1039 lines
23 KiB
HTML
1039 lines
23 KiB
HTML
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<meta name="generator" content="mkdocs-1.6.1, mkdocs-material-9.5.36">
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<title>4.컴파일러작성 - FPGA 설계 (RCO ALTERA FPGA IV KIT)</title>
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<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 8a3 3 0 0 0 3-3 3 3 0 0 0-3-3 3 3 0 0 0-3 3 3 3 0 0 0 3 3m0 3.54C9.64 9.35 6.5 8 3 8v11c3.5 0 6.64 1.35 9 3.54 2.36-2.19 5.5-3.54 9-3.54V8c-3.5 0-6.64 1.35-9 3.54"/></svg>
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<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M3 6h18v2H3zm0 5h18v2H3zm0 5h18v2H3z"/></svg>
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FPGA 설계 (RCO ALTERA FPGA IV KIT)
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<div class="md-header__topic" data-md-component="header-topic">
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<span class="md-ellipsis">
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4.컴파일러작성
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<input type="text" class="md-search__input" name="query" aria-label="Search" placeholder="Search" autocapitalize="off" autocorrect="off" autocomplete="off" spellcheck="false" data-md-component="search-query" required>
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<div class="md-search-result__meta">
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Initializing search
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<ol class="md-search-result__list" role="presentation"></ol>
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<nav class="md-nav md-nav--primary" aria-label="Navigation" data-md-level="0">
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<a href="../.." title="FPGA 설계 (RCO ALTERA FPGA IV KIT)" class="md-nav__button md-logo" aria-label="FPGA 설계 (RCO ALTERA FPGA IV KIT)" data-md-component="logo">
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<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 8a3 3 0 0 0 3-3 3 3 0 0 0-3-3 3 3 0 0 0-3 3 3 3 0 0 0 3 3m0 3.54C9.64 9.35 6.5 8 3 8v11c3.5 0 6.64 1.35 9 3.54 2.36-2.19 5.5-3.54 9-3.54V8c-3.5 0-6.64 1.35-9 3.54"/></svg>
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</a>
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FPGA 설계 (RCO ALTERA FPGA IV KIT)
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</label>
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<li class="md-nav__item">
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<a href="../.." class="md-nav__link">
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<span class="md-ellipsis">
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시작하기
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</span>
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</a>
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</li>
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<li class="md-nav__item md-nav__item--nested">
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<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_2" >
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<span class="md-ellipsis">
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기초실습
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</span>
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<span class="md-nav__icon md-icon"></span>
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</label>
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<nav class="md-nav" data-md-level="1" aria-labelledby="__nav_2_label" aria-expanded="false">
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<label class="md-nav__title" for="__nav_2">
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<span class="md-nav__icon md-icon"></span>
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기초실습
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</label>
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<ul class="md-nav__list" data-md-scrollfix>
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<li class="md-nav__item">
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<a href="../../%EA%B8%B0%EC%B4%88%EC%8B%A4%EC%8A%B5/1.LEDONOFF/" class="md-nav__link">
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<span class="md-ellipsis">
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1.LEDONOFF
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../../%EA%B8%B0%EC%B4%88%EC%8B%A4%EC%8A%B5/2.IN_OUT/" class="md-nav__link">
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<span class="md-ellipsis">
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2.IN_OUT
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../../%EA%B8%B0%EC%B4%88%EC%8B%A4%EC%8A%B5/3.CLK/" class="md-nav__link">
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<span class="md-ellipsis">
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3.CLK
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../../%EA%B8%B0%EC%B4%88%EC%8B%A4%EC%8A%B5/4.7SEG/" class="md-nav__link">
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<span class="md-ellipsis">
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4.7SEG
