| |
| 计╰参い狦ㄏノN才腹┮Θ计╰参嘿N秈计╰参ㄤいN嘿赣╰参膀┏ |
| 计╰参 |
ㄏノ才腹 |
| 秈 |
0,1,2,3,4,5,6,7,8,9 |
| 秈 |
0,1 |
| 秈 |
0,1,2,3,4,5,6,7 |
| せ秈 |
0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F |
|
| (1) |
计程オ娩嘿程Τ计(Most Significant DigitMSD)程娩计嘿程Τ计(Leant Significant DigitLSD)拇计425MSD4LSD5 |
| (2) |
秈计い程オ娩じ嘿程Τじ(Most Significant
Bit:MSD)τ程娩じ嘿程Τじ(Leaet Significant BitLSB) |
| (3) |
计讽ㄤ膀┏N俱计眖オ–计┮癸莱舦计(Weight)だN0N1,N2,N3.....计翴材秨﹍–计–计┮舦计だN-1,N-2,N-3,N-4...... |
|
计╰参ぇ舦 |
|
N3 |
N2 |
N1 |
N0 |
|
N-1 |
N-2 |
N-3 |
N-4 |
| 秈 |
103 |
102 |
101 |
100 |
|
10-1 |
10-2 |
10-3 |
10-4 |
| 秈 |
23 |
22 |
21 |
20 |
|
2-1 |
2-2 |
2-3 |
2-4 |
| 秈 |
83 |
82 |
81 |
80 |
|
8-1 |
8-2 |
8-3 |
8-4 |
| せ秈 |
163 |
162 |
161 |
160 |
|
16-1 |
16-2 |
16-3 |
16-4 |
|
3-2-1计╰参丁锣传
–せ(┪)秈计常てΘ舱4(┪3)じ秈计–4じΘ舱–舱4じ计てΘせ秈计璝Τ计场玥计翴非–4じ舱狦ぃì4じ干0
|
| 秈 |
秈 |
せ秈 |
秈 |
| 0 |
000 |
0 |
0000 |
| 1 |
001 |
1 |
0001 |
| 2 |
010 |
2 |
0010 |
| 3 |
011 |
3 |
0011 |
| 4 |
100 |
4 |
0100 |
| 5 |
101 |
5 |
0101 |
| 6 |
110 |
6 |
0110 |
| 7 |
111 |
7 |
0111 |
| |
|
8 |
1000 |
| |
|
9 |
1001 |
| |
|
A |
1010 |
| |
|
B |
1011 |
| |
|
C |
1100 |
| |
|
D |
1101 |
| |
|
E |
1110 |
| |
|
F |
1111 |
|
()秈せ秈丁ぇ锣传
(1) 盢秈锣Θ秈р秈锣Θせ秈
(2) 璶盢16秈锣Θ8秈盢せ秈锣传Θ秈锣传Θ秈
()秈籔秈秈せ秈丁ぇ锣传
(1) ヴ種N秈锣传秈
р计ぇ–玒计赣╰计ぇ舦
(2) р秈锣传ΘN秈
(a) 俱计场ㄏノ硈埃猭盢俱计滦埃N盢–Ωぇ緇计癘┮眔坝琌0ゎ
(b) 计场ㄏノ硈猭琌р计场NЧぇ俱计滦Nだ秨俱计㎝计计场0
|
3-2-2计╰参衡砃笲衡
()猭笲衡
1.ヴ種ㄢ膀┏计盢ㄢ计计翴癸霍礛パオ盢癸莱计
2. 璝┮眔ぇ挡狦┪单膀┏盢挡狦搭猭膀┏1计
()搭猭笲衡
1. ヴ種ㄢ膀┏计搭盢ㄢ计计翴癸霍パオ搭
2. 璝砆搭计搭计砆搭计惠计1ㄏㄤ计ゑㄓ膀┏计搭笆
()猭笲衡
ㄤ猭籔猭仓Τ膀┏计碞仓秈猭
()埃猭笲衡
程р秈┪せ秈计てΘ秈礛р砆埃计㎝埃计矪瞶埃猭笆р坝の緇计锣秈┪せ秈
|
3-2-3干计虏ざ
璸衡诀いノ干计(Complemeut)ㄓ虏て搭猭笲衡N膀┏╰参Τㄢ贺干计Α(1)N干计(2)N-1干计盽ǎぇ干计篈
|
N=2~ 1干计 |
盢0跑11跑0 |
|
2干计 |
р1干计1 |
|
N=10~ 9干计 |
ノ9搭–计 |
|
10干计 |
р9干计1 |
|
N=16~ 16干计 |
р15干计1 |
计いΤタ㎝璽ぇだ璶Τ才腹じぇ跋だㄏノ2干计ボ秈计-8~+7
| 秈 |
秈 |
|
秈 |
秈 |
| 0000 |
0 |
|
1000 |
-8 |
| 0001 |
1 |
|
1001 |
-7 |
| 0010 |
2 |
|
1010 |
-6 |
| 0011 |
3 |
|
1011 |
-5 |
| 0100 |
4 |
|
1100 |
-4 |
| 0101 |
5 |
|
1101 |
-3 |
| 0110 |
6 |
|
1110 |
-2 |
| 0111 |
7 |
|
1111 |
-1 |
|
Nじ计ㄤ┮ボ絛瞅薄
(1) ぃ才腹じ
(2) Τ盿才腹じ计絛瞅
-(2N-1-1)~2N-1-1
(3) 1干计ㄓボ玥
-(2N-1-1)~2N-1-1
(4) ノ2干计ボ
-2N-1~2N-1-1
|
|
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