为了采集不同红外焦平面阵列的图像,提出了一种基于 FPGA 的软件和硬件融合的设计方法.系统中 DSP 作为核心处理单元,FPGA 作为控制单元.利用 FPGA 将用户的软件控制指令转换为数字电路的控制逻辑,使系统的通用性大大提高.较为详细地阐述了戍像系统的结构和 FPGA 的控制逻辑,最后给出了 DSP实现数据采集的程序实现.实验表明该方法通用性好,实现简单. In order to collect the images of different infrared focal plane arrays, a design method of software and hardware integration based on FPGA is proposed.The DSP is the core processing unit and the FPGA is the control unit in the system, and the user’s software control instructions are converted into digital circuits The control logic of the system has greatly improved the versatility of the system.It elaborates the structure of the system and the control logic of the FPGA in detail.Finally, the program implementation of the DSP data acquisition is given.Experiments show that the method has good generality and simple implementation .