数字电子技术习题解答1-11章(完整个性版) - 图文 联系客服

第一章 数制与编码

1.1 自测练习 1.1.1、模拟量 数字量 1.1.2、(b) 1.1.3、(c) 1.1.4、(a)是数字量,(b)(c)(d)是模拟量

1.2 自测练习 1.2.1. 2

1.2.2. 比特bit 1.2.3. 10 1.2.4. 二进制 1.2.5. 十进制 1.2.6. (a) 1.2.7. (b) 1.2.8. (c) 1.2.9. (b) 1.2.10. (b) 1.2.11. (b) 1.2.12. (a) 1.2.13. (c) 1.2.14. (c) 1.2.15. (c) 1.2.16. 1001001 1.2.17. 11 1.2.18. 110010 1.2.19. 1101 1.2.20. 8进制 1.2.21. (a)

1.2.22. 0,1,2,3,4,5,6,7 1.2.23. 十六进制

1.2.24. 0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F 1.2.25. (b)

1.3 自测练习 1.3.1. 122 1.3.2. 675.52

1.3.3. 011111110.01 1.3.4. 52

1.3.5. 1BD.A8

1.3.6. 1110101111.1110 1.3.7. 3855

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1.3.8. 28.375 1.3.9. 100010.11 1.3.10. 135.625 1.3.11. 570.1 1.3.12. 120.5 1.3.13. 2659.A

1.4 自测练习

1.4.1. BCD Binary coded decimal 二—十进制码 1.4.2. (a) 1.4.3. (b)

1.4.4. 8421BCD码,4221BCD码,5421BCD 1.4.5. (a)

1.4.6. 011001111001.1000 1.4.7. 11111110 1.4.8. 10101000 1.4.9. 11111101 1.4.10. 61.05

1.4.11. 01011001.01110101 1.4.12. 余3码 1.4.13. XS3 1.4.14. XS3

1.4.15. 1000.1011 1.4.16. 100110000011 1.4.17. 52 1.4.18. 11010 1.4.19. 010111 1.4.20. (b) 1.4.21. ASCII 1.4.22. (a)

1.4.23. ASCII American Standard Code for Information Interchange美国信息交换标准码

EBCDIC Extended Binary Coded Decimal Interchange Code 扩展二-十进制交换吗 1.4.24. 1001011 1.4.25. ASCII 1.4.26. (b) 1.4.27. (b)

1.4.28. 11011101 1.4.29. -111 1.4.30. +23 1.4.31. -23 1.4.32. -86

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1.5 自测练习 1.5.1 略

1.5.2 11011101 1.5.3 01000101

1.5.4 11100110 补码形式 1.5.5 01111101

1.5.6 10001000 补码形式 1.5.7 11100010 补码形式 习题

1.1 (a)(d)是数字量,(b)(c)是模拟量,用数字表时(e)是数字量,用模拟表时(e)

是模拟量

1.2 (a)7, (b)31, (c)127, (d)511, (e)4095

1.3 (a)2?102?4?10?8, (b)6?102?8?10?8,(c)1?103?2?102?5?10?0(d)

2?103?4?102?9?10?5

1.4 (a)1?22?1?2?1, (b)1?24?1?23?1?21?1, (c)1?26+1?24+1?22+1?2+1(d)

1?29+1?28+1?24+1?23+1?22

1.5 327.1510?3?102?2?102?7?100?1?10?1?5?10?2,

1011.012?1?23+0?22+1?21+1?20+0?2-1+1?2-2, 437.48?4?82+3?81+7?80+4?8-1, 3A.1C16?3?161+A?160+1?16-1+C?16-2

1.6 (a)11110, (b)100110,(c)110010, (d)1011 1.7 (a)1001010110000, (b)1001011111

1.8 110102 = 2610, 1011.0112 = 11.37510, 57.6438 = 71.81835937510, 76.EB16 = 118.

9179687510

1.9 1101010010012 = 65118 = D4916,0.100112 = 0.468 = 0.9816,1011111.011012 = 137.328 =

5F.6816

1.10 168 = 1410,1728 = 12210,61.538 = 49.671875, 126.748 = 86.937510

1.11 2A16 = 4210 = 1010102 = 528, B2F16 = 286310 = 1011001011112 = 54578, D3.E16

= 211.87510 = 11010011.11102 = 323.78, 1C3.F916 = 451.9726562510 = 111000011.111110012 = 703.7628

1.12 (a)E, (b)2E, (c)1B3, (d)349 1.13 (a)22, (b)110, (c)1053, (d)2063 1.14 (a)4094, (b)1386, (c)49282 1.15 (a)23, (b)440, (c)2777

1.16 198610 = 111110000102 = 00011001100001108421BCD, 67.31110 = 1000011.010012 =

01100111.0011000100018421BCD, 1.183410 = 1.0010112 = 0001.00011000001101008421BCD , 0.904710 = 0.1110012 = 0000.10010000010001118421BCD

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1.17 1310 = 000100118421BCD = 01000110XS3 = 1011Gray, 6.2510 = 0110.001001018421BCD =

1001.01011000 XS3 = 0101.01Gray, 0.12510 = 0000.0001001001018421BCD = 0.010001101000XS3 = 0.001 Gray

1.18 101102 = 11101 Gray, 0101102 = 011101 Gray

1.19 110110112 = 0010000110018421BCD, 45610 = 0100010101108421BCD, 1748

=0010011101008421BCD, 2DA16 = 0111001100008421BCD, 101100112421BCD = 010100118421BCD, 11000011XS3 = 100100008421BCD 1.20 0.0000原 = 0.0000反 = 0.0000补, 0.1001原= 0.1001反= 0.1001补, 11001原

= 10110反= 10111补

1.21 010100原= 010100补, 101011原= 110101补, 110010原= 101110补, 100001原=

111111补

1.22 1310 = 00001101补, 11010 = 01101110补, -2510 = 11100111补, -90 =

10100110补

1.23 01110000补 = 11210, 00011111补 = 3110, 11011001补 = -3910, 11001000补

= -5610

1.24 1000011 1000001 1010101 1010100 1001001 1001111 1001110 0100001 0100000

1001000 1101001 1100111 1101000 0100000 1010110 1101111 1101100 1110100 1100001 1100111 1100101

1.25 0100010 1011000 0100000 0111101 0100000 0110010 0110101 0101111 1011001

0100010

1.26 BEN SMITH

1.27 00000110 10000110 1.28 01110110 10001110

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