โค้ดตัวอย่างสำหรับใช้งาน Arduino + esp 01

                                #include <"ESP8266_Lib.h">
                                #include <"SoftwareSerial.h">
                                const char* ssid     = "RMUTI-IoT";
                                const char* password = "IoT@RMUTI";
                                SoftwareSerial EspSerial(2, 3); // RX, TX
                                #define ESP8266_BAUD 115200
                                ESP8266 wifi(&EspSerial);
                                void setup() {
                                        Serial.begin(115200);
                                        delay(10);
                                        EspSerial.begin(ESP8266_BAUD);
                                        Serial.println();
                                        Serial.println();
                                        Serial.print("Connecting to ");
                                        Serial.println(ssid);
                                        WiFi.begin(ssid, password);
                                        while (WiFi.status() != WL_CONNECTED) {
                                        delay(500);
                                            Serial.print(".");
                                    }
                                        Serial.println("");
                                        Serial.println("WiFi connected");                                    
                                        Serial.print("MAC address: ");
                                        Serial.println(WiFi.macAddress());
                                }
                                void loop() {
                                     delay(100);

                                }