fpga課程設(shè)計(jì)報(bào)告--簡(jiǎn)易電子琴的設(shè)計(jì)-文庫(kù)吧資料
2025-03-29 00:28本頁(yè)面
【正文】 in t1=339。d8) t1=t1+339。reg [2:0] t1。 assign beep3=beep_r。 //寄存器reg [7:0]state。reg [15:0]origin。 //系統(tǒng)時(shí)鐘output beep3。//中6 endcaseendendmodule//bell3子模塊《天空之城》module bell3 (inclk,beep3)。//中2 98,99,100,101,102,103:{high,med,low}=39。//1 96,97: {high,med,low}=39。//中2 95: {high,med,low}=39。//中3 94: {high,med,low}=39。//中2 93: {high,med,low}=39。//中3 92: {high,med,low}=39。//中5 90,91: {high,med,low}=39。//中6 88,89: {high,med,low}=39。//1 82,83,84,85,86,87:{high,med,low}=39。//中2 81: {high,med,low}=39。//中3 80: {high,med,low}=39。//中5 74,75,76,77,78,79:{high,med,low}=39。//中2 72,73: {high,med,low}=39。//中6 66,67,68,69,70,71:{high,med,low}=39。//低6 64,65: {high,med,low}=39。//中2 58,59,60,61,62,63:{high,med,low}=39。//1 56,57: {high,med,low}=39。//中2 55: {high,med,low}=39。//中3 54: {high,med,low}=39。//中2 53: {high,med,low}=39。//中3 52: {high,med,low}=39。//中5 50,51: {high,med,low}=39。//中2 48,49: {high,med,low}=39。//中3 44,45,46,47: {high,med,low}=39。//中6 43: {high,med,low}=39。//中5 40,41,42: {high,med,low}=39。//中6 39: {high,med,low}=39。//中6 38: {high,med,low}=39。//中5 36,37: {high,med,low}=39。//中3 34,35: {high,med,low}=39。//中3 32,33: {high,med,low}=39。//中6 26,27,28,29,30,31:{high,med,low}=39。//中5 24,25: {high,med,low}=39。//中6 23: {high,med,low}=39。//中6 22: {high,med,low}=39。//中5 20,21: {high,med,low}=39。//中3 18,19: {high,med,low}=39。//中2 16,17: {high,med,low}=39。//中3 12,13,14,15: {high,med,low}=39。//中6 11: {high,med,low}=39。//中5 8,9,10: {high,med,low}=39。//中6 7: {high,med,low}=39。//中6 6: {high,med,low}=39。//中5 4,5: {high,med,low}=39。//中3 2,3: {high,med,low}=39。 //《康定情歌》 case(state) 0,1: {high,med,low}=39。 //高3 endcaseendalways (posedge clk_4Hz) begin if(state ==103) state = 0。 //高2 39。 //高1 39。 //中6 39。 //中5 39。 //中3 39。 //中2 39。 //中1 39。 //低6 39。 //低5 39。 //低3 39。 //低2 39。 //低1 39。 //輸出取反 endendalways(posedge clk_4Hz)begin case({high,med,low}) 39。h0。b1。 clk_4Hz=~clk_4Hz。 else begin t2=2539。d13000000)//13000000 t2=t2+2539。reg [24:0] t2。 clk_6MHz=~clk_6MHz。 else begin t1=339。d8) //8 t1=t1+339。reg [2:0] t1。 assign beep2=beep_r。 //寄存器reg [7:0]state。reg [15:0]origin。 //系統(tǒng)時(shí)鐘output beep2。 endcase endendmodule//bell2子模塊《康定情歌》module bell2 (inclk,beep2)。//mid1 default : {high,med,low}=1239。//low5 59,60,61,62,63: {high,med,low}=1239。//mid2 57,58: {high,med,low}=1239。//mid1 56,56: {high,med,low}=1239。//low5 52,53,54,55: {high,med,low}=1239。//mid2 50,51: {high,med,low}=1239。//mid1 48,49: {high,med,low}=1239。//mid3 46,47: {high,med,low}=1239。//mid4 44,45: {high,med,low}=1239。//mid5 43: {high,med,low}=1239。//mid6 42: {high,med,low}=1239。//mid5 41: {high,med,low}=1239。//mid1 40: {high,med,low}=1239。//mid3 38,39: {high,med,low}=1239。//mid4 36,37: {high,med,low}=1239。//mid5 35: {high,med,low}=1239。//mid6 34: {high,med,low}=1239。//mid5 33: {high,med,low}=1239。//mid5 32: {high,med,low}=1239。//mid4 28,29,30,31: {high,med,low}=1239。//mid3 26,27: {high,med,low}=1239。//mid5 24,25: {high,med,low}=1239。//mid4 20,21,22,23: {high,med,low}=1239。//mid3 18,19: {high,med,low}=1239。//mid1 16,17: {high,med,low}=1239。//mid3 14,15: {high,med,low}=1239。//m
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