{"id":227,"date":"2022-01-02T11:10:33","date_gmt":"2022-01-02T11:10:33","guid":{"rendered":"http:\/\/www.net2plaza.com\/?p=227"},"modified":"2022-01-09T04:23:38","modified_gmt":"2022-01-09T04:23:38","slug":"omniduino-lora-leaf","status":"publish","type":"post","link":"http:\/\/www.net2plaza.com\/index.php\/2022\/01\/02\/omniduino-lora-leaf\/","title":{"rendered":"Omniduino Lora Leaf"},"content":{"rendered":"\n<p>Es un m\u00f3dulo de comunicaci\u00f3n inal\u00e1mbrica bidireccional que integra diversas funcionalidades que simplifican el empleo del transceptor&nbsp;<strong>RFM95W de HOPERF&nbsp;<\/strong><em>(<\/em>M\u00f3dem LoRa\u2122<em>)<\/em>&nbsp;en proyectos de internet de las cosas (IoT), haci\u00e9ndolo id\u00f3neo para proyectos que requieran una soluci\u00f3n amigable en enlaces de comunicaciones y\/o control con largo alcance y m\u00ednimo consumo de energ\u00eda.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Caracteristicas:<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Comunicaci\u00f3n inal\u00e1mbrica:<\/strong>&nbsp;M\u00f3dem LoRa\u2122, HOPERF<ul><li>Modelo: RFM95W<\/li><li>Frecuencia: 868\\915MHz<\/li><li>Factor de propagaci\u00f3n (Spreading Factor): 6 \u2013 12<\/li><li>Ancho de banda: 125 \u2013 500 kHz<\/li><li>Bitrate efectivo: 0.293 \u2013 37.5 kbps<\/li><li>Sensibilidad estimada: -111 to -136 dBm<\/li><li>Hoja de datos:&nbsp;<a href=\"https:\/\/www.hoperf.com\/data\/upload\/portal\/20190801\/RFM95W-V2.0.pdf\">https:\/\/www.hoperf.com\/data\/upload\/portal\/20190801\/RFM95W-V2.0.pdf<\/a><\/li><\/ul><\/li><li><strong>Comunicaci\u00f3n serial:<\/strong><ul><li>protocolo SPI (Serial Peripheral Interface)<\/li><\/ul><\/li><li><strong>Dimensiones<\/strong><ul><li>Largo: 46 mm<\/li><li>Ancho: 25.4 mm<\/li><li>Peso: 12 gr<\/li><\/ul><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Caracteristicas el\u00e9ctricas:<\/h2>\n\n\n\n<p>La exposici\u00f3n a valores por encima de los enumerados a continuaci\u00f3n puede afectar la confiabilidad, llegando incluso a provocar una falla permanente del dispositivo si se extienden durante per\u00edodos prolongados.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>S\u00edmbolo<\/strong><\/td><td><strong>Descripci\u00f3n<\/strong><\/td><td><strong>M\u00ednimo<\/strong><\/td><td><strong>M\u00e1ximo<\/strong><\/td><td><strong>Unidades<\/strong><\/td><\/tr><tr><td>VCC<\/td><td>Voltaje de alimentaci\u00f3n<\/td><td>-0.5<\/td><td>3.9<\/td><td><strong>*Volts<\/strong><\/td><\/tr><tr><td>Tmr<\/td><td>Temperatura<\/td><td>-55<\/td><td>+115<\/td><td><strong>\u00b0C<\/strong><\/td><\/tr><tr><td>Pmr<\/td><td>Nivel de entrada RF<\/td><td>\u2013<\/td><td>+10<\/td><td><strong>dBm<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong><em>*&nbsp;<\/em><\/strong>Todos los voltajes se miden tomando como referencia el pin GND (GND = 0 Volts<em>)<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Rango de operaci\u00f3n funcional<\/strong><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>S\u00edmbolo<\/strong><\/td><td><strong>Descripci\u00f3n<\/strong><\/td><td><strong>M\u00ednimo<\/strong><\/td><td><strong>T\u00edpico<\/strong><\/td><td><strong>M\u00e1ximo<\/strong><\/td><td><strong>Unidades<\/strong><\/td><\/tr><tr><td>VCC<\/td><td>Voltaje de alimentaci\u00f3n<\/td><td>2<\/td><td>3.3<\/td><td>3.7<\/td><td><strong>Volts<\/strong><\/td><\/tr><tr><td>Tmr<\/td><td>Temperatura<\/td><td>-20<\/td><td>25<\/td><td>+70<\/td><td><strong>\u00b0C<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Caracter\u00edsticas de corriente directa<\/strong><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Symbol<\/td><td>Description<\/td><td>Conditions<\/td><td>Min<\/td><td>Typ<\/td><td>Max<\/td><td>Unit<\/td><\/tr><tr><td>IDDSL<\/td><td>corriente en Sleep mode<\/td><td>&nbsp;<\/td><td>20<\/td><td>30<\/td><td>41<\/td><td>uA<\/td><\/tr><tr><td>IDDR<\/td><td>corriente en modo recepci\u00f3n<\/td><td>LnaBoost Off, higher bands &nbsp; LnaBoost On, higher bands Lower bands<\/td><td>\u2013 \u2013<\/td><td>10.8 &nbsp; 11.5 12.1<\/td><td>&nbsp;<\/td><td>mA<\/td><\/tr><tr><td>IDDT<\/td><td>corriente en modo transmisi\u00f3n con acoplamiento de impedancia<\/td><td>RFOP = +20 dBm, on PA_BOOST \u00a0 <br>RFOP = +17 dBm, on PA_BOOST <br>RFOP = +13 dBm, on <br>RFO_LF\/HF pin RFOP = + 7 dBm, on RFO_LF\/HF pin<\/td><td>\u2013 \u2013 <\/td><td>120 &nbsp; 87 29 20<\/td><td>\u2013 \u2013<\/td><td>mA<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Valores absolutos m\u00e1ximos<\/strong><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Descripci\u00f3n del PCB y pines<\/h2>\n\n\n\n<p>A continuaci\u00f3n se muestran una tabla que identifica las interfaces digital SPI e inal\u00e1mbrica<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><br>Referencia<\/strong><\/td><td><strong>Nombre del pin<\/strong><\/td><td><strong>Funci\u00f3n<\/strong><\/td><\/tr><tr><td>1<\/td><td>DIO2<\/td><td>Entrada\/Salida Digital I\/O, configuraci\u00f3n por software<\/td><\/tr><tr><td>2<\/td><td>DIO1<\/td><td>Entrada\/Salida