#include "TinyWireS.h"                  // wrapper class for I2C slave routines

#define i2c_addr 0x2
int stp=1, dir=7, ms1=2, ms2=3, slp=0, ena=10;\
byte rcvd=0;
int i=0;
void setup()
{
  pinMode(stp, OUTPUT);
  pinMode(dir, OUTPUT);
  pinMode(ms1, OUTPUT);
  pinMode(ms2, OUTPUT);
  pinMode(slp, OUTPUT);
  pinMode(ena, OUTPUT);
  digitalWrite(ms1, LOW);digitalWrite(ms2, LOW);
  digitalWrite(ena, LOW);digitalWrite(slp, HIGH);
  digitalWrite(dir,1);
  TinyWireS.begin(i2c_addr);
}

void loop()
{
  if(TinyWireS.available())
  {
    rcvd=TinyWireS.receive();
    if(rcvd==1)
    {
      digitalWrite(dir,1);
      digitalWrite(stp,1);
      delay(10);
      digitalWrite(stp,0);
      delay(10);
    }
    if(rcvd==2)
    {
      digitalWrite(dir,0);
      digitalWrite(stp,1);
      delay(10);
      digitalWrite(stp,0);
      delay(10);
    }
    if(rcvd==3)
    {
      digitalWrite(dir,1);
      for(i=0; i++; i<200)
       {
        digitalWrite(stp,1);
        delay(10);
        digitalWrite(stp,0);
        delay(10);
        
        digitalWrite(stp,1);
        delay(10);
       }
    }
    if(rcvd==4)
    {
      digitalWrite(dir,0);
      for(i=0; i++; i<200)
       {
        digitalWrite(stp,1);
        delay(10);
        digitalWrite(stp,0);
        delay(10);
        digitalWrite(stp,1);
        delay(10);
       }
    }
  }
}