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../../%EA%B8%B0%EC%B4%88%EC%8B%A4%EC%8A%B5/5.KEY_7SEG/" class="md-nav__link">
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<span class="md-ellipsis">
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5.KEY_7SEG
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../../%EA%B8%B0%EC%B4%88%EC%8B%A4%EC%8A%B5/6.CLK_7SEG/" class="md-nav__link">
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<span class="md-ellipsis">
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6.CLK_7SEG
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../../%EA%B8%B0%EC%B4%88%EC%8B%A4%EC%8A%B5/7.MODE_SW/" class="md-nav__link">
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<span class="md-ellipsis">
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7.MODE_SW
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</span>
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</a>
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</li>
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</ul>
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</nav>
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<li class="md-nav__item md-nav__item--active md-nav__item--nested">
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<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_3" checked>
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<label class="md-nav__link" for="__nav_3" id="__nav_3_label" tabindex="0">
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<span class="md-ellipsis">
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마이컴설계
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</span>
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<span class="md-nav__icon md-icon"></span>
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</label>
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<nav class="md-nav" data-md-level="1" aria-labelledby="__nav_3_label" aria-expanded="true">
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<label class="md-nav__title" for="__nav_3">
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<span class="md-nav__icon md-icon"></span>
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마이컴설계
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</label>
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<ul class="md-nav__list" data-md-scrollfix>
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<li class="md-nav__item">
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<a href="../1.%EB%A7%88%EC%9D%B4%EC%BB%B4%EC%84%A4%EA%B3%84/" class="md-nav__link">
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<span class="md-ellipsis">
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1.마이컴설계
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../2.cmd_set/" class="md-nav__link">
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<span class="md-ellipsis">
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2.명령어구성
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="../3.%EC%96%B4%EC%85%88%EB%B8%94%EB%9F%AC%EC%9E%91%EC%84%B1/" class="md-nav__link">
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<span class="md-ellipsis">
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3.어셈블러작성
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</span>
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</a>
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</li>
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<li class="md-nav__item md-nav__item--active">
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<input class="md-nav__toggle md-toggle" type="checkbox" id="__toc">
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<label class="md-nav__link md-nav__link--active" for="__toc">
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<span class="md-ellipsis">
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4.컴파일러작성
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</span>
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<span class="md-nav__icon md-icon"></span>
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</label>
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<a href="./" class="md-nav__link md-nav__link--active">
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<span class="md-ellipsis">
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4.컴파일러작성
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</span>
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</a>
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<nav class="md-nav md-nav--secondary" aria-label="Table of contents">
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<label class="md-nav__title" for="__toc">
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<span class="md-nav__icon md-icon"></span>
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Table of contents
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</label>
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<ul class="md-nav__list" data-md-component="toc" data-md-scrollfix>
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<li class="md-nav__item">
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<a href="#_2" class="md-nav__link">
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<span class="md-ellipsis">
