(1)F(A,B,C)?
AB C 0 1
AB C 0 1
1,2,4,5,7) ?m(0,01 1 0 11 0 1 10 1 1 00 1 1 00 1 1 01 1 0 11 0 1 10 1 1 F(A,B,C)?B?AC?A?C
(1)F(A,B,C,D)?
AB CD 00 01 11 10
00 0 0 1 1 ?(m01 0 0 1 1 2,m3,m6,m7,m8,m10,m14)
10 1 0 0 1 11 0 0 0 1 F(A,B,C,D)?AC?CD?ABD
(3)F(A,B,C,D)?
AB CD 00 01 11 10
00 1 1 1 0 ?(m01 0 0 0 0 0,m1,m3,m8,m9,m11,m15)
10 1 1 1 0 11 0 0 1 0 F(A,B,C,D)?BC?BD?ACD
(9)F(A,B,C)?
AB C 0 1
00 1 0 ?(m01 ? 0 0,m6)?11 1 0 10 0 ? ?d(m2,m5)
F(A,B,C)?A?C?BC
(1)F(A,B,C,D)??(m0,m1,m3,m4,m6,m7,m14,m15)??d(m8,m9,m11,m12)
AB CD 00 01 11 10
00 1 1 1 0 01 1 0 1 1 11 ? 0 1 1 10 ? ? ? 0
F(A,B,C,D)?C?D?BD?BC
1、 分析电路的逻辑功能
A B C & Y1 ≥1 ≥1 F1 & Y2 Y3 1 & ≥1 & F2 &
F2?AB?AC?BC
F1?AB?AC?BC?(A?B?C)?ABC
?AB?BC?AC?(A?B?C)?ABC ?(A?B)?(B?C)?(A?C)(A?B?C)?ABC ?(AB?B?BC?AC)(A?C)(A?B?C)?ABC ?ABC?ABC?ABC?ABC
F2?AB?AC?BC
F1?ABC?ABC?ABC?ABC
A 0 0 0 0 1 1 1 1
B 0 0 1 1 0 0 1 1 C 0 1 0 1 0 1 0 1 F1 0 1 1 0 1 0 0 1 F2 0 0 0 1 0 1 1 1 电路的逻辑功能为全加器。