* <pre>
* 0x01 0xf1 0x_4
* </pre>
*/
public static MfiEvent getStreamSlaveOnEvent(int channel, int streamNumber, int velocity) throws InvalidMfiDataException {
MachineDependMessage message = new NecMessage();
Function1_241_4 function = new Function1_241_4();
function.setChannel(channel);
function.setStreamNumber(streamNumber);
function.setVelocity(velocity);
message.setMessage(0x00, function.getMessage());
return new MfiEvent(message, 0l);
}