Chao ban, truoc het xin loi vi viet ko dau nhe.
De thuc hien lenh cho hoac thuc hien tac vu cu moi x ms/s ban co the su dung khoi Delay hinh dong ho, goac khoi Wait until ms va dat no vao trong vong lap. Chi tiet ban thay khao tai
http://www.ni.com/white-paper/4120/en/
Giua 2 khoi do van co su khac nhau nhung neu ban muon pause x ms thi 2 khoi nhu nhau.
