第一章 数字逻辑基础
-
Upload
desiree-pratt -
Category
Documents
-
view
119 -
download
5
description
Transcript of 第一章 数字逻辑基础
-
1.1 1.1.1
-
1.1.2 101.1.2.1 01
-
1.1.2.2
-
TTLCMOS PLDFPGA 1.2 1.2.1
-
1.2.2 1.3
-
1.3.1 01289 10 103 102 101 100
-
1. 3.1 4567 4567=4103+5102+6101+7100 Ki10i
-
1.3.2 01 2 23 22 21 20 Ki2i
-
1. 3.2 01010110B 01010110B=0 27 +1 26 +0 25 +1 24 +0 23 +1 22+121 +0 20 =86D 11 1n1 n n +1
-
10110 2 49D=110001B
-
1.3.3 220(25)D=(11001)B(FIASH)
- 2 b-1000.706D=(0.101101001)B
-
1.3.4 :019ABCDEF 163 162 161 160 Ki16i
-
1. 3.6 4E6H 4E6H = 4162 +14 161 +6 160 =1254D 1. 3.7 1001 1100 1011 0100 1000B 4 1001 1100 1011 0100 1000B =9CB48H 1. 3.8 F156H 4 F156H =1111 0001 0101 0110B
-
01789 83 82 81 80 23O 3 23O=010 011B 10 011 100 101B 3 10 011 100 101B= 2345OKi8i
-
1.4 Nn2nN
-
8421
-
b3b2b1b00~9 8421 BCD 40000~10011010~1111 6 BCD
-
0000~111116 2421 8421 BCDb328
-
3 842130011
-
1
-
ASCII ASCII 7
-
1.5 01
-
1. AB
-
01 L=AB=ABAB01 L 01 01
-
2. AB
-
L=A+B +
-
3.
-
L=A B C L=A + B + C +
-
1.6 L=1 L=0 1 0
-
ABAB 1.3.1 1.3.2 1.3.4