source:
trunk/MultiChannelUSB/test.v@
107
Last change on this file since 107 was 93, checked in by , 14 years ago | |
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File size: 5.4 KB |
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1 | module test |
2 | ( |
3 | input wire clk, |
4 | output wire [11:0] data |
5 | ); |
6 | |
7 | reg [11:0] int_data; |
8 | reg [15:0] counter; |
9 | // reg [5:0] counter; |
10 | reg [5:0] state; |
11 | |
12 | always @(posedge clk) |
13 | begin |
14 | case (state) |
15 | /* |
16 | 0: |
17 | begin |
18 | int_data <= 12'd0; |
19 | state <= 6'd1; |
20 | end |
21 | |
22 | 1: |
23 | begin |
24 | int_data <= 12'd1024; |
25 | state <= 6'd2; |
26 | end |
27 | |
28 | 2: |
29 | begin |
30 | int_data <= 12'd2048; |
31 | state <= 6'd3; |
32 | end |
33 | |
34 | 3: |
35 | begin |
36 | int_data <= 12'd3072; |
37 | state <= 6'd4; |
38 | end |
39 | |
40 | 4: |
41 | begin |
42 | int_data <= 12'd4095; |
43 | state <= 6'd5; |
44 | end |
45 | |
46 | 5: |
47 | begin |
48 | int_data <= 12'd3072; |
49 | state <= 6'd6; |
50 | end |
51 | |
52 | 6: |
53 | begin |
54 | int_data <= 12'd2048; |
55 | state <= 6'd7; |
56 | end |
57 | |
58 | 7: |
59 | begin |
60 | int_data <= 12'd1024; |
61 | state <= 6'd8; |
62 | end |
63 | |
64 | 8: |
65 | begin |
66 | int_data <= 12'd0; |
67 | counter <= counter + 6'd1; |
68 | if (&counter) |
69 | begin |
70 | state <= 6'd0; |
71 | end |
72 | end |
73 | */ |
74 | |
75 | 6'd0: |
76 | begin |
77 | int_data <= 12'h030; |
78 | state <= 6'd1; |
79 | end |
80 | |
81 | 6'd1: |
82 | begin |
83 | int_data <= 12'h034; |
84 | state <= 6'd2; |
85 | end |
86 | |
87 | 6'd2: |
88 | begin |
89 | int_data <= 12'h081; |
90 | state <= 6'd3; |
91 | end |
92 | |
93 | 6'd3: |
94 | begin |
95 | int_data <= 12'h0f5; |
96 | state <= 6'd4; |
97 | end |
98 | |
99 | 6'd4: |
100 | begin |
101 | int_data <= 12'h10a; |
102 | state <= 6'd5; |
103 | end |
104 | |
105 | 6'd5: |
106 | begin |
107 | int_data <= 12'h11a; |
108 | state <= 6'd6; |
109 | end |
110 | |
111 | 6'd6: |
112 | begin |
113 | int_data <= 12'h124; |
114 | state <= 6'd7; |
115 | end |
116 | |
117 | 6'd7: |
118 | begin |
119 | int_data <= 12'h124; |
120 | state <= 6'd8; |
121 | end |
122 | |
123 | 6'd8: |
124 | begin |
125 | int_data <= 12'h12b; |
126 | state <= 6'd9; |
127 | end |
128 | |
129 | 6'd9: |
130 | begin |
131 | int_data <= 12'h12a; |
132 | state <= 6'd10; |
133 | end |
134 | |
135 | 6'd10: |
136 | begin |
137 | int_data <= 12'h12a; |
138 | state <= 6'd11; |
139 | end |
140 | |
141 | 6'd11: |
142 | begin |
143 | int_data <= 12'h12b; |
144 | state <= 6'd12; |
145 | end |
146 | |
147 | 6'd12: |
148 | begin |
149 | int_data <= 12'h12a; |
150 | state <= 6'd13; |
151 | end |
152 | |
153 | 6'd13: |
154 | begin |
155 | int_data <= 12'h12e; |
156 | state <= 6'd14; |
157 | end |
158 | |
159 | 6'd14: |
160 | begin |
161 | int_data <= 12'h12b; |
162 | state <= 6'd15; |
163 | end |
164 | |
165 | 6'd15: |
166 | begin |
167 | int_data <= 12'h12b; |
168 | state <= 6'd16; |
169 | end |
170 | |
171 | 6'd16: |
172 | begin |
173 | int_data <= 12'h12e; |
174 | state <= 6'd17; |
175 | end |
176 | |
177 | 6'd17: |
178 | begin |
179 | int_data <= 12'h12b; |
180 | state <= 6'd18; |
181 | end |
182 | |
183 | 6'd18: |
184 | begin |
185 | int_data <= 12'h12a; |
186 | state <= 6'd19; |
187 | end |
188 | |
189 | 6'd19: |
190 | begin |
191 | int_data <= 12'h12e; |
192 | state <= 6'd20; |
193 | end |
194 | |
195 | 6'd20: |
196 | begin |
197 | int_data <= 12'h12b; |
198 | state <= 6'd21; |
199 | end |
200 | |
201 | 6'd21: |
202 | begin |
203 | int_data <= 12'h12e; |
204 | state <= 6'd22; |
205 | end |
206 | |
207 | 6'd22: |
