The development of a pattern generator ba sed on VXI bus is introduced.The time delay, duty cycle and the voltage of the signals are adjustable.

• 设计了一种基于VXI总线且时延、占空比和电压可调的码型发生器,文中首先概述其硬件方案以及功能的实现,并对实现时延和占空比可调的硬件电路进行详细说明;