基于S3C2440 Nand Flash启动模式的研究

摘要

This paper introduced the status and role of Nand Flash controller in embedded system design ,taking Samsung's 32-bit embedded microprocessor S3C2440 and K9F2G08U0B chip as example ,it detailedly described the features and software configuration of Nand Flash controller .Combining the interface circuit design of Nand Flash controller and S 3C2440 processor ,it proposed a method to verify the Nand Flash boot process in Linux environment ,and demonstrated it by experiments .%介绍了Nand Flash控制器在嵌入式系统设计中的地位和作用。以Samsung公司的32位嵌入式微处理器S3C2440和K9F2G08U0B芯片为例，详细说明了 Nand Flash控制器的功能和软件配置方法。结合 Nand Flash控制器与S3C2440处理器的接口电路设计，给出了一种 Linux环境下验证 Nand Flash启动过程的方法，并在实验中得到证明。