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	<title>Circuitaria | jv_eletronica9 | Activity</title>
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				<title>jv_eletronica9 posted an update: Placa de circuito impresso para janela que [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/1708/</link>
				<pubDate>Wed, 02 Nov 2022 18:08:08 -0300</pubDate>

									<content:encoded><![CDATA[<p>Placa de circuito impresso para janela que fecha automaticamente quando chove e abre automaticamente quando não chove. Para este projeto foi utilizado um sensor de chuva, porta lógica &#8211; NAND, ponte &#8211; H com relés para controle do motor e também com chaves de fim de curso. No vídeo usei um leitor de CD/DVD para&hellip;</p>
<p><span class="activity-read-more" id="activity-read-more-1708"><a href="https://circuitaria.com/news-feed/p/1708/" rel="nofollow"> Read more</a></span><iframe class="lazy" title="CIRCUITO ELETRÔNICO PARA JANELA AUTOMÁTICA COM SENSOR DE CHUVA." width="640" height="360"  data-lazy-type="iframe" data-src="https://www.youtube.com/embed/0pF7DiaGCPE?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe></p>
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				<title>jv_eletronica9 posted a new activity comment</title>
				<link>https://circuitaria.com/news-feed/p/1673/#acomment-1705</link>
				<pubDate>Sat, 22 Oct 2022 17:12:26 -0300</pubDate>

									<content:encoded><![CDATA[<p>Muito bom, me inscrevi no seu canal e gostei do conteúdo.<br />
Abraço.</p>
				<strong>In reply to</strong> -
					<a href="https://circuitaria.com/members/ellcereza/" rel="nofollow">ellcereza</a> posted an update <p>Começando a postar vídeos no youtube e claro que teria que ser relacionado com os conteúdos do site<br /><a target='_blank' href="https://www.youtube.com/watch?v=deXDef4HPwM" rel="nofollow">https://www.youtube.com/watch?v=deXDef4HPwM</a><br /></p>					]]></content:encoded>
				
				
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				<title>jv_eletronica9 posted an update: Comunicação sem fio entre dois Arduinos usando módulos RF [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/1700/</link>
				<pubDate>Sat, 22 Oct 2022 17:07:25 -0300</pubDate>

									<content:encoded><![CDATA[<p>Comunicação sem fio entre dois Arduinos usando módulos RF Transmissor (TX) e Receptor (RX) de 433MHz, um transmissor com dois botões e um receptor com dois LEDs. </p>
<p>&#8211; O botão 1 do transmissor controla um LED 1 no receptor e troca o estado do LED 1 cada vez que é pressionado. </p>
<p>&#8211; O botão 2 do transmissor controla um LED 2 no receptor e troca o&hellip;</p>
<p><span class="activity-read-more" id="activity-read-more-1700"><a href="https://circuitaria.com/news-feed/p/1700/" rel="nofollow"> Read more</a></span><iframe class="lazy" title="COMUNICAÇÃO SEM FIO ENTRE 2 ARDUINOS USANDO MÓDULOS RF TRANSMISSOR E RECEPTOR DE 433MHZ." width="640" height="360"  data-lazy-type="iframe" data-src="https://www.youtube.com/embed/01qnNRhIfgs?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe></p>
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				<title>jv_eletronica9 posted an update: Projeto com Raspberry Pi Pico, um contador de [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/1651/</link>
				<pubDate>Sat, 06 Aug 2022 00:28:58 -0300</pubDate>

									<content:encoded><![CDATA[<p>Projeto com Raspberry Pi Pico, um contador de pessoas bidirecional utilizando dois sensores IR (LED Infravermelho e FotoTransistor) para somar a pessoa que entra e subtrair a pessoa que sai, mostrará o número de pessoas através do Display OLED, além disso, também mostrará temperatura e umidade usando o sensor DHT11. Quando o número de&hellip;</p>
<p><span class="activity-read-more" id="activity-read-more-1651"><a href="https://circuitaria.com/news-feed/p/1651/" rel="nofollow"> Read more</a></span><iframe class="lazy" title="RASPBERRY PI PICO: CONTADOR DE PESSOAS BIDIRECIONAL, MEDIDOR DE TEMPERATURA E UMIDADE EM UM AMBIENTE" width="640" height="360"  data-lazy-type="iframe" data-src="https://www.youtube.com/embed/l3g5MDvzwEI?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe></p>
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				<title>jv_eletronica9 posted an update: Medidor de RPM (rotações por minuto)/Tacômetro usando [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/1631/</link>
				<pubDate>Sun, 08 May 2022 00:32:09 -0300</pubDate>

