S5443TopPointInPulseTb.v 17 KB

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  1. `timescale 1ns / 1ps
  2. //=============================================================================================================
  3. // Тестовая конфигурация:
  4. //
  5. // Режим измерения "Точка в импульсе".
  6. // Количество измерений = 1.
  7. // Выбраный фильтр = 2МГц.
  8. //
  9. // PG1 -> Reference Sequense Generator. | Шаблон 1 имп.
  10. // PG2 -> модулятор. | Шаблон 1 имп.
  11. // PG3 -> Sample Strobe Generator. | Шаблон 1 имп.
  12. // PG4 -> Gating Generator. | Шаблон 1 имп.
  13. //
  14. // Настройки мультиплексоров генераторов:
  15. // PG1MUX_OUT -> INT_TRIG.
  16. // PG2MUX_OUT -> PG1. Для всех генераторов кроме PG1 сигналом начала работы является выход PG1.
  17. // PG3MUX_OUT -> PG1.
  18. // PG4MUX_OUT -> PG1.
  19. // PG5MUX_OUT -> PG1.
  20. // PG6MUX_OUT -> PG1.
  21. // PG7MUX_OUT -> PG1.
  22. //
  23. // Настройки остальных мультиплексоров:
  24. // MODMUX_OUT -> PG2.
  25. // GATINGMUX_OUT -> PG4.
  26. // SAMPLSTROBEMUX_OUT -> PG3.
  27. // EXTSTARTMUX -> DSPSTART.
  28. //=============================================================================================================
  29. module S5443TopPointInPulseTb;
  30. localparam [3:0] EP1MUXCMD = 4'd1;
  31. localparam [3:0] EP2MUXCMD = 4'd1;
  32. localparam [3:0] EP3MUXCMD = 4'd1;
  33. localparam [3:0] EP4MUXCMD = 4'd1;
  34. localparam [3:0] EP5MUXCMD = 4'd1;
  35. localparam [3:0] EP6MUXCMD = 4'd1;
  36. localparam [3:0] PG1MUXCMD = 4'd13;
  37. localparam [3:0] PG2MUXCMD = 4'd0;
  38. localparam [3:0] PG3MUXCMD = 4'd0;
  39. localparam [3:0] PG4MUXCMD = 4'd0;
  40. localparam [3:0] PG5MUXCMD = 4'd0;
  41. localparam [3:0] PG6MUXCMD = 4'd0;
  42. localparam [3:0] PG7MUXCMD = 4'd0;
  43. localparam [2:0] PG1MODE = 3'd1;
  44. localparam [2:0] PG2MODE = 3'd1;
  45. localparam [2:0] PG3MODE = 3'd1;
  46. localparam [2:0] PG4MODE = 3'd1;
  47. localparam [2:0] PG5MODE = 3'd0;
  48. localparam [2:0] PG6MODE = 3'd0;
  49. localparam [2:0] PG7MODE = 3'd0;
  50. localparam [3:0] EXTTRIGMUXCMD = 4'd15;
  51. localparam [3:0] MODMUXCMD = 4'd1;
  52. localparam [3:0] GATINGMUXCMD = 4'd2;
  53. localparam [3:0] SMPLSTRBMUXCMD = 4'd3;
  54. //COMMANDS FOR REG_MAP
  55. parameter [31:0] MeasCmd = {8'h11,8'h0,8'h64,8'h10};
  56. parameter [31:0] MeasCmd2 = {8'h11,8'h0,8'h62,8'h20};
  57. parameter [31:0] MeasCmd3 = {8'h11,8'h0,8'h62,8'h40};
  58. parameter [31:0] IfFtwH = {8'h15,16'h0,8'h23};
  59. parameter [31:0] IfFtwL = {8'h16,24'h51eb85};
  60. parameter [31:0] FilterCorrCmdH = {8'h17,24'hD70A3D};
  61. parameter [31:0] FilterCorrCmdL = {8'h18,24'hD70A3D};
  62. //PG7 Cmd
  63. parameter [31:0] PG7P1DelayRegCmd = {8'h20,24'd0};
  64. parameter [31:0] PG7P2DelayRegCmd = {8'h21,24'd0};
