In the system, PC is adopted as the main control unit and CPLD is employed to realize the address generation and time sequential control. This promotes the design feasibility and simplifies the circuit board design.

• 系统采用微机为主控单元 ,地址发生和时序控制部分采用可编程逻辑器件 (CPLD)实现 ,提高了设计的灵活性 ,简化了电路板设计。