“計算機組成原理”是計算機專業(yè)的必修課程，在整個計算機類課程體系中處于承上啟下的關(guān)鍵位置。本書主要介紹計算機的基本組成和內(nèi)部工作原理，內(nèi)容包括計算機系統(tǒng)概論、計算機中數(shù)的表示、運算單元設(shè)計、存儲器系統(tǒng)、指令系統(tǒng)、CPU 的結(jié)構(gòu)與設(shè)計、系統(tǒng)總線和輸入輸出系統(tǒng)。另外，本書配有慕課課程，具有可讀性高和適用性強的特點。
前言
第1 章 計算機系統(tǒng)概論 ·········· 1
1.1 計算機發(fā)展簡史 ······················· 1
1.1.1 計算機的產(chǎn)生及發(fā)展 ········ 1
1.1.2 計算機的分類 ················ 3
1.1.3 計算機的應(yīng)用場景 ·········· 7
1.1.4 計算機的發(fā)展趨勢 ·········· 9
1.2 計算機系統(tǒng)簡介 ····················· 10
1.2.1 軟硬件系統(tǒng) ·················· 10
1.2.2 計算機層次結(jié)構(gòu) ············ 11
1.3 計算機系統(tǒng)的硬件組成 ············ 13
1.3.1 馮·諾依曼原理 ············ 13
1.3.2 計算機的硬件組成 ········· 15
1.4 計算機系統(tǒng)的性能指標(biāo) ············ 17
1.5 習(xí)題 ··································· 19
第2 章 計算機中數(shù)的表示 ····· 20
2.1 進(jìn)位計數(shù)制及進(jìn)制轉(zhuǎn)換 ············ 20
2.2 數(shù)的符號表示 ························ 22
2.2.1 無符號數(shù)表示 ··············· 22
2.2.2 有符號數(shù)表示 ··············· 23
2.2.3 BCD 碼 ······················· 26
2.2.4 字符數(shù)據(jù)表示 ··············· 28
2.3 數(shù)的定點表示和浮點表示 ········· 30
2.3.1 定點表示 ····················· 31
2.3.2 浮點表示 ····················· 31
2.4 實例：IEEE 754 標(biāo)準(zhǔn) ·············· 34
2.5 數(shù)據(jù)校驗 ······························ 36
2.5.1 奇偶校驗碼 ·················· 36
2.5.2 海明校驗碼 ·················· 37
2.5.3 循環(huán)冗余校驗碼 ············ 39
2.6 習(xí)題 ··································· 41
第3 章 運算單元設(shè)計 ··········· 44
3.1 邏輯運算和移位運算 ··············· 44
3.1.1 基本邏輯運算 ··············· 44
3.1.2 移位運算 ····················· 45
3.2 定點運算 ······························ 48
3.2.1 加減法運算 ·················· 48
3.2.2 乘法運算 ····················· 52
3.2.3 除法運算 ····················· 63
3.3 浮點運算 ······························ 69
3.3.1 加減法運算 ·················· 70
3.3.2 乘除法運算 ·················· 72
3.4 算術(shù)邏輯單元（ALU） ············· 75
3.4.1 并行加法器與快速進(jìn)
位鏈 ··························· 75
3.4.2 ALU 單元 ···················· 80
3.5 習(xí)題 ··································· 81
第4 章 存儲器系統(tǒng) ·············· 84
4.1 存儲器的分類及層次結(jié)構(gòu) ········· 84
4.1.1 存儲器的分類 ··············· 84
4.1.2 存儲器的層次結(jié)構(gòu) ········· 85
4.2 主存儲器 ······························ 87
4.2.1 概述 ··························· 87
4.2.2 隨機存儲器（RAM） ······· 92
4.2.3 只讀存儲器（ROM） ······· 98
4.2.4 存儲器與CPU 的連接 ··· 104
4.2.5 存儲器的擴(kuò)展 ············· 105
4.3 高速緩沖存儲器（Cache） ······· 111
4.3.1 概述 ························· 111
4.3.2 Cache 的工作原理 ········ 112
目 錄 V
4.3.3 Cache 的調(diào)度與替換 ····· 114
4.4 虛擬存儲器 ·························· 117
4.4.1 頁式虛擬存儲器 ·········· 118
4.4.2 段式虛擬存儲器 ·········· 119
4.4.3 段頁式虛擬存儲器 ······· 120
4.5 輔助存儲器 ·························· 121
4.5.1 磁記錄原理與記錄
方式 ························· 121
4.5.2 硬磁盤存儲器 ············· 123
4.5.3 光盤及其他輔助存儲器 ·· 125
4.6 習(xí)題 ·································· 127
第5 章 指令系統(tǒng) ················ 130
5.1 機器指令 ····························· 130
5.1.1 指令格式 ··················· 130
5.1.2 指令的操作碼 ············· 131
5.1.3 指令的地址碼 ············· 132
5.1.4 指令字長 ··················· 134
5.2 指令類型與數(shù)據(jù)類型 ·············· 135
5.2.1 指令類型 ··················· 135
