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文章介绍了通过CPLD和片外flash实现FPGA的配置,采用PS模式可以兼容专用配置芯片,并可以实现FPGA的在线升级,最后给出了系统设计方案、硬件电路设计和软件流程图。
This paper introduces the configuration of FPGA through CPLD and off-chip flash. The PS mode can be compatible with special configuration chip, and FPGA can be upgraded online. Finally, the system design scheme, hardware circuit design and software flow chart are given.