #define PLATFORM ESP8266
+#endif
+
+
+#if PLATFORM == ESP32 || PLATFORM == ESP8266
+    #define WIRELESS_SUPPORT
+#endif
+
+
+
+/*===== Pin =====*/
+#define HEAT_GUN_FAN_PIN D2
+#define HEATER1_PIN D0
+#define HEATER2_PIN D5
+#define CONNECTION_LED_PIN D5
+#define HEATER1_LED_PIN D4
+#define HEATER2_LED_PIN D5
+#define HEATER1_THERMISTOR_PIN A0
+#define HEATER2_THERMISTOR_PIN A0
+
+
+
+/*===== Wireless config =====*/
+#ifdef WIRELESS_SUPPORT
+    /*[AP]*/
+    #define AP_SSID "test"
+    #define AP_PASSWD "sonofussr"
+    #define AP_CHANNEL 1
+    #define AP_MAX_CLIENT 4
+#endif
+
+
+
+/*===== Heat Config =====*/
+/*[const]*/
+#define HEAT_OFF -300
+
+/*[heat]*/
+#define MAX_TEMP 350
+
+#endif
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 9dd5a25..1286686 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,45 +1,30 @@
+#include "config.hpp"
 #include <Arduino.h>
-#include <ESPAsyncWebServer.h>
-#include <ESP8266WiFi.h>
-#include <LITTLEFS.h>
 #include <Ticker.h>
-#include <ArduinoOTA.h>
 
-/*===== Define =====*/
-/*[const]*/
-#define HEAT_OFF -300
 
-/*[pin]*/
-#define HEAT_GUN_FAN_PIN D2
-#define HEATER1_PIN D0
-#define HEATER2_PIN D5
-#define CONNECTION_LED_PIN D5
-#define HEATER1_LED_PIN D4
-#define HEATER2_LED_PIN D5
-#define HEATER1_THERMISTOR_PIN A0
-#define HEATER2_THERMISTOR_PIN A0
+/*===== Platform =====*/
+/*[WIRELESS_SUPPORT]*/
+#ifdef WIRELESS_SUPPORT
+    #include "platform/esp_platform.hpp"
+    #include <ArduinoOTA.h>
+#endif
 
-/*[wifi]*/
-#define AP_SSID "test"
-#define AP_PASSWD "sonofussr"
-#define AP_CHANNEL 1
-#define AP_MAX_CLIENT 4
 
-/*[heat]*/
-#define MAX_TEMP 350
+/*[NO_WIFI]*/
+#if PLATFORM == NO_WIFI
+
+#endif
 
 
-/*===== Object =====*/
 
-AsyncWebServer server(80);
-AsyncWebSocket ws("/ws");
+/*===== Object =====*/
 
-Ticker temp_reporter;
 Ticker heater;
 
 
-/*===== Variable =====*/
 
+/*===== Variable =====*/
 //-300: off
 double temp1_current = 0;
 double temp1_target = HEAT_OFF;
@@ -47,6 +32,7 @@ double temp2_current = 0;
 double temp2_target = HEAT_OFF;
 
 
+
 /*===== Function =====*/
 
 double getTemperature(uint8_t thermistor_pin){
@@ -91,66 +77,6 @@ void heat_drive(uint8_t heater, bool heat_sw){
 }
 
 
-/*===== Handler =====*/
-
-void handleWebSocketMessage(void *arg, uint8_t *data, size_t len) {
-  AwsFrameInfo *info = (AwsFrameInfo*)arg;
-  if (info->final && info->index == 0 && info->len == len && info->opcode == WS_TEXT) {
-    data[len] = '\0';
-
-    Serial.println((char*)data);
-    String str_data = (String)(char*)data;
-    String head = str_data.substring(0,3);
-    String body = str_data.substring(3,str_data.length());
-
-    Serial.println("head: "+ head + " body: " + body);
-    
-    if(head == "h1t"){
-      temp1_target = body.toDouble();
-    }else if(head == "h2t"){
-      temp2_target = body.toDouble();
-    }
-    //Serial.println(power);
-
-    //pinMode(LED_PIN, 0);
-    //LED_handler.attach_ms(300, led_off);
-  }
-}
-
-
-void onEvent(AsyncWebSocket *server, AsyncWebSocketClient *client, AwsEventType type, void *arg, uint8_t *data, size_t len) {
-  switch (type) {
-    case WS_EVT_CONNECT:
-      Serial.printf("WebSocket client #%u connected from %s\n", client->id(), client->remoteIP().toString().c_str());
-      temp1_target = HEAT_OFF;
-      temp2_target = HEAT_OFF;
-      break;
-    case WS_EVT_DISCONNECT:
-      Serial.printf("WebSocket client #%u disconnected\n", client->id());
-      temp1_target = HEAT_OFF;
-      temp2_target = HEAT_OFF;
-      break;
-    case WS_EVT_DATA:
-      handleWebSocketMessage(arg, data, len);
-      break;
-    case WS_EVT_PONG:
-    case WS_EVT_ERROR:
-      temp1_target = HEAT_OFF;
-      temp2_target = HEAT_OFF;
-      break;
-  }
-}
-
-
-void temp_report_handler(){
-  ws.textAll("h1c" + String(temp1_current));
-  ws.textAll("h2c" + String(temp2_current));
-  ws.textAll("h1t" + String(temp1_target));
-  ws.textAll("h2t" + String(temp2_target));
-  Serial.println("report temp" + String(" h1c: ") + String(temp1_current) + " h2c: " + String(temp2_current) + " h1t: " + String(temp1_target) + " h2t: " + String(temp2_target));
-}
-
-
 void heat_handler(){
   temp1_current = getTemperature(HEATER1_THERMISTOR_PIN);
   temp2_current = getTemperature(HEATER2_THERMISTOR_PIN);
@@ -169,59 +95,34 @@ void heat_handler(){
 }
 
