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数字电子技术基础康华光第五版答案 - 百度文库

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˵ݽԤݿܲȫҪĵҪݣwordʹáword΢ź:xxxxxxxQQxxxxxx ܸṩĵл֧½⡣

һ ߼ϰ

11 ֵ·ź

1.1.2 ͼδĶ

114 һֲͼʾԼ㣺1ڣ2Ƶʣ3ռձ

MSB LSB

0 1 2 11 12 ms

⣺ΪͼʾΪֲڵ֮ʱΪڣT=10ms ƵΪڵĵf=1/T=1/0.01s=100HZ

ռձΪߵƽڵİٷֱȣq=1ms/10ms*100%=10%

1.2

1.2.2 ʮתΪ˽ʮҪת2?4

2127 42.718 ⣺2127D= 27 -1=B-1=1111111B=177O=7FH

42.718D=(10.1011)B=(2.54)O=(2.B)H

1.4 ƴ

1.4.1 ʮתΪ 8421BCD 룺

143 3254.25 ⣺43D=01000011BCD

1.4.3 ʮдַ ASCıʾP28

1+ 2@ 3you (4)43

⣺ȲÿַӦĶƱʾ ASC룬Ȼ󽫶תΪʮʾ

1 + ASCΪ 010101100101011B=2BH

2 @ ASCΪ 1000000,(01000000)B=(40)H

(3)you ASCΪ 1111001,1101111,1110101,ӦʮֱΪ 79,6F,75

(4)43 ASCΪ 0110100,0110011,ӦʮֱΪ 34,33

1.6 ߼ʾ

1.6.1 ͼ 1. 6.1 У֪ź AB`IJΣŵ· L IJΡ

: (a)Ϊǣ (b)Ϊͬǣ

ڶ ߼ ϰ

2.1.1 ֵ֤кʽ

(3)A =B AB AB+AB=AB+AB

⣺ֵ

A B AB AB AB AB AB+AB 0 0 0 1 0 1 1 0 1 1 0 0 0 0 1 0 1 0 0 0 0 1 1 0 0 1 1 1 ұ2֪ABAB+ABֵȫͬ 2.1.3 ߼֤еʽ

(3)A+ABC ACD C D E A CD E+ + +( ) = + +

⣺A+ABC ACD C D E+ + +( )

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