DSP5509a通用输入输出管脚的应用编程，将McBSP设置成通用输入输出管脚使用-Universal input and output pins DSP5509a of application programming, will be set McBSP general-purpose input and output pins to use

DSP5509A开发程序，这是DSP的烧写程序，比较好的！-It is very useful things。It tells us abut DSP which used to download the program