数字逻辑电路与系统设计习题及解答蒋立平主编.pdf
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1 章习题及解答
1.1 将下列二进制数转换为等值的十进制数。
(1) (11011) (2)
2 2
(3) (1101101) (4)
2 2
(5) (0.1001) (6) (0.0111)
2 2
(7) (11.001) (8) (101011.11001)
2 2
题1.1 解:
(1) (11011) = (27) (2) = (151)
2 10 2 10
(3) (1101101) = (109) (4) = (255)
2 10 2 10
(5) (0.1001) = (0.5625) (6) (0.0111) = (0.4375)
2 10 2 10
(7) (11.001) = (3.125) (8) (101011.11001) = (43.78125)
2 10 2 10
1.3 将下列二进制数转换为等值的十六进制数和八进制数。
(1) (1010111) (2) (110111011)
2 2
(3) (10110.011010) (4) (101100.110011)
2 2
题1.3 解:
(1) (1010111) = (57) = (127)
2 16 8
(2) (110011010) = (19A) = (632)
2
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