5.2.2 數(shù)據(jù)類型 ··················· 138
5.3 尋址方式 ····························· 140
5.3.1 指令尋址 ··················· 140
5.3.2 數(shù)據(jù)尋址 ··················· 141
5.3.3 尋址方式綜合例題 ······· 148
5.4 RISC 技術(shù) ··························· 150
5.4.1 RISC 的原理 ··············· 150
5.4.2 RISC 的特點 ··············· 151
5.4.3 RISC 與CISC 的比較 ···· 152
5.5 習(xí)題 ·································· 152
第6 章 CPU 的結(jié)構(gòu)與設(shè)計 ··· 156
6.1 CPU 的功能和組成 ················ 156
6.1.1 CPU 的功能 ················ 156
6.1.2 CPU 的組成 ················ 158
6.2 多級時序與時序系統(tǒng) ·············· 165
6.2.1 時序控制方式 ············· 165
6.2.2 指令周期與多級時序 ····· 167
6.3 組合邏輯控制器設(shè)計 ·············· 171
6.3.1 模型機基本設(shè)計 ·········· 172
6.3.2 微操作的節(jié)拍安排 ······· 174
6.3.3 模型機組合邏輯控制器
設(shè)計 ························· 176
6.4 微程序控制器設(shè)計 ················· 179
6.4.1 微程序基本原理 ·········· 179
6.4.2 微程序控制器基本
結(jié)構(gòu) ························· 180
6.4.3 微指令格式設(shè)計 ·········· 181
6.4.4 模型機微程序設(shè)計 ······· 185
6.5 改進(jìn)與提升CPU 性能的技術(shù) ··· 189
6.5.1 流水線技術(shù) ················ 189
6.5.2 同步多線程與超線程 ····· 195
6.5.3 多核技術(shù) ··················· 195
6.6 習(xí)題 ·································· 196
第7 章 系統(tǒng)總線 ················ 199
7.1 概述 ·································· 199
7.1.1 總線的基本概念 ·········· 199
7.1.2 總線的分類 ················ 200
7.1.3 總線的特性和性能
指標(biāo) ························· 201
7.2 總線結(jié)構(gòu)和總線標(biāo)準(zhǔn)化 ··········· 203
7.2.1 單總線結(jié)構(gòu) ················ 203
7.2.2 多總線結(jié)構(gòu) ················ 205
7.2.3 總線的標(biāo)準(zhǔn)化 ············· 208
7.3 總線控制 ····························· 211
7.3.1 總線的判優(yōu)控制 ·········· 211
7.3.2 總線的通信控制及信息
傳送方式 ··················· 213
7.4 習(xí)題 ·································· 218
第8 章 輸入輸出系統(tǒng) ·········· 221
8.1 I/O 設(shè)備 ······························ 221
8.1.1 I/O 設(shè)備的分類 ············ 221
8.1.2 輸入設(shè)備 ··················· 222
8.1.3 輸出設(shè)備 ··················· 224
8.1.4 其他I/O 設(shè)備 ·············· 233
8.2 I/O 接口 ······························ 236
VI 計算機組成原理
8.2.1 接口的概念 ················ 236
8.2.2 主機與I/O 設(shè)備的信息
交換 ························· 236
8.2.3 接口的功能 ················ 237
8.2.4 接口的結(jié)構(gòu) ················ 238
8.2.5 接口的編址方式 ·········· 238
8.3 程序直接控制方式 ················· 239
8.3.1 無條件傳送方式 ·········· 239
8.3.2 條件傳送方式 ············· 239
8.4 程序中斷方式 ······················· 242
8.4.1 中斷的基本概念 ·········· 242
8.4.2 中斷的處理過程 ·········· 243
8.4.3 程序中斷方式接口電路
和I/O 中斷的處理過程 ·· 247
8.5 DMA 方式 ··························· 248
8.5.1 DMA 方式的基本概念 ··· 248
8.5.2 DMA 傳送方式 ············ 249
8.5.3 DMA 控制器的組成及
功能 ························· 250
8.5.4 DMA 的工作過程 ········· 252
8.5.5 DMA 控制器與系統(tǒng)的
連接方式 ··················· 253
8.5.6 選擇型和多路型DMA
控制器 ······················ 254
8.5.7 DMA 方式的特點 ········· 256
8.6 習(xí)題 ·································· 256
附錄 ·································· 258
附錄A 基本邏輯門電路 ··············· 258
附錄B 組合邏輯器件 ·················· 258
附錄C 基本時序電路 ·················· 260
參考文獻(xiàn) ···························· 262
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