Reef Angel Forum

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  int a=random(5);
  for (int i=0;i<a;i++)
  {
    int newdata=4095;
    Wire.beginTransmission(0x40);
    Wire.write(0x8+(4*2));
    Wire.write(newdata&0xff);
    Wire.write(newdata>>8);
    Wire.endTransmission();
    delay(20+random(50));
    newdata=0;
    Wire.beginTransmission(0x40);
    Wire.write(0x8+(4*2));
    Wire.write(newdata&0xff);
    Wire.write(newdata>>8);
    Wire.endTransmission();
    delay(30+random(20));
  }
  delay(random(1000));

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  int a=random(5); // get a random number of strikes
  for (int i=0;i<a;i++) // loop through until we reach the number of strikes we will have
  {
    int newdata=4095; // strike is at 100%
    Wire.beginTransmission(0x40); // 0x40 is the address of the IC we are using on the dimming expansion module
    Wire.write(0x8+(4*2)); // Send the 100% to channel 2 - Address location for channel 0 is 0x8, channel 1 is 0x12 and so on
    Wire.write(newdata&0xff); // Send the LSB of the 100%
    Wire.write(newdata>>8); // Send the MSB of the 100%
    Wire.endTransmission();
    delay(20+random(50)); // delay each strike by a random number from 20ms to 70ms
    newdata=0; // turn off strike after delay
    Wire.beginTransmission(0x40); // Same as above
    Wire.write(0x8+(4*2));
    Wire.write(newdata&0xff);
    Wire.write(newdata>>8);
    Wire.endTransmission();
    delay(30+random(20)); // delay each strike by a random number from 30ms to 50ms
  }
  delay(random(1000));

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#include <SoftwareSerial.h>

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ReefAngel.AddRANet();