FPGA控制AD7321的模块，是本人亲自试验过的。有Verilog源码，和简单文档。,FPGA control module of the AD7321 is personally tested. There Verilog source code, and simple document.

在sopc builder 中填加SDRAM(IS61LV25616AL),能够直接被系统识别。-Sopc builder filled in Canada in the SDRAM (IS61LV25616AL), the system can be directly identified.

FPGA对外部SRAM的读写控制，FPGA芯片为EP4CE15F17C8，SRAM芯片型号为IS61LV25616AL-FPGA SRAM read and write to external control, FPGA chip EP4CE15F17C8, SRAM chip model IS61LV25616AL