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44474A - 편집 역사
2026-04-26T13:12:39Z
이 문서의 편집 역사
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2025년 3월 20일 (목) 01:42에 Togotech님의 편집
2025-03-20T01:42:14Z
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<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">2025년 3월 20일 (목) 01:42 판</td>
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<td colspan="2" class="diff-lineno">2번째 줄:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[전자부품]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[전자부품]]</div></td></tr>
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<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"><li>계측기</del></div></td><td colspan="2"> </td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[시스템스위치]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[시스템스위치]]</div></td></tr>
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<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline"><li> [[3488A]]</del></div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><li> [[4447xA <ins class="diffchange diffchange-inline">플러그인 모듈</ins>]]</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline"><li> [[3499A]]</del></div></td><td colspan="2"> </td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline"><li> [[3499B]]</del></div></td><td colspan="2"> </td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[44470A]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[44470A]]</div></td></tr>
<tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l21" >21번째 줄:</td>
<td colspan="2" class="diff-lineno">16번째 줄:</td></tr>
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Togotech
https://www.togotech.co.kr/index.php?title=44474A&diff=52765&oldid=prev
Togotech: 새 문서: 44474A <ol> <li> 전자부품 <ol> <li>계측기 <ol> <li> 시스템스위치 <ol> <li> 3488A <li> 3499A <li> 3499B <li> 4447xA <ol> <li> 44470A <li> 444...
2021-12-20T11:24:10Z
<p>새 문서: 44474A <ol> <li> <a href="/index.php/%EC%A0%84%EC%9E%90%EB%B6%80%ED%92%88" title="전자부품" data-bs-title="전자부품">전자부품</a> <ol> <li>계측기 <ol> <li> <a href="/index.php/%EC%8B%9C%EC%8A%A4%ED%85%9C%EC%8A%A4%EC%9C%84%EC%B9%98" title="시스템스위치" data-bs-title="시스템스위치">시스템스위치</a> <ol> <li> <a href="/index.php/3488A" class="mw-redirect" title="3488A" data-bs-title="3488A">3488A</a> <li> <a href="/index.php/3499A" class="mw-redirect" title="3499A" data-bs-title="3499A">3499A</a> <li> <a href="/index.php/3499B" class="mw-redirect" title="3499B" data-bs-title="3499B">3499B</a> <li> <a href="/index.php/4447xA" class="mw-redirect" title="4447xA" data-bs-title="4447xA">4447xA</a> <ol> <li> <a href="/index.php/44470A" title="44470A" data-bs-title="44470A">44470A</a> <li> 444...</p>
<p><b>새 문서</b></p><div>44474A<br />
<ol><br />
<li> [[전자부품]]<br />
<ol><br />
<li>계측기<br />
<ol><br />
<li> [[시스템스위치]]<br />
<ol><br />
<li> [[3488A]]<br />
<li> [[3499A]]<br />
<li> [[3499B]]<br />
<li> [[4447xA]]<br />
<ol><br />
<li> [[44470A]]<br />
<li> [[44471A]]<br />
<li> [[44472A]]<br />
<li> [[44473A]]<br />
<li> [[44474A]] - 이 페이지<br />
<li> [[44475A]]<br />
<li> [[44476A]]<br />
<li> [[44477A]]<br />
<li> [[44478A]]<br />
</ol><br />
</ol><br />
</ol><br />
</ol><br />
<li>44474A digital I/O module, 16bit TTL<br />
<ol><br />
<li>기술<br />
<ol><br />
<li>모두 TTL 신호<br />
<ol><br />
<li>16 회선 - 양방향 데이터 라인<br />
<ol><br />
<li>조작<br />
<ol><br />
<li>비트 제어<br />
<li>두 개의 8비트<br />
<li>한 개의 16비트 1워드<br />
</ol><br />
<li>쓰기에서 open/close<br />
<ol><br />
<li>open : FET 스위치가 high 임피던스로 5V가 pulled up 되어 검출된다.<br />
<li>close: FET 스위치가 low 임피던스(gnd 전압이 나타남)가 되어, 만약 30V 회로가 연결되었다면 125mA까지 sink up할 수 있다. 그러므로 외부 전원을 사용하는 릴레이를 연결할 수 있다.<br />
</ol><br />
<li>읽기에서 open/close<br />
<ol><br />
<li>open : +2V 이상(42V까지)이면<br />
<li>close: +0.8V 이하이면<br />
</ol><br />
</ol><br />
<li>4 회선 - 제어(control) 및 핸드세이킹(handshaking)<br />
</ol><br />
<li>쓰기 및 읽기를 위한 몇몇 명령어 제공<br />
</ol><br />
<li>12개 보유 - 18/07/30<br />
<ol><br />
<li>초기 구입 때 9개 보유<br />
<li>18/01/03 일본에서 2개 구입<br />
<li>18/07/30 일본에서 3488A 구입시 1개(및 기타 2개 카드) 장착되어 보유함<br />
</ol><br />
<li>44484A screw terminal 필요(3개 보유) -> 4448x로 같음(0,1,3,4,5,7등)<br />
<li>18/01/04 일본 수입품에서<br />
<gallery><br />
image:hp44474a_001.jpg<br />
image:hp44474a_002.jpg<br />
image:hp44474a_003.jpg<br />
image:hp44474a_004.jpg<br />
image:hp44474a_005.jpg<br />
image:hp44474a_006.jpg<br />
image:hp44474a_007.jpg | Siliconix VMOS FET VN10KM, TO-237, 60V, 0.3A // 1/4A 퓨즈 // 47V 제너<br />
image:hp44474a_008.jpg<br />
image:hp44474a_009.jpg<br />
</gallery><br />
<li>사용 IC<br />
<ol><br />
<li>LM339 - quad comparator, 16비트 읽기를 위해 4개를 사용한다.<br />
<li>SN74LS03N - Quad 2-Input Positive-NAND Gates<br />
<li>DM74LS138N - Encoders, Decoders, Multiplexers & Demultiplexers<br />
<li>SN74LS112AN - Dual Neg-Edge-Trig J-K Flip-Flop<br />
<li>MC74HCT244N - Octal 3-State Noninverting Buffer/Line Driver/Line Receiver<br />
<li>MC74HC374AN - Octal 3-State Non-Inverting D Flip-Flop<br />
<li>74HC240N - Octal buffer/line driver; 3-state; inverting<br />
<li>SN74LS04N - six independent inverters<br />
</ol><br />
</ol><br />
</ol></div>
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