"alamavaldist" - 1 õppematerjal

IAY0150 - Digitaalsüsteemid I kodutöö

y2: /x1’: 2-AND + 2-AND + 4-OR --> 2-OR + 2-And + 3-OR [2+2+(3+2)=9 -> 2+2+3=7 valitud] /x2’: 3-AND + 2-AND + 4-OR --> 2*2-AND + 2-OR + 3-OR [2+2+2+3=9 -> 2+2+2+3=9 halvem] /x4 : 2-AND + 2-AND + 4-OR --> 2-OR + 2-AND + 3-OR [2+2+(3+2)=9 -> 2+2+3=7 sama] y3: /x3’: 3-AND + 3-OR --> 2*2-OR + 2-AND [3+3=6 -> 2+2+2=6 sama] y4: pole alamavaldist Skeem pärast ühiste alamavaldiste leidmist Tulemus avaldistena, aluseks on y1, y3 ja y4 tuumade parimad variandid. y1’ = x2 (x3’+ x4’) + x2’x3 x4 + x1’x4’ y2 = x1’(x2’+ x4’) + x3’x4’ + x2’x3 x4 y3 = x3’(x1 + x2) + x1’x3 y4’ = x2’x3 x4 + x1 x3’+ x2 x4’ Skeem elementidega #2 x1i = x1' [1.5/1.5] 1.5 x2i = x2' [1.5/1.5] 1.5 x3i = x3' [1.5/1