
How to Make Computer on off device at home
Circuit: Download Programming.... #include <SoftwareSerial.h> //sender phone number with country code const String PHONE = "ENTER_YOUR_PHONE_HERE"; //GSM Module RX pin to Arduino 3 //GSM Module TX pin to Arduino 2 #define rxPin 2 #define txPin 3 SoftwareSerial sim800(rxPin,txPin); #define PC 7 String smsStatus,senderNumber,receivedDate,msg; boolean isReply = false; void setup() { digitalWrite(PC, HIGH); delay(7000); Serial.begin(115200); Serial.println("Arduino serial initial