Technical discussions about the TI C55x DSPs (including the c5501, c5502, c5503, c5507, c5509, c5510 and OMAP5910).
hi, every one,i have a question about twiddle table.i'm learning fft function in
CCStudio_v3.3\C5500\dsplib\55x_src,but i don't know the arrange rule of the twiddle table in
file twiddle.asm, and the file just give the first two twiddle factor's arrange rule as
following:
.def twiddle
.sect ".data:twiddle"
twiddle:
.word 32767 ; cos(0)
.word 0000 ; sin(0)
.word 0000 ; cos(PI/2)
.word 32767 ; sin(PI/2)
.word 23170
.word 23170
.word -23170
.word 23170
.word 30274
.word 12540
.word -12540
.word 30274
.word 12540
.word 30274
Could somebody please give me some hints about the arrange rule of the whole twiddle table
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OMAP35x EVM jump-starts low-power apps
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The modular and extensible OMAP35x Evaluation Module (EVM) enables developers to start building
applications based on the OMAP35x architecture:http://www.DSPRelated.com/omap35x