本書在前4版的基礎上，以MCS51單片機為主體，從實際應用入手，結合大量實例循序漸進地講述51單片機C語言編程方法，以及51單片機的硬件結構和功能應用。全書分為基礎篇、應用篇和綜合提高篇。所有實例均采用仿真軟件Proteus仿真和實驗板實驗，使讀者真正做到"邊理論、邊實踐，在實踐中逐步掌握單片機的硬件結構和開發(fā)方法。本書在編寫時力求通俗、易懂，硬件原理以"有用、夠用為原則，內容講解以"緊密結合實踐為特色。因此，本書特別適合單片機零起點的初學者使用，可作為高等院�？刂祁悓I(yè)學生、電子愛好者及各類工程技術人員的參考用書，也可作為高職、高專及中專院校的單片機課程教學用書。
王會良，男，1974年生，河南偃師人，河南科技大學副教授，工學博士，碩士研究生導師。主要研究方向為：齒輪數(shù)字化設計與智能制造技術、智能控制技術、數(shù)控機床與可靠性技術。兼職為洛陽市設備維修協(xié)會、洛陽市設備管理學會會員。 近年來，參與完成的著作或教材有4部，電子工業(yè)出版社出版的《單片機C語言應用100例》第3版、《Protel DXP 2004應用100例》、清華大學出版社出版的《質量工程》、華中科技大學出版社出版的《工業(yè)機器人第三版》。
基 礎 篇
第 1 章 單片機概述及實驗條件············································································2
1.1 單片機概述 ··························································································2
1.1.1 單片機的定義、分類與內部組成······················································2
1.1.2 單片機應用系統(tǒng)的結構及工作過程···················································5
1.1.3 單片機的應用 ··············································································6
1.2 單片機基礎知識 ····················································································7
1.2.1 數(shù)制與數(shù)制間的轉換·····································································7
1.2.2 單片機中數(shù)的表示方法及常用數(shù)制的對應關系····································9
1.2.3 邏輯數(shù)據(jù)的表示 ········································································.10
1.2.4 單片機中常用的基本術語····························································.11
1.3 單片機入門的有效方法與途徑 ·······························································.12
1.4 學習單片機的基本條件 ········································································.12
1.4.1 軟件條件 ·················································································.13
1.4.2 硬件條件 ·················································································.14
習題 ·······································································································.15
第 2 章 單片機開發(fā)軟件及開發(fā)過程···································································.16
2.1 仿真軟件 Proteus 的使用·······································································.16
2.1.1 Proteus 的主要功能特點 ······························································.16
2.1.2 實例 1：功能感受利用 Proteus 對單片機播放《渴望》主題曲進行
仿真 ·······················································································.16
2.1.3 Proteus 軟件的界面與操作介紹 ·····················································.17
2.1.4 實例 2：Proteus 仿真設計快速入門················································.20
2.2 Keil C51 的使用··················································································.30
2.2.1 單片機最小系統(tǒng) ········································································.30
2.2.2 實例 3：用 Keil C51 編寫點亮一個發(fā)光二極管的程序 ························.30
2.3 程序燒錄器及燒錄軟件的使用 ·······························································.37
習題與實驗 ······························································································.37
第 3 章 逐步認識單片機基本結構······································································.39
3.1 實例 4：用單片機控制一個燈閃爍··························································.39
3.1.1 實現(xiàn)方法···················································································39
3.1.2 程序設計···················································································39
3.1.3 用 Proteus 軟件仿真 ·····································································40
3.1.4 延時程序分析·············································································42
3.2 實例 5：將 P1 口狀態(tài)送入 P0、P2 和 P3 口 ···············································43
3.2.1 實現(xiàn)方法···················································································43
3.2.2 程序設計···················································································44
3.2.3 用 Proteus 軟件仿真 ·····································································44
3.2.4 用實驗板進行實驗·······································································45
3.2.5 I/O 口功能介紹···········································································45
3.2.6 I/O 口的結構分析········································································45
3.3 實例 6：使用 P3 口流水點亮 8 位 LED ······················································48
3.3.1 實現(xiàn)方法···················································································48
3.3.2 程序設計···················································································49
3.3.3 用 Proteus 軟件仿真 ·····································································50
3.3.4 用實驗板進行實驗·······································································50
3.4 實例 7：通過對 P3 口地址的操作流水點亮 8 位 LED ····································50
3.4.1 實現(xiàn)方法······································································
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