FFT变换

				cl55 EXP7D.C -g -as -frD:\DSPBK\web\exp\exp7
				[exp7d.c]
				TMS320C55x ANSI C/C++ Compiler    Version 1.80 Beta (Nov 22 2000)
				Copyright (c) 1996-2000           Texas Instruments Incorporated
				   "exp7d.c"   ==> main
				TMS320C55x ANSI C Codegen         Version 1.80 Beta (Nov 22 2000)
				Copyright (c) 1996-2000           Texas Instruments Incorporated
				   "exp7d.c"   ==> main
				TMS320C55x Mnemonic Preprocessor  Version 1.80 Beta (Nov 22 2000)
				Copyright (c) 1996-2000           Texas Instruments Incorporated
				[Parsing]
				[Porting]
				[Encoding]
				
				lnk55 EXP7D.MAK
				TMS320C55xx COFF Linker           Version 1.80 Beta (Nov 22 2000)
				Copyright (c) 1996-2000           Texas Instruments Incorporated
				Build Complete,
				  0 Errors, 0 Warnings.