Vídeos de Alexandre (Laboratorio de Garagem (arduino, eletrônica, robotica, hacking)) - Laboratorio de Garagem (arduino, eletrônica, robotica, hacking) 2024-04-18T20:11:31Z https://labdegaragem.com/video/video/listForContributor?screenName=0r3ug7hn9flha&rss=yes&xn_auth=no Protocolo NE-555 tag:labdegaragem.com,2017-10-05:6223006:Video:637858 2017-10-05T18:26:46.890Z Alexandre https://labdegaragem.com/profile/aravecchia <a href="https://labdegaragem.com/video/protocolo-ne-555"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946425339?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />Descrição do circuito: termômetro com oscilador NE-555, para leituras analógicas a grandes distâncias do Arduino. <a href="https://labdegaragem.com/video/protocolo-ne-555"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946425339?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />Descrição do circuito: termômetro com oscilador NE-555, para leituras analógicas a grandes distâncias do Arduino. PARTIDA DIRETA tag:labdegaragem.com,2017-05-18:6223006:Video:613002 2017-05-18T18:01:07.974Z Alexandre https://labdegaragem.com/profile/aravecchia <a href="https://labdegaragem.com/video/partida-direta"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946423646?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />"" <a href="https://labdegaragem.com/video/partida-direta"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946423646?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />"" PROTOCOLO NE555 - com interface IoT tag:labdegaragem.com,2016-10-24:6223006:Video:573559 2016-10-24T16:16:16.643Z Alexandre https://labdegaragem.com/profile/aravecchia <a href="https://labdegaragem.com/video/protocolo-ne555-com-interface-iot"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946423833?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />Transmitir dados de um sensor analogico, distante do Arduino, por meio de fios, é um problema por causa da perda de corrente contínua e das interferências de... <a href="https://labdegaragem.com/video/protocolo-ne555-com-interface-iot"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946423833?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />Transmitir dados de um sensor analogico, distante do Arduino, por meio de fios, é um problema por causa da perda de corrente contínua e das interferências de... Termistor Dimmer e Arduino tag:labdegaragem.com,2016-06-20:6223006:Video:542785 2016-06-20T11:35:30.503Z Alexandre https://labdegaragem.com/profile/aravecchia <a href="https://labdegaragem.com/video/termistor-dimmer-e-arduino"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946422696?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />"" <a href="https://labdegaragem.com/video/termistor-dimmer-e-arduino"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946422696?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />"" Temperatura com Arduino termistor 100k tag:labdegaragem.com,2016-06-20:6223006:Video:543049 2016-06-20T10:48:20.634Z Alexandre https://labdegaragem.com/profile/aravecchia <a href="https://labdegaragem.com/video/temperatura-com-arduino-termistor-100k"><br /> <img alt="Miniatura" height="180" src="https://storage.ning.com/topology/rest/1.0/file/get/1946422598?profile=original&amp;width=240&amp;height=180" width="240"></img><br /> </a> <br></br>// the value of the 'other' resistor<br></br> #define SERIESRESISTOR 100000<br></br> // resistance at 25 degrees C<br></br> #define THERMISTORNOMINAL 100000<br></br> // temp. for nominal resistance (almost always 25 C)<br></br> #define TEMPERATURENOMINAL 25<br></br> // The beta coefficient of the thermistor (usually 3000-4000)<br></br> #define BCOEFFICIENT 4000<br></br> // the value of the 'other'… <a href="https://labdegaragem.com/video/temperatura-com-arduino-termistor-100k"><br /> <img src="https://storage.ning.com/topology/rest/1.0/file/get/1946422598?profile=original&amp;width=240&amp;height=180" width="240" height="180" alt="Miniatura" /><br /> </a><br />// the value of the 'other' resistor<br /> #define SERIESRESISTOR 100000<br /> // resistance at 25 degrees C<br /> #define THERMISTORNOMINAL 100000<br /> // temp. for nominal resistance (almost always 25 C)<br /> #define TEMPERATURENOMINAL 25<br /> // The beta coefficient of the thermistor (usually 3000-4000)<br /> #define BCOEFFICIENT 4000<br /> // the value of the 'other' resistor<br /> #define SERIESRESISTOR 102800<br /> <br /> <br /> // What pin to connect the sensor to<br /> #define sensor A0<br /> #define trimpot A1<br /> #define led 13<br /> <br /> void setup()<br /> {<br /> pinMode(led, OUTPUT);<br /> Serial.begin(9600);<br /> }<br /> <br /> void loop()<br /> {<br /> float reading;<br /> float resistence;<br /> <br /> reading = analogRead(sensor);<br /> <br /> // convert the value to resistance<br /> resistence = SERIESRESISTOR / ((1023 / reading) - 1);<br /> <br /> float steinhart = (1 / (((log(resistence / THERMISTORNOMINAL)) / BCOEFFICIENT) + (1.0 / (TEMPERATURENOMINAL + 273.15)))) - 273.15;<br /> <br /> <br /> Serial.println(steinhart);<br /> <br /> delay(50);<br /> }