Ok. I have it. Thank you for your help!
#include <Wire.h>
#define oldad 0x70
#define newad 0xE4
void setup() {
Wire.begin();
delay(100);
Wire.beginTransmission(oldad);
Wire.write(0x00);
Wire.write(0xA0);
Wire.endTransmission();
delay(60);
Wire.beginTransmission(oldad);
Wire.write(0x00);
Wire.write(0xAA);
Wire.endTransmission();
delay(60);
Wire.beginTransmission(oldad);
Wire.write(0x00);
Wire.write(0xA5);
Wire.endTransmission();
delay(60);
Wire.beginTransmission(oldad);
Wire.write(0x00);
Wire.write(newad);
Wire.endTransmission();
}
void loop(){
}