  65. parameter [31:0] PG7P3DelayRegCmd = {8'h22,24'd0};
  66. parameter [31:0] PG7P123DelayRegCmd = {8'h23,24'd0};
  67. parameter [31:0] PG7P1WidthRegCmd = {8'h24,24'd1};
  68. parameter [31:0] PG7P2WidthRegCmd = {8'h25,24'd0};
  69. parameter [31:0] PG7P3WidthRegCmd = {8'h26,24'd0};
  70. parameter [31:0] PG7P123WidthRegCmd = {8'h27,24'd0};
  71. //PG1 Cmd
  72. parameter [31:0] PG1P1DelayRegCmd = {8'h28,24'd0};
  73. parameter [31:0] PG1P2DelayRegCmd = {8'h29,24'd0};
  74. parameter [31:0] PG1P3DelayRegCmd = {8'h2a,24'd0};
  75. parameter [31:0] PG1P123DelayRegCmd = {8'h2b,24'd0};
  76. parameter [31:0] PG1P1WidthRegCmd = {8'h2c,24'd1};
  77. parameter [31:0] PG1P2WidthRegCmd = {8'h2d,24'd0};
  78. parameter [31:0] PG1P3WidthRegCmd = {8'h2e,24'd0};
  79. parameter [31:0] PG1P123WidthRegCmd = {8'h2f,24'd0};
  80. //PG2 Cmd
  81. parameter [31:0] PG2P1DelayRegCmd = {8'h30,24'd9};
  82. parameter [31:0] PG2P2DelayRegCmd = {8'h31,24'd0};
  83. parameter [31:0] PG2P3DelayRegCmd = {8'h32,24'd0};
  84. parameter [31:0] PG2P123DelayRegCmd = {8'h33,24'd0};
  85. parameter [31:0] PG2P1WidthRegCmd = {8'h34,24'd40};
  86. parameter [31:0] PG2P2WidthRegCmd = {8'h35,24'd0};
  87. parameter [31:0] PG2P3WidthRegCmd = {8'h36,24'd0};
  88. parameter [31:0] PG2P123WidthRegCmd = {8'h37,24'd0};
  89. //PG3 Cmd
  90. parameter [31:0] PG3P1DelayRegCmd = {8'h38,24'd10};
  91. parameter [31:0] PG3P2DelayRegCmd = {8'h39,24'd0};
  92. parameter [31:0] PG3P3DelayRegCmd = {8'h3a,24'd0};
  93. parameter [31:0] PG3P123DelayRegCmd = {8'h3b,24'd0};
  94. parameter [31:0] PG3P1WidthRegCmd = {8'h3c,24'd31};
  95. parameter [31:0] PG3P2WidthRegCmd = {8'h3d,24'd0};
  96. parameter [31:0] PG3P3WidthRegCmd = {8'h3e,24'd0};
  97. parameter [31:0] PG3P123WidthRegCmd = {8'h3f,24'd0};
  98. //PG4 Cmd
  99. parameter [31:0] PG4P1DelayRegCmd = {8'h40,24'd9};
  100. parameter [31:0] PG4P2DelayRegCmd = {8'h41,24'd0};
  101. parameter [31:0] PG4P3DelayRegCmd = {8'h42,24'd0};
  102. parameter [31:0] PG4P123DelayRegCmd = {8'h43,24'd0};
  103. parameter [31:0] PG4P1WidthRegCmd = {8'h44,24'd1};
  104. parameter [31:0] PG4P2WidthRegCmd = {8'h45,24'd6};
  105. parameter [31:0] PG4P3WidthRegCmd = {8'h46,24'd7};
  106. parameter [31:0] PG4P123WidthRegCmd = {8'h47,24'd0};
  107. //PG5 Cmd
  108. parameter [31:0] PG5P1DelayRegCmd = {8'h48,24'd5};
  109. parameter [31:0] PG5P2DelayRegCmd = {8'h49,24'd15};
  110. parameter [31:0] PG5P3DelayRegCmd = {8'h4a,24'd30};
  111. parameter [31:0] PG5P123DelayRegCmd = {8'h4b,24'd0};
  112. parameter [31:0] PG5P1WidthRegCmd = {8'h4c,24'd5};
  113. parameter [31:0] PG5P2WidthRegCmd = {8'h4d,24'd6};
  114. parameter [31:0] PG5P3WidthRegCmd = {8'h4e,24'd7};
  115. parameter [31:0] PG5P123WidthRegCmd = {8'h4f,24'd0};
  116. //PG6 Cmd
  117. parameter [31:0] PG6P1DelayRegCmd = {8'h50,24'd5};