									<content:encoded><![CDATA[<p>Medidor de RPM (rotações por minuto)/Tacômetro usando Arduino, Display Nextion e sensor de refletância IR. </p>
<p>Arquivos para download na descrição do vídeo: <a target='_blank' href="https://www.youtube.com/watch?v=lGCQvs0Hq94" rel="nofollow">https://www.youtube.com/watch?v=lGCQvs0Hq94</a></p>
<p><iframe class="lazy" title="MEDIDOR DE RPM - DISPLAY NEXTION E ARDUINO" width="640" height="360"  data-lazy-type="iframe" data-src="https://www.youtube.com/embed/lGCQvs0Hq94?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe></p>
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				<title>jv_eletronica9 joined the group LAB Circuitaria</title>
				<link>https://circuitaria.com/news-feed/p/1416/</link>
				<pubDate>Sun, 27 Feb 2022 19:14:30 -0300</pubDate>

				
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				<title>jv_eletronica9 posted an update: Controlador de velocidade e direção para motor de passo [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/1415/</link>
				<pubDate>Sun, 27 Feb 2022 18:51:30 -0300</pubDate>

									<content:encoded><![CDATA[<p>Controlador de velocidade e direção para motor de passo (28BYJ-48) com driver ULN2003 e microcontrolador PIC16F877A.</p>
<p>Esquema e código-fonte na descrição do vídeo.</p>
<p><a target='_blank' href="https://www.youtube.com/watch?v=8qeqGG9pWAY&#038;t=44s" rel="nofollow">https://www.youtube.com/watch?v=8qeqGG9pWAY&#038;t=44s</a></p>
<p><iframe class="lazy" title="CONTROLADOR DE MOTOR DE PASSO (28BYJ-48 ) COM DRIVER ULN2003 E PIC" width="640" height="360"  data-lazy-type="iframe" data-src="https://www.youtube.com/embed/8qeqGG9pWAY?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe></p>
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				<title>jv_eletronica9 posted an update: Medidor de RPM (rotações por minuto)/tacômetro usando [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/1220/</link>
				<pubDate>Sun, 23 Jan 2022 23:59:52 -0300</pubDate>

									<content:encoded><![CDATA[<p>Medidor de RPM (rotações por minuto)/tacômetro usando microcontrolador PIC16F887A, LCD display e sensor de refletância IR. </p>
<p>E tem outra placa de circuito que é o PWM ajustável para controlar a velocidade de um motor DC que usei para medir o RPM.</p>
<p>Vídeo do projeto: <a target='_blank' href="https://www.youtube.com/watch?v=7T0QhjlxMss&#038;t=27s" rel="nofollow">https://www.youtube.com/watch?v=7T0QhjlxMss&#038;t=27s</a></p>
<p>Código e esquemático estão na&hellip;</p>
<p><span class="activity-read-more" id="activity-read-more-1220"><a href="https://circuitaria.com/news-feed/p/1220/" rel="nofollow"> Read more</a></span></p>
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				<title>jv_eletronica9 posted an update: Amperímetro digital com microcontrolador PIC16F877A, [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/311/</link>
				<pubDate>Thu, 29 Jul 2021 00:40:04 -0300</pubDate>

									<content:encoded><![CDATA[<p>Amperímetro digital com microcontrolador PIC16F877A, sensor de corrente ACS712 (até 30A) e display de 7 segmentos.</p>
<p>O código que foi feito no MikroC e o esquema do circuito em PDF, estão na descrição do vídeo: <a target='_blank' href="https://www.youtube.com/watch?v=IAnQfXFZHHU&#038;t=3s" rel="nofollow">https://www.youtube.com/watch?v=IAnQfXFZHHU&#038;t=3s</a></p>
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				<title>jv_eletronica9 posted an update: Projeto termostato digital com display LCD [&#133;]</title>
				<link>https://circuitaria.com/news-feed/p/299/</link>
				<pubDate>Mon, 26 Jul 2021 23:27:19 -0300</pubDate>

									<content:encoded><![CDATA[<p>Projeto termostato digital com display LCD usando microcontrolador PIC16F877A e sensor de temperatura LM35. Possui 3 botões, UP e DOWN que são usados para aumentar e diminuir o valor de configuração de temperatura, e SET que é usado para inserir as configurações de temperatura ou salvar a temperatura definida pelo usuário.</p>
<p>O controle do relé&hellip;</p>
<p><span class="activity-read-more" id="activity-read-more-299"><a href="https://circuitaria.com/news-feed/p/299/" rel="nofollow"> Read more</a></span></p>
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				<title>jv_eletronica9 changed their photo</title>
				<link>https://circuitaria.com/news-feed/p/298/</link>
				<pubDate>Mon, 26 Jul 2021 23:22:52 -0300</pubDate>

				
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				<title>jv_eletronica9 updated their profile</title>
				<link>https://circuitaria.com/news-feed/p/297/</link>
				<pubDate>Mon, 26 Jul 2021 23:22:00 -0300</pubDate>

				
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