 
+
 /*===== Main =====*/
 
 void setup() {
-  Serial.begin(115200);
-
-  //pin init
-  pinMode(HEAT_GUN_FAN_PIN, OUTPUT);
-  pinMode(HEATER1_PIN, OUTPUT);
-  pinMode(HEATER2_PIN, OUTPUT);
-  pinMode(CONNECTION_LED_PIN, OUTPUT);
-  pinMode(HEATER1_LED_PIN, OUTPUT);
-  pinMode(HEATER2_LED_PIN, OUTPUT);
-
-
-  //init LittleFS
-  if(!LittleFS.begin()){
-    Serial.println("fail init fs");
-    return;
-  }
-
-  //show all files
-  Dir root = LittleFS.openDir("/");
-  while (root.next()) {
-    File file = root.openFile("r");
-    Serial.print(" FILE: ");
-    Serial.print(root.fileName());
-    Serial.print(" SIZE: ");
-    Serial.println(file.size());
-    file.close();
-  }
-
-  //init Wifi
-  WiFi.softAP(AP_SSID, AP_PASSWD, AP_CHANNEL, 0, AP_MAX_CLIENT);
-
-  //web handler
-  ws.onEvent(onEvent);
-  server.addHandler(&ws);
-  server.onNotFound([](AsyncWebServerRequest *request){ request->redirect("/"); }); //captive portal redirect
-  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){ request->send(LittleFS, "/main.html", "text/html"); }); //main html
-  server.on("/main.css", HTTP_GET, [](AsyncWebServerRequest *request){ request->send(LittleFS, "/main.css", "text/css"); }); //main css
-
-  server.begin();
-  ArduinoOTA.begin();
-
-  //ticker
-  temp_reporter.attach(0.5, temp_report_handler);
-  heater.attach(0.1, heat_handler);
+    Serial.begin(115200);
+
+    /*[Pin Init]*/
+    pinMode(HEAT_GUN_FAN_PIN, OUTPUT);
+    pinMode(HEATER1_PIN, OUTPUT);
+    pinMode(HEATER2_PIN, OUTPUT);
+    pinMode(CONNECTION_LED_PIN, OUTPUT);
+    pinMode(HEATER1_LED_PIN, OUTPUT);
+    pinMode(HEATER2_LED_PIN, OUTPUT);
+
+    #ifdef WIRELESS_SUPPORT
+        wireless_setup();
+    #endif
+
+    /*[Ticker Init]*/
+    heater.attach(0.1, heat_handler);
 }
 