  118. parameter [31:0] PG6P2DelayRegCmd = {8'h51,24'd15};
  119. parameter [31:0] PG6P3DelayRegCmd = {8'h52,24'd30};
  120. parameter [31:0] PG6P123DelayRegCmd = {8'h53,24'd0};
  121. parameter [31:0] PG6P1WidthRegCmd = {8'h54,24'd5};
  122. parameter [31:0] PG6P2WidthRegCmd = {8'h55,24'd6};
  123. parameter [31:0] PG6P3WidthRegCmd = {8'h56,24'd7};
  124. parameter [31:0] PG6P123WidthRegCmd = {8'h57,24'd0};
  125. parameter [31:0] MeasNum0RegCmd = {8'h58,24'd1};
  126. parameter [31:0] MeasNum1RegCmd = {8'h59,24'd0};
  127. parameter [31:0] PGMode0RegCmd = {8'h0b,3'b0,PG7MODE,PG6MODE,PG5MODE,PG4MODE,PG3MODE,PG2MODE,PG1MODE};
  128. parameter [31:0] PGMode1RegCmd = {8'h1b,7'b0000000,7'b00000010,10'b0};
  129. parameter [31:0] MuxCtrl1RegCmd = {8'h1c,PG6MUXCMD,PG5MUXCMD,PG4MUXCMD,PG3MUXCMD,PG2MUXCMD,PG1MUXCMD};
  130. parameter [31:0] MuxCtrl2RegCmd = {8'h1d,4'b0,SMPLSTRBMUXCMD,GATINGMUXCMD,MODMUXCMD,EXTTRIGMUXCMD,PG7MUXCMD};
  131. parameter [31:0] MuxCtrl3RegCmd = {8'h1e,EP6MUXCMD,EP5MUXCMD,EP4MUXCMD,EP3MUXCMD,EP2MUXCMD,EP1MUXCMD};
  132. //=================================================================================================================================================================================================================
  133. reg Clk41;
  134. reg Clk50;
  135. reg Clk70;
  136. reg [3:0] testCnt;
  137. reg [31:0] tb_cnt=4'd0;
  138. reg rst;
  139. reg mosi_i = 1'b0;
  140. reg Miso_i = 1'b0;
  141. reg ss_i;
  142. reg clk_i = 1'b0;
  143. reg [31:0] DspSpiData;
  144. reg startCalcCmdReg;
  145. wire [13:0] cos_value;
  146. wire [17:0] sin_value;
  147. wire ExtDspTrigPos0 = (tb_cnt >= 180 && tb_cnt <= 181)? 1'b1:1'b0;
  148. wire ExtDspTrigNeg0 = (tb_cnt >= 180 && tb_cnt <= 181)? 1'b0:1'b1;
  149. wire ExtTrigger0 = ExtDspTrigNeg0;
  150. wire TrigFromDsp = (tb_cnt >= 1100 && tb_cnt <= 1101)? 1'b1:1'b0;
  151. wire endMeas;
  152. reg [31:0] cmdCnt;
  153. reg trig0;
  154. reg trig1;
  155. wire trig0R;
  156. wire trig1R;
  157. assign trig0R = trig0;
  158. assign trig1R = trig1;
  159. //==========================================================================================
  160. //clocks gen
  161. always #10 Clk50 = ~Clk50;
  162. always #(14.285714285714/2) Clk70 = ~Clk70;
  163. always #10 clk_i = ~clk_i;
  164. always #(24.390243902439/2) Clk41 = ~Clk41;
  165. wire sck_i;
  166. //==========================================================================================
  167. initial begin
  168. Clk50 = 1'b1;
  169. Clk70 = 1'b1;
  170. rst = 1'b1;
  171. Clk41 = 1'b0;
  172. trig0 = 1'b0;
  173. trig1 = 1'b0;
  174. #100;
  175. rst = 1'b0;
  176. #400;
  177. Clk41 = 1'b0;
  178. end
  179. always @(*) begin
  180. if (!rst) begin
  181. if (tb_cnt == 3510 | tb_cnt == 3540) begin
  182. trig0 = 1'b1;
  183. trig1 = 1'b1;
