dsp6416 codec应用测试程序，作为初学者必读-dsp6416 codec application testing procedures, as a mandatory beginners

DSP6416的dma的初始化,寄存器的配置，时钟配置，以及库函数的调用，初始化emifa,初始化emifb,以及dma状态使能。(DSP6416 dma initialization, register configuration, clock configuration, and library function calls, initializing emifa, initializing emifb, and dma status enabled.)