+
 void loop() {
-  //temp1_current = rand()%100;
-  //temp2_current = rand()%100;
-  //delay(100);
-  ws.cleanupClients();
-  ArduinoOTA.handle();
+    //temp1_current = rand()%100;
+    //temp2_current = rand()%100;
+    //delay(100);
+    #ifdef WIRELESS_SUPPORT
+        wireless_handler();
+    #endif
 }
\ No newline at end of file
diff --git a/src/platform/esp_platform.cpp b/src/platform/esp_platform.cpp
new file mode 100644
index 0000000..d7fe6df
--- /dev/null
+++ b/src/platform/esp_platform.cpp
@@ -0,0 +1,139 @@
+#include "../config.hpp"
+#ifdef WIRELESS_SUPPORT
+
+
+#include "esp_platform.hpp"
+#include <Arduino.h>
+#include <ArduinoOTA.h>
+#include <Ticker.h>
+#include <LITTLEFS.h>
+#include <ESPAsyncWebServer.h>
+
+
+
+/*===== Platform =====*/
+    /*[ESP32]*/
+    #if PLATFORM == ESP32
+        #include <WiFi.h>
+    #endif
+
+    /*[ESP8266]*/
+    #if PLATFORM == ESP8266
+        #include <ESP8266WiFi.h>
+    #endif
+
+
+
+/*===== Object =====*/
+AsyncWebServer server(80);
+AsyncWebSocket ws("/ws");
+Ticker temp_reporter;
+
+
+
+/*===== Function =====*/
+
+void handleWebSocketMessage(void *arg, uint8_t *data, size_t len) {
+  AwsFrameInfo *info = (AwsFrameInfo*)arg;
+  if (info->final && info->index == 0 && info->len == len && info->opcode == WS_TEXT) {
+    data[len] = '\0';
+
+    Serial.println((char*)data);
+    String str_data = (String)(char*)data;
+    String head = str_data.substring(0,3);
+    String body = str_data.substring(3,str_data.length());
+
+    Serial.println("head: "+ head + " body: " + body);
+    
+    if(head == "h1t"){
+      temp1_target = body.toDouble();
+    }else if(head == "h2t"){
+      temp2_target = body.toDouble();
+    }
+    //Serial.println(power);
+
+    //pinMode(LED_PIN, 0);
+    //LED_handler.attach_ms(300, led_off);
+  }
+}
+
+
+void onEvent(AsyncWebSocket *server, AsyncWebSocketClient *client, AwsEventType type, void *arg, uint8_t *data, size_t len) {
+  switch (type) {
+    case WS_EVT_CONNECT:
+      Serial.printf("WebSocket client #%u connected from %s\n", client->id(), client->remoteIP().toString().c_str());
+      temp1_target = HEAT_OFF;
+      temp2_target = HEAT_OFF;
+      break;
+    case WS_EVT_DISCONNECT:
+      Serial.printf("WebSocket client #%u disconnected\n", client->id());
+      temp1_target = HEAT_OFF;
+      temp2_target = HEAT_OFF;
+      break;
+    case WS_EVT_DATA:
+      handleWebSocketMessage(arg, data, len);
+      break;
+    case WS_EVT_PONG:
+    case WS_EVT_ERROR:
+      temp1_target = HEAT_OFF;
+      temp2_target = HEAT_OFF;
+      break;
+  }
+}
+
+
+void web_report_handler(){
+  ws.textAll("h1c" + String(temp1_current));
+  ws.textAll("h2c" + String(temp2_current));
+  ws.textAll("h1t" + String(temp1_target));
+  ws.textAll("h2t" + String(temp2_target));
+  Serial.println("report temp" + String(" h1c: ") + String(temp1_current) + " h2c: " + String(temp2_current) + " h1t: " + String(temp1_target) + " h2t: " + String(temp2_target));
+}
+
+
+void wireless_setup(){
+    /*[LittleFS Init]*/
+    if(!LittleFS.begin()){
+        Serial.println("fail init fs");
+        return;
+    }
+
+    /*[Show All Files]*/
+    Dir root = LittleFS.openDir("/");
+    while (root.next()) {
+        File file = root.openFile("r");
+        Serial.print(" FILE: ");
+        Serial.print(root.fileName());
+        Serial.print(" SIZE: ");
+        Serial.println(file.size());
+        file.close();
+    }
+
+    /*[Wifi Init]*/
+    WiFi.softAP(AP_SSID, AP_PASSWD, AP_CHANNEL, 0, AP_MAX_CLIENT);
+
+    /*[Web Init]*/
+    ws.onEvent(onEvent);
+    server.addHandler(&ws);
+    server.onNotFound([](AsyncWebServerRequest *request){ request->redirect("/"); }); //captive portal redirect
+    server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){ request->send(LittleFS, "/main.html", "text/html"); }); //main html
+    server.on("/main.css", HTTP_GET, [](AsyncWebServerRequest *request){ request->send(LittleFS, "/main.css", "text/css"); }); //main css
+
+    server.begin();
+
+    /*[OTA Init]*/
+    ArduinoOTA.begin();
+
+    /*[Ticker Init]*/
+    temp_reporter.attach(0.5, web_report_handler);
+}
+
+
+void wireless_handler(){
+    ws.cleanupClients();
+    ArduinoOTA.handle();
+}
+
+
+
+#endif
\ No newline at end of file
diff --git a/src/platform/esp_platform.hpp b/src/platform/esp_platform.hpp
new file mode 100644
index 0000000..ef1b010
--- /dev/null
+++ b/src/platform/esp_platform.hpp
@@ -0,0 +1,16 @@
+#ifndef ESP_PLATFORM_HPP
+#define ESP_PLATFORM_HPP
+
+    /*===== Variable =====*/
+    extern double temp1_current;
+    extern double temp1_target;
+    extern double temp2_current;
+    extern double temp2_target;
+
+
+    /*===== Function =====*/
+    void wireless_setup();
+
+    void wireless_handler();
+
+#endif
\ No newline at end of file