4 16譯碼器的設(shè)計

1、大作業(yè)34-16譯碼器的設(shè)計一、功能表ENX4X3X2Xlyi61dddd00000000000000000000000000000000000010000100000000000000100001000000000000001000001100000000000010000010000000000000100000010100000000001000000011000000000010000000011100000000100000000100000000001000000000100100000010000000000101000000100000000000101100001000000

2、00000011000001000000000000110100100000000000001110010000000000000011111000000000000000Y0 = XlX2 X X4Y(l = X4 X3 X2 XlY2 = X4 X3X2 XlY【3 = X4-X3X2 -XllY4=X4 X3 X2 XlY5=X4- X3X2- XtlY6=X4- X3X2 XlY7=X4 X3X2J XlY8= X4 X3， X2- XlY9=X4 - X3 X2 XlY10=X4 X3X2 XlYll=X4 - X3 X2 -XllYtl2=X4 -XISX-XlY13=X4 X3-

3、X2 -XllY14=X4 -XISX2 - XlY15=X4 -XRX2JX二、原理圖設(shè)計方法：(1)原理圖: MuU .J：二二：:廠-S-L co iiAiiU _匚 . , 4,y.* F：.Jj!A匚、 VInkl :(f *-+ I-亠亠-亠亠亠dJCnSa;.o 介h Ik*nr * , , , 6 , ,rSSr Cf 4:-IIIUUZI.NMri ! (_、匸,.孑+ w kc.2“ Kd.尺 r:.WAi 上IrftrpMiI A-liUCZZJ imiBtKZ:rWt_ . J:,hU1W*.更u性cdRRr.JwwR&uKKRV.卜r5F. fff.瑟 SfwbgRp

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5、丈 ron cnSHf 】傾 x nm x i)Ttl5) Ttuj T(13J TJ1 -Tin) -TEIO) T13J T(3J thi r(ol risi mi T T toi Lni* .心三、HDL；(1)程序：module AA(XXEN); input 4:1 X;input EN;output 15:0 Y;reg 15:0 Y;always (EN or X) if (EN1) 7=0000000000000000; elsecase (X)4bOOOO: Y=16b0000000000000001; 4bOOOl: Y=16b0000000000000010; 4bOOl

6、O: Y=16b0000000000000100; 4bOOll: Y=16b0000000000001000; 4bOlOO: Y=16b0000000000010000; 4bOlOl: Y=16b0000000000100000; 4b0110: Y=16b0000000001000000; 4b0111: Y=16b0000000010000000; 4blOOO: Y=16b0000000100000000; 4bl001: Y=16b0000001000000000; 4bl010: Y=16b0000010000000000; 4bl011: Y=16b0000100000000

7、000; 4bll00: Y=16b0001000000000000; 4bll01: Y=16b0010000000000000; 4blllO: Y=16b0100000000000000; 4bllll: Y=16bl000000000000000; endcase endmoduleI CoiifTiaiMn RcrwM Fbw SunKxr夠為 Complalion ReportHotxe合口 Flew Summary 旨S Row SettrS gB Rg Won-Oefairt Global 尙B Row Elapsed T（ne 爲(wèi) Q Rew LogS 皿網(wǎng)& S加曲 * 3

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