文件名称:lookup_multi
- 所属分类:
- 图形图像处理(光照,映射..)
- 资源属性:
- [VHDL] [源码]
- 上传时间:
- 2008-10-13
- 文件大小:
- 816byte
- 下载次数:
- 0次
- 提 供 者:
- stev*****
- 相关连接:
- 无
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- 别用迅雷下载,失败请重下,重下不扣分!
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//4×4 查找表乘法器
module mult4x4(out,a,b,clk)
output[7:0] out
input[3:0] a,b
input clk
reg[7:0] out
reg[1:0] firsta,firstb
reg[1:0] seconda,secondb
wire[3:0] outa,outb,outc,outd
always @(posedge clk)
begin
firsta = a[3:2] seconda = a[1:0]
firstb = b[3:2] secondb = b[1:0]
end
lookup m1(outa,firsta,firstb,clk),
m2(outb,firsta,secondb,clk),
m3(outc,seconda,firstb,clk),
m4(outd,seconda,secondb,clk) //模块调用
module mult4x4(out,a,b,clk)
output[7:0] out
input[3:0] a,b
input clk
reg[7:0] out
reg[1:0] firsta,firstb
reg[1:0] seconda,secondb
wire[3:0] outa,outb,outc,outd
always @(posedge clk)
begin
firsta = a[3:2] seconda = a[1:0]
firstb = b[3:2] secondb = b[1:0]
end
lookup m1(outa,firsta,firstb,clk),
m2(outb,firsta,secondb,clk),
m3(outc,seconda,firstb,clk),
m4(outd,seconda,secondb,clk) //模块调用
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压缩包 : 17869323lookup_multi.rar 列表 lookup_multi.v