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변환 프로그램 구동
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</span>
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</a>
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</li>
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<li class="md-nav__item">
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<a href="#_3" class="md-nav__link">
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<span class="md-ellipsis">
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변환프로그램
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</span>
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</a>
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</li>
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5.다운로더작성
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<span class="md-ellipsis">
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6.FPGA제작
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</span>
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</a>
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<span class="md-ellipsis">
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7.프로그램실습
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</span>
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</a>
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1.FPGA모델기반설계
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2.기능정의
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3.시뮬링크작성
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4.VHDL코드생성
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변환 프로그램 구동
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변환프로그램
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<article class="md-content__inner md-typeset">
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|
|
<h1 id="_1">컴파일러작성</h1>
|
|
<p>어셈블리 언어를 기계어 hex 파일로 변환한다.</p>
|
|
<h2 id="_2">변환 프로그램 구동</h2>
|
|
<pre><code class="language-bash">python asmtohex.py led.asm
|
|
</code></pre>
|
|
<ul>
|
|
<li><a href="../files/led.asm">led.asm 다운로드</a></li>
|
|
<li><a href="../files/led.hex">led.hex 다운로드</a></li>
|
|
</ul>
|
|
<p><img alt="내 사진" src="../imgs/asmtohex.png" /></p>
|
|
<h2 id="_3">변환프로그램</h2>
|
|
<p>asmtohex.py 파일 이름으로 다음과 파이썬 언어로 작성한다.</p>
|
|
<ul>
|
|
<li><a href="../files/asmtohex.py">asmtohex.py 다운로드</a></li>
|
|
</ul>
|
|
<pre><code class="language-python">
|
|
import sys
|
|
from pathlib import Path
|
|
|
|
OPCODE = {
|
|
"NOP": 0x0,
|
|
"LOAD": 0x1,
|
|
"INC": 0x2,
|
|
"DEC": 0x3,
|
|
"JMP": 0x4,
|
|
"JZ": 0x5,
|
|
"JNZ": 0x6,
|
|
"LED_ON": 0x7,
|
|
"LED_OFF": 0x8,
|
|
"DELAY": 0x9,
|
|
}
|
|
|
|
def remove_comment(line):
|
|
return line.split(";")[0].strip()
|
|
|
|
def parse_number(text):
|
|
text = text.strip()
|
|
if text.lower().startswith("0x"):
|
|
return int(text, 16)
|
|
if text.lower().startswith("0b"):
|
|
return int(text, 2)
|
|
return int(text, 10)
|
|
|
|
def assemble(asm_text):
|
|
labels = {}
|
|
instructions = []
|
|
pc = 0
|
|
|
|
# 1차 패스: 라벨 주소 수집
|
|
for raw_line in asm_text.splitlines():
|
|
line = remove_comment(raw_line)
|
|
|
|
if not line:
|
|
continue
|
|
|
|
if line.endswith(":"):
|
|
label = line[:-1].strip()
|
|
if label in labels:
|
|
raise ValueError(f"중복 라벨: {label}")
|
|
labels[label] = pc
|
|
continue
|
|
|
|
if ":" in line:
|
|
label_part, inst_part = line.split(":", 1)
|
|
label = label_part.strip()
|
|
inst_line = inst_part.strip()
|
|
|
|
if label in labels:
|
|
raise ValueError(f"중복 라벨: {label}")
|
|
|
|
labels[label] = pc
|
|
|
|
if inst_line:
|
|
instructions.append(inst_line)
|
|
pc += 1
|
|
|
|
continue
|
|
|
|
instructions.append(line)
|
|
pc += 1
|
|
|
|
machine = []
|
|
|
|
# 2차 패스: 명령어 변환
|
|
for addr, line in enumerate(instructions):
|
|
parts = line.replace(",", " ").split()
|
|
|
|
if not parts:
|
|
continue
|
|
|
|
mnemonic = parts[0].upper()
|
|
|
|
if mnemonic not in OPCODE:
|
|
raise ValueError(f"{addr}: 알 수 없는 명령어: {mnemonic}")
|
|
|
|
opcode = OPCODE[mnemonic]
|
|
operand = 0
|
|
|
|
if len(parts) >= 2:
|
|
arg = parts[1]
|
|
if arg in labels:
|
|
operand = labels[arg]
|
|
else:
|
|
operand = parse_number(arg)
|
|
|
|
if operand < 0 or operand > 0x0FFF:
|
|
raise ValueError(f"{addr}: operand 범위 초과 0~4095: {operand}")
|
|
|
|
word = (opcode << 12) | (operand & 0x0FFF)
|
|
machine.append(word)
|
|
|
|
return machine, labels, instructions
|
|
|
|
def main():
|
|
if len(sys.argv) != 2:
|
|
print("사용법: python asmtohex.py led.asm")
|
|
sys.exit(1)
|
|
|
|
asm_path = Path(sys.argv[1])
|
|
|
|
if not asm_path.exists():
|
|
print(f"파일 없음: {asm_path}")
|
|
sys.exit(1)
|
|
|
|
hex_path = asm_path.with_suffix(".hex")
|
|
asm_text = asm_path.read_text(encoding="utf-8")
|
|
|
|
machine, labels, instructions = assemble(asm_text)
|
|
|
|
with hex_path.open("w", encoding="utf-8") as f:
|
|
for word in machine:
|
|
f.write(f"{word:04X}\n")
|
|
|
|
print("라벨:")
|
|
for name, addr in labels.items():
|
|
print(f" {name} = {addr}")
|
|
|
|
print()
|
|
print("기계어:")
|
|
for addr, word in enumerate(machine):
|
|
print(f" {addr:02d}: {word:04X} ; {instructions[addr]}")
|
|
|
|
print()
|
|
print(f"HEX 생성 완료: {hex_path}")
|
|
|
|
if __name__ == "__main__":
|
|
main()
|
|
|
|
|
|
</code></pre>
|
|
|
|
|
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