208 | begin |
209 | int_data <= 12'h12f; |
210 | state <= 6'd23; |
211 | end |
212 | |
213 | 6'd23: |
214 | begin |
215 | int_data <= 12'h12f; |
216 | state <= 6'd24; |
217 | end |
218 | |
219 | 6'd24: |
220 | begin |
221 | int_data <= 12'h12b; |
222 | state <= 6'd25; |
223 | end |
224 | |
225 | 6'd25: |
226 | begin |
227 | int_data <= 12'h12b; |
228 | state <= 6'd26; |
229 | end |
230 | |
231 | 6'd26: |
232 | begin |
233 | int_data <= 12'h12b; |
234 | state <= 6'd27; |
235 | end |
236 | |
237 | 6'd27: |
238 | begin |
239 | int_data <= 12'h12e; |
240 | state <= 6'd28; |
241 | end |
242 | |
243 | 6'd28: |
244 | begin |
245 | int_data <= 12'h12e; |
246 | state <= 6'd29; |
247 | end |
248 | |
249 | 6'd29: |
250 | begin |
251 | int_data <= 12'h12e; |
252 | state <= 6'd30; |
253 | end |
254 | |
255 | 6'd30: |
256 | begin |
257 | int_data <= 12'h12e; |
258 | state <= 6'd31; |
259 | end |
260 | |
261 | 6'd31: |
262 | begin |
263 | int_data <= 12'h12b; |
264 | state <= 6'd32; |
265 | end |
266 | |
267 | 6'd32: |
268 | begin |
269 | int_data <= 12'h12b; |
270 | state <= 6'd33; |
271 | end |
272 | |
273 | 6'd33: |
274 | begin |
275 | int_data <= 12'h12b; |
276 | state <= 6'd34; |
277 | end |
278 | |
279 | 6'd34: |
280 | begin |
281 | int_data <= 12'h12e; |
282 | state <= 6'd35; |
283 | end |
284 | |
285 | 6'd35: |
286 | begin |
287 | int_data <= 12'h12e; |
288 | state <= 6'd36; |
289 | end |
290 | |
291 | 6'd36: |
292 | begin |
293 | int_data <= 12'h12e; |
294 | state <= 6'd37; |
295 | end |
296 | |
297 | 6'd37: |
298 | begin |
299 | int_data <= 12'h12e; |
300 | state <= 6'd38; |
301 | end |
302 | |
303 | 6'd38: |
304 | begin |
305 | int_data <= 12'h12f; |
306 | state <= 6'd39; |
307 | end |
308 | |
309 | 6'd39: |
310 | begin |
311 | int_data <= 12'h12b; |
312 | state <= 6'd40; |
313 | end |
314 | |
315 | 6'd40: |
316 | begin |
317 | int_data <= 12'h12e; |
318 | state <= 6'd41; |
319 | end |
320 | |
321 | 6'd41: |
322 | begin |
323 | int_data <= 12'h12f; |
324 | state <= 6'd42; |
325 | end |
326 | |
327 | 6'd42: |
328 | begin |
329 | int_data <= 12'h0fb; |
330 | state <= 6'd43; |
331 | end |
332 | |
333 | 6'd43: |
334 | begin |
335 | int_data <= 12'h07e; |
336 | state <= 6'd44; |
337 | end |
338 | |
339 | 6'd44: |
340 | begin |
341 | int_data <= 12'h070; |
342 | state <= 6'd45; |
343 | end |
344 | |
345 | 6'd45: |
346 | begin |
347 | int_data <= 12'h05a; |
348 | state <= 6'd46; |
349 | end |
350 | |
351 | 6'd46: |
352 | begin |
353 | int_data <= 12'h045; |
354 | state <= 6'd47; |
355 | end |
356 | |
357 | 6'd47: |
358 | begin |
359 | int_data <= 12'h03f; |
360 | state <= 6'd48; |
361 | end |
362 | |
363 | 6'd48: |
364 | begin |
365 | int_data <= 12'h03b; |
366 | state <= 6'd49; |
367 | end |
368 | |
369 | 6'd49: |
370 | begin |
371 | int_data <= 12'h034; |
372 | state <= 6'd50; |
373 | end |
374 | |
375 | 6'd50: |
376 | begin |
377 | int_data <= 12'h035; |
378 | state <= 6'd51; |
379 | end |
380 | |
381 | 6'd51: |
382 | begin |
383 | int_data <= 12'h034; |
384 | state <= 6'd52; |
385 | end |
386 | |
387 | 6'd52: |
388 | begin |
389 | int_data <= 12'h034; |
390 | state <= 6'd53; |
391 | end |
392 | |
393 | 6'd53: |
394 | begin |
395 | int_data <= 12'h030; |
396 | state <= 6'd54; |
397 | end |
398 | |
399 | 6'd54: |
400 | begin |
401 | int_data <= 12'h030; |
402 | counter <= counter + 16'd1; |
403 | if (&counter) |
404 | begin |
405 | state <= 6'd0; |
406 | end |
407 | end |
408 | |
409 | default: |
410 | begin |
411 | state <= 6'd0; |
412 | end |
413 | endcase |
414 | end |
415 | |
416 | assign data = int_data; |
417 | |
418 | endmodule |
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