text: #pragma once
  
  #include <Arduino.h>
  #include "Hardware.h"
  
  namespace network {
  
  	void powerOn();
  	void powerOff();
  
  	SIM808_NETWORK_REGISTRATION_STATE waitForRegistered(uint32_t timeout, bool relativeToPowerOnTime = true);
  	bool isAvailable(SIM808_NETWORK_REGISTRATION_STATE state);
  #if BACKUP_ENABLE_NETWORK
  	bool enableGprs();
  #endif
  
  	bool sendSms(const char * msg);
  }