fft64.asy

调用FPGA的IP核实现FFT运算

Version 4
SymbolType BLOCK
TEXT 32 32 LEFT 4 fft64
RECTANGLE Normal 32 32 544 2176
LINE Wide 0 80 32 80
PIN 0 80 LEFT 36
PINATTR PinName xn_re[7:0]
PINATTR Polarity IN
LINE Wide 0 528 32 528
PIN 0 528 LEFT 36
PINATTR PinName xn_im[7:0]
PINATTR Polarity IN
LINE Normal 0 976 32 976
PIN 0 976 LEFT 36
PINATTR PinName start
PINATTR Polarity IN
LINE Normal 0 1008 32 1008
PIN 0 1008 LEFT 36
PINATTR PinName unload
PINATTR Polarity IN
LINE Normal 0 1104 32 1104
PIN 0 1104 LEFT 36
PINATTR PinName fwd_inv
PINATTR Polarity IN
LINE Normal 0 1136 32 1136
PIN 0 1136 LEFT 36
PINATTR PinName fwd_inv_we
PINATTR Polarity IN
LINE Normal 0 2064 32 2064
PIN 0 2064 LEFT 36
PINATTR PinName sclr
PINATTR Polarity IN
LINE Normal 0 2096 32 2096
PIN 0 2096 LEFT 36
PINATTR PinName ce
PINATTR Polarity IN
LINE Normal 0 2128 32 2128
PIN 0 2128 LEFT 36
PINATTR PinName clk
PINATTR Polarity IN
LINE Wide 576 80 544 80
PIN 576 80 RIGHT 36
PINATTR PinName xk_re[7:0]
PINATTR Polarity OUT
LINE Wide 576 528 544 528
PIN 576 528 RIGHT 36
PINATTR PinName xk_im[7:0]
PINATTR Polarity OUT
LINE Wide 576 976 544 976
PIN 576 976 RIGHT 36
PINATTR PinName xn_index[5:0]
PINATTR Polarity OUT
LINE Wide 576 1008 544 1008
PIN 576 1008 RIGHT 36
PINATTR PinName xk_index[5:0]
PINATTR Polarity OUT
LINE Normal 576 1040 544 1040
PIN 576 1040 RIGHT 36
PINATTR PinName rfd
PINATTR Polarity OUT
LINE Normal 576 1072 544 1072
PIN 576 1072 RIGHT 36
PINATTR PinName busy
PINATTR Polarity OUT
LINE Normal 576 1104 544 1104
PIN 576 1104 RIGHT 36
PINATTR PinName dv
PINATTR Polarity OUT
LINE Normal 576 1136 544 1136
PIN 576 1136 RIGHT 36
PINATTR PinName edone
PINATTR Polarity OUT
LINE Normal 576 1168 544 1168
PIN 576 1168 RIGHT 36
PINATTR PinName done
PINATTR Polarity OUT
LINE Wide 576 1200 544 1200
PIN 576 1200 RIGHT 36
PINATTR PinName blk_exp[4:0]
PINATTR Polarity OUT