Digital I\/O, configuraci\u00f3n por software<\/td><\/tr><tr><td>3<\/td><td>DIO0<\/td><td>Entrada\/Salida Digital I\/O, configuraci\u00f3n por software<\/td><\/tr><tr><td>4<\/td><td>DIO4<\/td><td>Entrada\/Salida Digital I\/O, configuraci\u00f3n por software<\/td><\/tr><tr><td>5<\/td><td>DIO3<\/td><td>Entrada\/Salida Digital I\/O, configuraci\u00f3n por software<\/td><\/tr><tr><td>6<\/td><td>GND<\/td><td>Tierra, terminal negativa de la fuente de alimentaci\u00f3n<\/td><\/tr><tr><td>7<\/td><td>ANT_EXT<\/td><td>Salida de RF para conector SMA (conector y antena externa opcional, no incluidos)<\/td><\/tr><tr><td>8<\/td><td>ANT_SELECT<\/td><td>Pista para seleccionar antena de RF<\/td><\/tr><tr><td>9<\/td><td>GND<\/td><td>Tierra, terminal negativa de la fuente de alimentaci\u00f3n<\/td><\/tr><tr><td>10<\/td><td>3.3V<\/td><td>VCC, terminal positiva de la fuente de alimentaci\u00f3n<\/td><\/tr><tr><td>11<\/td><td>DIO5<\/td><td>Digital I\/O, configuraci\u00f3n por software<\/td><\/tr><tr><td>12<\/td><td>RST<\/td><td>Entrada de Reset para RFM95W (tolerante a 5 Volts)<\/td><\/tr><tr><td>13<\/td><td>NSS<\/td><td>SPI, selector de chip para RFM95W (tolerante a 5 Volts)<\/td><\/tr><tr><td>14<\/td><td>SCK<\/td><td>SPI, entrada de reloj para RFM95W (tolerante a 5 Volts)<\/td><\/tr><tr><td>15<\/td><td>MOSI<\/td><td>SPI, salida de datos para RFM95W<\/td><\/tr><tr><td>16<\/td><td>MISO<\/td><td>SPI, entrada de datos para RFM95W(tolerante a 5 Volts)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>La referencia n\u00famero 8 identificada ANT_SELECT requiere menci\u00f3n aparte, Omniduino Lora Leaf permite seleccionar ya sea entre la antena:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>De baja ganancia intrerconstruida o<\/li><li>Antena ad-hoc externa<\/li><\/ul>\n\n\n\n<p>Por default, Omniduino Lora Leaf se entrega con la pista cerrada para uso de la antena PCB, para hacer use de la antena externa identificada por la referencia 7, hay que abrir manualmente la pista 8.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"577\" src=\"http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-1024x577.png\" alt=\"\" class=\"wp-image-159\" srcset=\"http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-1024x577.png 1024w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-300x169.png 300w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-768x433.png 768w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image.png 1089w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>Default, pista 8 cerrada (default), uso de antena interconstruida en PCB.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"676\" src=\"http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-1-1024x676.png\" alt=\"\" class=\"wp-image-160\" srcset=\"http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-1-1024x676.png 1024w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-1-300x198.png 300w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-1-768x507.png 768w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-1.png 1340w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>Pista 8 abierta, uso de antena ad-hoc.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"882\" height=\"508\" src=\"http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-2.png\" alt=\"\" class=\"wp-image-161\" srcset=\"http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-2.png 882w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-2-300x173.png 300w, http:\/\/www.net2plaza.com\/wp-content\/uploads\/2021\/12\/word-image-2-768x442.png 768w\" sizes=\"auto, (max-width: 882px) 100vw, 882px\" \/><figcaption>Vista inferior de Omniduino Lora Leaf.<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Es un m\u00f3dulo de comunicaci\u00f3n inal\u00e1mbrica bidireccional que integra diversas funcionalidades que simplifican el empleo del transceptor&nbsp;RFM95W de HOPERF&nbsp;(M\u00f3dem LoRa\u2122)&nbsp;en proyectos de internet de las cosas (IoT), haci\u00e9ndolo id\u00f3neo para proyectos que requieran una soluci\u00f3n amigable en enlaces de comunicaciones y\/o control con largo alcance y m\u00ednimo consumo de energ\u00eda. Caracteristicas: Comunicaci\u00f3n inal\u00e1mbrica:&nbsp;M\u00f3dem LoRa\u2122, HOPERF [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-227","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/posts\/227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/comments?post=227"}],"version-history":[{"count":4,"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/posts\/227\/revisions"}],"predecessor-version":[{"id":234,"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/posts\/227\/revisions\/234"}],"wp:attachment":[{"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/media?parent=227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/categories?post=227"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.net2plaza.com\/index.php\/wp-json\/wp\/v2\/tags?post=227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}