  184. end else begin
  185. trig0 = 1'b0;
  186. trig1 = 1'b0;
  187. end
  188. end else begin
  189. trig0 = 1'b0;
  190. trig1 = 1'b0;
  191. end
  192. end
  193. reg endMeasReg;
  194. reg endMeasReg1;
  195. reg endMeasReg2;
  196. always @(posedge Clk41) begin
  197. endMeasReg <= endMeas;
  198. endMeasReg1 <= endMeasReg;
  199. endMeasReg2 <= endMeasReg1;
  200. end
  201. wire endMeasNeg = !endMeas&endMeasReg;
  202. always @(posedge Clk70) begin
  203. if (!rst) begin
  204. if (!endMeasReg2) begin
  205. if (tb_cnt == 3501) begin
  206. startCalcCmdReg <= 1'b1;
  207. end
  208. end else begin
  209. startCalcCmdReg <= 1'b0;
  210. end
  211. end else begin
  212. startCalcCmdReg <= 1'b0;
  213. end
  214. end
  215. always @(negedge Clk41) begin
  216. if (!rst) begin
  217. tb_cnt <= tb_cnt+1;
  218. end else begin
  219. tb_cnt <= 0;
  220. end
  221. end
  222. always @(negedge Clk41) begin
  223. if (!rst) begin
  224. testCnt <= testCnt+1;
  225. end else begin
  226. testCnt <= 0;
  227. end
  228. end
  229. wire Adc1DataDa0P;
  230. wire Adc1DataDa1P;
  231. wire [31:0] test = 32'h2351eb85;
  232. wire Sign1to4 = (tb_cnt == 40)? 4'b0001:4'bzzzz;
  233. CordicNco
  234. #( .ODatWidth (18),
  235. .PhIncWidth (32),
  236. .IterNum (10),
  237. .EnSinN (0))
  238. ncoInst
  239. (
  240. .Clk_i (Clk50),
  241. .Rst_i (rst),
  242. .Val_i (1'b1),
  243. .PhaseInc_i (test>>1),
  244. .WindVal_i (1'b1),
  245. .WinType_i (),
  246. .Wind_o (),
  247. .Sin_o (sin_value),
  248. .Cos_o (cos_value),
  249. .Val_o ()
  250. );
  251. S5443Top uut (
  252. .Clk_i (Clk50),
  253. .Led_o (),
  254. //------------------------------------------
  255. .Adc1FclkP_i (),
  256. .Adc1FclkN_i (),
  257. .Adc1DataDa0P_i (Adc1DataDa0P),
  258. .Adc1DataDa0N_i (~Adc1DataDa0P),
  259. .Adc1DataDa1P_i (Adc1DataDa1P),
  260. .Adc1DataDa1N_i (~Adc1DataDa1P),
  261. .Adc1DataDb0P_i (Adc1DataDa0P),
  262. .Adc1DataDb0N_i (~Adc1DataDa0P),
  263. .Adc1DataDb1P_i (Adc1DataDa1P),
  264. .Adc1DataDb1N_i (~Adc1DataDa1P),
  265. //------------------------------------------
  266. .Adc2FclkP_i (),
  267. .Adc2FclkN_i (),
  268. .Adc2DataDa0P_i (1'b1),
  269. .Adc2DataDa0N_i (1'b0),
  270. .Adc2DataDa1P_i (1'b1),
  271. .Adc2DataDa1N_i (1'b0),
  272. .Adc2DataDb0P_i (1'b1),
  273. .Adc2DataDb0N_i (1'b0),
  274. .Adc2DataDb1P_i (1'b1),
  275. .Adc2DataDb1N_i (1'b0),
  276. //------------------------------------------
  277. .AdcInitMosi_o (),
  278. .AdcInitClk_o (),
  279. .Adc1InitCs_o (),
  280. .Adc2InitCs_o (),
  281. .AdcInitRst_o (),
  282. //------------------------------------------
  283. .Mosi_i (mosi_i),
  284. .Sck_i (~sck_i),
  285. .Ss_i (ss_i),
  286. .LpOutClk_o (),
  287. .LpOutFs_o (),
  288. .LpOutData_o (),
  289. //fpga-dsp signals
  290. .StartMeas_i (startCalcCmdReg),
