sinrom256_w2.vhd

8-1024可变点数FFT/IFFT变换,VHDL语言设计, 仿真通过,可以很容易综合.

        ROMWORD'("01111110000111011001001111110111"),--address=114
        ROMWORD'("01111110010111111110010010011111"),--address=115
        ROMWORD'("01111110100111010101011000000111"),--address=116
        ROMWORD'("01111110110101011110010111010000"),--address=117
        ROMWORD'("01111111000010011001000111001101"),--address=118
        ROMWORD'("01111111001110000101011111111110"),--address=119
        ROMWORD'("01111111011000100011011010010110"),--address=120
        ROMWORD'("01111111100001110010101111111001"),--address=121
        ROMWORD'("01111111101001110011011010111001"),--address=122
        ROMWORD'("01111111110000100101010110011010"),--address=123
        ROMWORD'("01111111110110001000011110010001"),--address=124
        ROMWORD'("01111111111010011100101111000010"),--address=125
        ROMWORD'("01111111111101100010000110000011"),--address=126
        ROMWORD'("01111111111111011000100001011010"),--address=127
        ROMWORD'("01111111111111111111111111111110"),--address=128
        ROMWORD'("01111111111111011000100001011000"),--address=129
        ROMWORD'("01111111111101100010000101111110"),--address=130
        ROMWORD'("01111111111010011100101110111011"),--address=131
        ROMWORD'("01111111110110001000011110001000"),--address=132
        ROMWORD'("01111111110000100101010110001111"),--address=133
        ROMWORD'("01111111101001110011011010101011"),--address=134
        ROMWORD'("01111111100001110010101111101001"),--address=135
        ROMWORD'("01111111011000100011011010000100"),--address=136
        ROMWORD'("01111111001110000101011111101001"),--address=137
        ROMWORD'("01111111000010011001000110110110"),--address=138
        ROMWORD'("01111110110101011110010110110111"),--address=139
        ROMWORD'("01111110100111010101010111101100"),--address=140
        ROMWORD'("01111110010111111110010010000001"),--address=141
        ROMWORD'("01111110000111011001001111010110"),--address=142
        ROMWORD'("01111101110101100110011001111010"),--address=143
        ROMWORD'("01111101100010100101111100101010"),--address=144
        ROMWORD'("01111101001110011000000011010101"),--address=145
        ROMWORD'("01111100111000111100111010011001"),--address=146
        ROMWORD'("01111100100010010100101111000011"),--address=147
        ROMWORD'("01111100001010011111101111010010"),--address=148
        ROMWORD'("01111011110001011110001001110010"),--address=149
        ROMWORD'("01111011010111010000001101111111"),--address=150
        ROMWORD'("01111010111011110110001100000011"),--address=151
        ROMWORD'("01111010011111010000010100111001"),--address=152
        ROMWORD'("01111010000001011110111010001010"),--address=153
        ROMWORD'("01111001100010100010001110001100"),--address=154
        ROMWORD'("01111001000010011010100100000110"),--address=155
        ROMWORD'("01111000100001001000001111101100"),--address=156
        ROMWORD'("01110111111110101011100101011111"),--address=157
        ROMWORD'("01110111011011000100111010110000"),--address=158
        ROMWORD'("01110110110110010100100101011100"),--address=159
        ROMWORD'("01110110010000011010111100001110"),--address=160
        ROMWORD'("01110101101001011000010110011111"),--address=161
        ROMWORD'("01110101000001001101001100010100"),--address=162
        ROMWORD'("01110100010111111001110110011110"),--address=163
        ROMWORD'("01110011101101011110101110011100"),--address=164
        ROMWORD'("01110011000001111100001110011001"),--address=165
        ROMWORD'("01110010010101010010110001001101"),--address=166
        ROMWORD'("01110001100111100010110010011000"),--address=167
        ROMWORD'("01110000111000101100101110001011"),--address=168
        ROMWORD'("01110000001000110001000001011101"),--address=169
        ROMWORD'("01101111010111110000001001110011"),--address=170
        ROMWORD'("01101110100101101010100101011100"),--address=171
        ROMWORD'("01101101110010100000110011010010"),--address=172
        ROMWORD'("01101100111110010011010010111000"),--address=173
        ROMWORD'("01101100001001000010100100011011"),--address=174
        ROMWORD'("01101011010010101111001000110001"),--address=175
        ROMWORD'("01101010011011011001100001011011"),--address=176
        ROMWORD'("01101001100011000010010000100001"),--address=177
        ROMWORD'("01101000101001101001111000110101"),--address=178
        ROMWORD'("01100111101111010000111101101110"),--address=179
        ROMWORD'("01100110110011111000000011010000"),--address=180
        ROMWORD'("01100101110111011111101110000001"),--address=181
        ROMWORD'("01100100111010001000100011010011"),--address=182
        ROMWORD'("01100011111011110011001000111011"),--address=183
        ROMWORD'("01100010111100100000000101010101"),--address=184
