//
//    FILE: PCF8575_isConnected.ino
//  AUTHOR: Rob Tillaart
// PURPOSE: demo device detection
//     URL: https://github.com/RobTillaart/PCF8575


#include "PCF8575.h"

//  adjust addresses if needed
PCF8575 PCF(0x21);


void setup()
{
  //  while(!Serial);  //  uncomment when needed
  Serial.begin(115200);
  Serial.println(__FILE__);
  Serial.print("PCF8575_LIB_VERSION:\t");
  Serial.println(PCF8575_LIB_VERSION);
  Serial.println();

  Wire.begin();

  if (!PCF.begin())
  {
    Serial.println("could not initialize...");
  }
  if (!PCF.isConnected())
  {
    Serial.println("=> not connected");
  }
  else
  {
    Serial.println("=> connected!!");
  }
}


void loop()
{
}


//  -- END OF FILE --

