RIGOL 
©  2008 RIGOL Technologies, Inc.                                                                     
User‟s Guide for Logic Signal Output Module   
Limit of the output rate 
In “Independ” work mode, the output rate has the following limit: 
  RS232: (100MBps/120MBps) / (2× N), (N=1, 2, 3, …) 
  SPI: (100Mbps/120Mbps) / (2× N), (N=1, 2, 3, …) 
  IIC: (100Mbps/120Mbps) / (8× N), (N=1, 2, 3, …)     
  PO: (100Mbps/60Mbps) / N, (N=1, 2, 3, …)