  291. .StartMeas_o (),
  292. .EndMeas_o (endMeas),
  293. .TimersClk_o (),
  294. .Trig6to1_io (),
  295. .Trig6to1Dir_o (),
  296. .TrigFromDsp_i (), //Trig from DSP
  297. .TrigToDsp_o (), //Trig To DSP
  298. .OverloadS_i (1'b0),
  299. .Overload_o (),
  300. .Sign4to1_io (Sign1to4),
  301. .Sign4to1Dir_o (),
  302. //mod out line
  303. .Mod_o (),
  304. //gain lines
  305. .SensEnS_i (1'b0),
  306. .AmpEn_o (), // 0-adc1ChA 1-adc1ChB 2-adc2ChA 3-adc2ChB
  307. .AdcData_i (sin_value)
  308. );
  309. parameter IDLE = 2'h0;
  310. parameter CMD = 2'h1;
  311. parameter TX = 2'h2;
  312. parameter PAUSE = 2'h3;
  313. reg [1:0] txCurrState;
  314. reg [1:0] txNextState;
  315. wire txWork = tb_cnt >= 23;
  316. wire txStop = cmdCnt >= 70;
  317. reg [6:0] txCnt;
  318. reg [3:0] pauseCnt;
  319. always @(posedge Clk41) begin
  320. if (!rst) begin
  321. if (txCurrState == CMD) begin
  322. if (!txStop) begin
  323. cmdCnt <= cmdCnt+1;
  324. end
  325. end
  326. end else begin
  327. cmdCnt <= 0;
  328. end
  329. end
  330. always @(posedge Clk41) begin
  331. if (!rst) begin
  332. if (txCurrState == TX) begin
  333. txCnt <= txCnt+1;
  334. end else begin
  335. txCnt <= 0;
  336. end
  337. end else begin
  338. txCnt <= 0;
  339. end
  340. end
  341. always @(posedge Clk41) begin
  342. if (!rst) begin
  343. if (txCurrState == PAUSE) begin
  344. pauseCnt <= pauseCnt+1;
  345. end else begin
  346. pauseCnt <= 0;
  347. end
  348. end else begin
  349. pauseCnt <= 0;
  350. end
  351. end
  352. always @(posedge Clk41) begin
  353. if (txCurrState == CMD) begin
  354. if (cmdCnt == 0) begin
  355. DspSpiData <= MeasCmd;
  356. // DspSpiData <= MeasCmd2;
  357. // DspSpiData <= MeasCmd3;
  358. end else if (cmdCnt == 1) begin
  359. DspSpiData <= IfFtwH;
  360. end else if (cmdCnt == 2) begin
  361. DspSpiData <= IfFtwL;
  362. end else if (cmdCnt == 3) begin
  363. DspSpiData <= FilterCorrCmdH;
  364. end else if (cmdCnt == 4) begin
  365. DspSpiData <= FilterCorrCmdL;
  366. end else if (cmdCnt == 5) begin
  367. DspSpiData <= PG1P1DelayRegCmd;
  368. end else if (cmdCnt == 6) begin
  369. DspSpiData <= PG1P2DelayRegCmd;
  370. end else if (cmdCnt == 7) begin
  371. DspSpiData <= PG1P3DelayRegCmd;
  372. end else if (cmdCnt == 8) begin
  373. DspSpiData <= PG1P123DelayRegCmd;
  374. end else if (cmdCnt == 9) begin
  375. DspSpiData <= PG1P1WidthRegCmd;
  376. end else if (cmdCnt == 10) begin
  377. DspSpiData <= PG1P2WidthRegCmd;
  378. end else if (cmdCnt == 11) begin
  379. DspSpiData <= PG1P3WidthRegCmd;
  380. end else if (cmdCnt == 12) begin
  381. DspSpiData <= PG1P123WidthRegCmd;
  382. end else if (cmdCnt == 13) begin
  383. DspSpiData <= PG2P1DelayRegCmd;
  384. end else if (cmdCnt == 14) begin
  385. DspSpiData <= PG2P2DelayRegCmd;