        ROMWORD'("01100001111100001111111111100110"),--address=185
        ROMWORD'("01100000111011000011011111010110"),--address=186
        ROMWORD'("01011111111000111011001100110001"),--address=187
        ROMWORD'("01011110110101110111110000101100"),--address=188
        ROMWORD'("01011101110001111001110100011100"),--address=189
        ROMWORD'("01011100101101000010000001111110"),--address=190
        ROMWORD'("01011011100111010001000011110001"),--address=191
        ROMWORD'("01011010100000100111100100110101"),--address=192
        ROMWORD'("01011001011001000110010000110001"),--address=193
        ROMWORD'("01011000010000101101110011101100"),--address=194
        ROMWORD'("01010111000111011110111010010000"),--address=195
        ROMWORD'("01010101111101011010010001100111"),--address=196
        ROMWORD'("01010100110010100000100111011101"),--address=197
        ROMWORD'("01010011100110110010101010000000"),--address=198
        ROMWORD'("01010010011010010001000111111110"),--address=199
        ROMWORD'("01010001001100111100110000100010"),--address=200
        ROMWORD'("01001111111110110110010011011001"),--address=201
        ROMWORD'("01001110101111111110100000101111"),--address=202
        ROMWORD'("01001101100000010110001001001101"),--address=203
        ROMWORD'("01001100001111111101111101111010"),--address=204
        ROMWORD'("01001010111110110110110000011101"),--address=205
        ROMWORD'("01001001101101000001010010110111"),--address=206
        ROMWORD'("01001000011010011110010111100111"),--address=207
        ROMWORD'("01000111000111001110110001100111"),--address=208
        ROMWORD'("01000101110011010011010100001110"),--address=209
        ROMWORD'("01000100011110101100110011001101"),--address=210
        ROMWORD'("01000011001001011100000010110001"),--address=211
        ROMWORD'("01000001110011100001110111011110"),--address=212
        ROMWORD'("01000000011100111111000110010101"),--address=213
        ROMWORD'("00111111000101110100100100101110"),--address=214
        ROMWORD'("00111101101110000011001000011011"),--address=215
        ROMWORD'("00111100010101101011100111100011"),--address=216
        ROMWORD'("00111010111100101110111000101001"),--address=217
        ROMWORD'("00111001100011001101110010100011"),--address=218
        ROMWORD'("00111000001001001001001100011111"),--address=219
        ROMWORD'("00110110101110100001111110000001"),--address=220
        ROMWORD'("00110101010011011000111111000011"),--address=221
        ROMWORD'("00110011110111101111000111110010"),--address=222
        ROMWORD'("00110010011011100101010000110000"),--address=223
        ROMWORD'("00110000111110111100010010110101"),--address=224
        ROMWORD'("00101111100001110101000111001000"),--address=225
        ROMWORD'("00101110000100010000100111000110"),--address=226
        ROMWORD'("00101100100110001111101100011110"),--address=227
        ROMWORD'("00101011000111110011010001001101"),--address=228
        ROMWORD'("00101001101000111100001111100101"),--address=229
        ROMWORD'("00101000001001101011100010000111"),--address=230
        ROMWORD'("00100110101010000010000011100011"),--address=231
        ROMWORD'("00100101001010000000101110111010"),--address=232
        ROMWORD'("00100011101001101000011111011010"),--address=233
        ROMWORD'("00100010001000111010010000011111"),--address=234
        ROMWORD'("00100000100111110110111101110101"),--address=235
        ROMWORD'("00011111000110011111100011010011"),--address=236
        ROMWORD'("00011101100100110100111100111011"),--address=237
        ROMWORD'("00011100000010111000000110111111"),--address=238
        ROMWORD'("00011010100000101001111101111010"),--address=239
        ROMWORD'("00011000111110001011011110001111"),--address=240
        ROMWORD'("00010111011011011101100100110000"),--address=241
        ROMWORD'("00010101111000100001001110010101"),--address=242
        ROMWORD'("00010100010101010111011000000001"),--address=243
        ROMWORD'("00010010110010000000111110111101"),--address=244
        ROMWORD'("00010001001110011111000000011100"),--address=245
        ROMWORD'("00001111101010110010011001111000"),--address=246
        ROMWORD'("00001110000110111100001000101111"),--address=247
        ROMWORD'("00001100100010111101001010101000"),--address=248
        ROMWORD'("00001010111110110110011101001111"),--address=249
        ROMWORD'("00001001011010101000111110010010"),--address=250
        ROMWORD'("00000111110110010101101011100110"),--address=251
        ROMWORD'("00000110010001111101100011000011"),--address=252
        ROMWORD'("00000100101101100001100010100011"),--address=253
        ROMWORD'("00000011001001000010101000000100"),--address=254
        ROMWORD'("00000001100100100001110001100100")--address=255
    );
    
begin

    sin_w2 <= ROM(CONV_INTEGER(addr));

end behavior;