This article introduced one way of control FPGA with AVR series monolithic integrated circuit ATmega8 the realization the DDS electric circuit,and substitutes for ROM with SRAM one kind of free wave-form generator design.

• 本文介绍了一种用AVR系列单片机ATmega8来控制FPGA实现的DDS电路,并用SRAM取代ROM的一种任意波形信号发生器的设计。