  386. end else if (cmdCnt == 15) begin
  387. DspSpiData <= PG2P3DelayRegCmd;
  388. end else if (cmdCnt == 16) begin
  389. DspSpiData <= PG2P123DelayRegCmd;
  390. end else if (cmdCnt == 17) begin
  391. DspSpiData <= PG2P1WidthRegCmd;
  392. end else if (cmdCnt == 18) begin
  393. DspSpiData <= PG2P2WidthRegCmd;
  394. end else if (cmdCnt == 19) begin
  395. DspSpiData <= PG2P3WidthRegCmd;
  396. end else if (cmdCnt == 20) begin
  397. DspSpiData <= PG2P123WidthRegCmd;
  398. end else if (cmdCnt == 21) begin
  399. DspSpiData <= PG3P1DelayRegCmd;
  400. end else if (cmdCnt == 22) begin
  401. DspSpiData <= PG3P2DelayRegCmd;
  402. end else if (cmdCnt == 23) begin
  403. DspSpiData <= PG3P3DelayRegCmd;
  404. end else if (cmdCnt == 24) begin
  405. DspSpiData <= PG3P123DelayRegCmd;
  406. end else if (cmdCnt == 25) begin
  407. DspSpiData <= PG3P1WidthRegCmd;
  408. end else if (cmdCnt == 26) begin
  409. DspSpiData <= PG3P2WidthRegCmd;
  410. end else if (cmdCnt == 27) begin
  411. DspSpiData <= PG3P3WidthRegCmd;
  412. end else if (cmdCnt == 28) begin
  413. DspSpiData <= PG3P123WidthRegCmd;
  414. end else if (cmdCnt == 29) begin
  415. DspSpiData <= PG4P1DelayRegCmd;
  416. end else if (cmdCnt == 30) begin
  417. DspSpiData <= PG4P2DelayRegCmd;
  418. end else if (cmdCnt == 31) begin
  419. DspSpiData <= PG4P3DelayRegCmd;
  420. end else if (cmdCnt == 32) begin
  421. DspSpiData <= PG4P123DelayRegCmd;
  422. end else if (cmdCnt == 33) begin
  423. DspSpiData <= PG4P1WidthRegCmd;
  424. end else if (cmdCnt == 34) begin
  425. DspSpiData <= PG4P2WidthRegCmd;
  426. end else if (cmdCnt == 35) begin
  427. DspSpiData <= PG4P3WidthRegCmd;
  428. end else if (cmdCnt == 36) begin
  429. DspSpiData <= PG4P123WidthRegCmd;
  430. end else if (cmdCnt == 37) begin
  431. DspSpiData <= PG5P1DelayRegCmd;
  432. end else if (cmdCnt == 38) begin
  433. DspSpiData <= PG5P2DelayRegCmd;
  434. end else if (cmdCnt == 39) begin
  435. DspSpiData <= PG5P3DelayRegCmd;
  436. end else if (cmdCnt == 40) begin
  437. DspSpiData <= PG5P123DelayRegCmd;
  438. end else if (cmdCnt == 41) begin
  439. DspSpiData <= PG5P1WidthRegCmd;
  440. end else if (cmdCnt == 42) begin
  441. DspSpiData <= PG5P2WidthRegCmd;
  442. end else if (cmdCnt == 43) begin
  443. DspSpiData <= PG5P3WidthRegCmd;
  444. end else if (cmdCnt == 44) begin
  445. DspSpiData <= PG5P123WidthRegCmd;
  446. end else if (cmdCnt == 45) begin
  447. DspSpiData <= PG6P1DelayRegCmd;
  448. end else if (cmdCnt == 46) begin
  449. DspSpiData <= PG6P2DelayRegCmd;
  450. end else if (cmdCnt == 47) begin
  451. DspSpiData <= PG6P3DelayRegCmd;
  452. end else if (cmdCnt == 48) begin
  453. DspSpiData <= PG6P123DelayRegCmd;
  454. end else if (cmdCnt == 49) begin
  455. DspSpiData <= PG6P1WidthRegCmd;
  456. end else if (cmdCnt == 50) begin
