update(int timegap)
{
for(;;){
delay(timegap);
	for (int i=0;i<4;i++){
		string Command;
		string Pcu_DP;
		Command="update";

		sprintf(Pcu_DP,"trd_pcu0%d.Command.Command",i);

		dpSet(Pcu_DP,Command);
	DebugN(Command);
                }
	}
}