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幫我看看這個程序是什么語言寫的? |
| 作者：ivorguo 欄目：EDA技術(shù) |
NAME Adder; PARTNO CA0016; Date 10/08/85; Rev 01; Designer Woolhiser; Company Assisted TECHNOLOGY; Assembly None; Location None; DEVICE G16V8; /****************************************************************/ /* */ /* Four bit adder using the CUPL function statement. */ /* */ /* 4-bit asynchronous adder implemented as a ripple-carry */ /* through four adder-slice CIRCUITs. Each adder-slice */ /* takes a pair of 1-bit NUMBERs (Xi, Yi) and the carry from */ /* a previous slice (Cin) and produces their 1-bit sum (Zi) */ /* and carry (Cout). Each adder-slice CIRCUIT is defined */ /* using the CUPL function adder_slice(), which returns */ /* the PRODUCT directly and the carry as Cout. */ /****************************************************************/ /** Inputs **/ Pin [1..4] = [X1..4]; /* First 4-bit NUMBER */ Pin [5..8] = [Y1..4]; /* Second 4-bit NUMBER */ /** Outputs **/ Pin [12..15] = [Z1..4]; /* 4-bit sum */ Pin [16..18] = [C1..3]; /* Intermediate carry vaules */ Pin 19 = Carry; /* Carry for 4-bit sum */ /* Adder-slice CIRCUIT - add 2, 1-bit, NUMBERs with carry */ function adder_slice(X, Y, Cin, Cout) { Cout = Cin & X /* Compute carry */ # Cin & Y # X & Y; adder_slice = Cin $ (X $ Y); /* Compute sum */ } /* Perform 4, 1-bit, additions and KEEP the final carry */ Z1 = adder_slice(X1, Y1, 'h'0, C1); /* Initial carry = 'h'0 */ Z2 = adder_slice(X2, Y2, C1, C2); Z3 = adder_slice(X3, Y3, C2, C3); Z4 = adder_slice(X4, Y4, C3, Carry); /* Get final carry VALUE */ |
| 2樓： | >>參與討論 |
| 作者： whjwhjwhj 于 2005/6/30 13:33:00 發(fā)布：
細(xì)心點(diǎn) 白癡： 一有問題就問人，看下面這句話，在你程序的前面。 Four bit adder using the CUPL function statement. |
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| 3樓： | >>參與討論 |
| 作者： whjwhjwhj 于 2005/6/30 13:44:00 發(fā)布：
你就不知道從網(wǎng)上找找，就知道發(fā)帖子，不勞而或 賭東道 |
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| 4樓： | >>參與討論 |
| 作者： wsjc1999 于 2005/7/14 23:15:00 發(fā)布：
Protel 99SE 自帶的 |
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