  457. DspSpiData <= PG6P2WidthRegCmd;
  458. end else if (cmdCnt == 51) begin
  459. DspSpiData <= PG6P3WidthRegCmd;
  460. end else if (cmdCnt == 52) begin
  461. DspSpiData <= PG6P123WidthRegCmd;
  462. end else if (cmdCnt == 53) begin
  463. DspSpiData <= PG7P1DelayRegCmd;
  464. end else if (cmdCnt == 54) begin
  465. DspSpiData <= PG7P2DelayRegCmd;
  466. end else if (cmdCnt == 55) begin
  467. DspSpiData <= PG7P3DelayRegCmd;
  468. end else if (cmdCnt == 56) begin
  469. DspSpiData <= PG7P123DelayRegCmd;
  470. end else if (cmdCnt == 57) begin
  471. DspSpiData <= PG7P1WidthRegCmd;
  472. end else if (cmdCnt == 58) begin
  473. DspSpiData <= PG7P2WidthRegCmd;
  474. end else if (cmdCnt == 59) begin
  475. DspSpiData <= PG7P3WidthRegCmd;
  476. end else if (cmdCnt == 60) begin
  477. DspSpiData <= PG7P123WidthRegCmd;
  478. end else if (cmdCnt == 61) begin
  479. DspSpiData <= MeasNum0RegCmd;
  480. end else if (cmdCnt == 62) begin
  481. DspSpiData <= MeasNum1RegCmd;
  482. end else if (cmdCnt == 63) begin
  483. DspSpiData <= PGMode0RegCmd;
  484. end else if (cmdCnt == 64) begin
  485. DspSpiData <= PGMode1RegCmd;
  486. end else if (cmdCnt == 65) begin
  487. DspSpiData <= MuxCtrl1RegCmd;
  488. end else if (cmdCnt == 66) begin
  489. DspSpiData <= MuxCtrl2RegCmd;
  490. end else if (cmdCnt == 67) begin
  491. DspSpiData <= MuxCtrl3RegCmd;
  492. end
  493. end else if (txCurrState == TX) begin
  494. DspSpiData <= DspSpiData<<1;
  495. end
  496. end
  497. always @(posedge Clk41) begin
  498. if (txCurrState == TX) begin
  499. if (txCnt >= 7'd0) begin
  500. mosi_i <= DspSpiData[31];
  501. end else begin
  502. mosi_i <= 1'b1;
  503. end
  504. end else begin
  505. mosi_i <= 1'b1;
  506. end
  507. end
  508. always @(posedge Clk41) begin
  509. if (txCurrState == TX) begin
  510. ss_i <= 1'b0;
  511. end else begin
  512. ss_i <= 1'b1;
  513. end
  514. end
  515. assign sck_i = Clk41;
  516. always @(posedge Clk41) begin
  517. if (rst) begin
  518. txCurrState <= IDLE;
  519. end else begin
  520. txCurrState <= txNextState;
  521. end
  522. end
  523. always @(*) begin
  524. txNextState = IDLE;
  525. case(txCurrState)
  526. IDLE : begin
  527. if (txWork) begin
  528. txNextState = CMD;
  529. end else begin
  530. txNextState = IDLE;
  531. end
  532. end
  533. CMD : begin
  534. if (!txStop) begin
  535. txNextState = TX;
  536. end else begin
  537. txNextState = IDLE;
  538. end
  539. end
  540. TX : begin
  541. if (txCnt==6'd31) begin
  542. txNextState = PAUSE;
  543. end else begin
  544. txNextState = TX;
  545. end
  546. end
  547. PAUSE : begin
  548. if (pauseCnt==4'd10) begin
  549. txNextState = CMD;
  550. end else begin
  551. txNextState = PAUSE;
  552. end
  553. end
  554. endcase
  555. end
  556. endmodule