实现对TMS320V5502 DSP芯片片外EMIF存储器的访问。此芯片支持和SDRAM的无缝连接，应用方便，只需设置几个寄存器即可工作-TMS320V5502 DSP chips to achieve on-chip memory EMIF visit. This chip SDRAM support and seamless connectivity, applications easier, simply register to set up several working