{"id":18245,"date":"2020-01-28T10:07:46","date_gmt":"2020-01-28T08:34:25","guid":{"rendered":"https:\/\/www.challenge-agriculture.fr\/?post_type=product&#038;p=18245"},"modified":"2021-04-22T18:38:08","modified_gmt":"2021-04-22T16:38:08","slug":"spuc-watermark-sensor-mkr-arduino-iot","status":"publish","type":"product","link":"https:\/\/www.challenge-agriculture.fr\/en\/product\/makers-space\/spuc-watermark-sensor-mkr-arduino-iot\/","title":{"rendered":"SPUC (WATERMARK sensor)+MKR ARDUINO = IoT"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-18197 aligncenter\" src=\"https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/carte-SPUC-300x259.png\" alt=\"\" width=\"300\" height=\"259\" srcset=\"https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/carte-SPUC-300x259.png 300w, https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/carte-SPUC-150x130.png 150w, https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/carte-SPUC.png 516w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2>This solution IoT, is obtained with this new board named &#8220;SPUC&#8221;, reading 4 Watermark sensors, on 1 measuring site<\/h2>\n<p>The SPUC easily connects to <strong>Arduino<\/strong> transmitting boards :\u00a0 <strong>MKR GSM<\/strong>, LoRa and SigFox. Agronomic reminder : a minimum of 3 sites is required per field for <strong>irrigation management<\/strong>, to adress the heterogeneity of water in irrigated soils.<\/p>\n<p><a href=\"https:\/\/www.challenge-agriculture.fr\/en\/equipment\/watermark-sensors\/\">Learn more about Watermark sensors <\/a><\/p>\n<h3>Caracteristics\u202f:<\/h3>\n<ul>\n<li>1 input for temperature sensor.<\/li>\n<li>4 inputs for Watermark sensors.<\/li>\n<li>1 input for external battery 5V to 12V.<\/li>\n<li>UART serial communication.<\/li>\n<li>Consumption of 800\u00b5A max, while reading sensors.<\/li>\n<li>Automatic\u00a0 sleep mode, consuming 20\u00b5A.<\/li>\n<\/ul>\n<p>Agronomic reminder : a minimum of 3 sites is required per field for <strong>irrigaion management<\/strong>, to adress the heterogeneity of water in irrigated soils.<\/p>\n<h3><strong><br \/>\n<\/strong>SPUC interfacing with Arduino<strong><br \/>\n<\/strong><\/h3>\n<p>SPUC is designed to plug directly the <strong>Arduino<\/strong> MKR boards, such as MKR WiFi 1010, MKR GSM 1400, MKR WAN 1300 (LoRa) and MKR FOX 1200.<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-18463 aligncenter\" src=\"https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/spu.png\" alt=\"\" width=\"264\" height=\"192\" srcset=\"https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/spu.png 264w, https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/spu-150x109.png 150w\" sizes=\"(max-width: 264px) 100vw, 264px\" \/><\/p>\n<p>The UART port, fonctionning beetween 3.3V and 5V, allows compatibility with many Iot solutions on the market.<\/p>\n<h3>Power supply<\/h3>\n<p><strong>SPUC<\/strong> is directly powered by its mother board, for example by the <strong>Arduino MKR<\/strong> board, or other IoT solutions, beetween 3.3V and 5V.<\/p>\n<p>A power supply connector allows an external battery to power both SPUC + Arduino MKR.<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-18466 aligncenter\" src=\"https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/spu2.png\" alt=\"\" width=\"163\" height=\"259\" srcset=\"https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/spu2.png 163w, https:\/\/www.challenge-agriculture.fr\/wp-content\/uploads\/2020\/01\/spu2-94x150.png 94w\" sizes=\"(max-width: 163px) 100vw, 163px\" \/><\/p>\n<h3>UART settings, to comunicate with SPUC :<\/h3>\n<ul>\n<li>2400 bauds<\/li>\n<li>8 bits of data<\/li>\n<li>no parity bit<\/li>\n<li>1 stop bit<\/li>\n<li>no flow control<\/li>\n<\/ul>\n<h3><strong><br \/>\nReading sensors<br \/>\n<\/strong><\/h3>\n<p>The mother board must send a command \u2018s\u2019 (snapshot).<\/p>\n<p>SPUC answers in hexadecimal\u00a0 : 0001,FE,2480,03A6,FFFE,FFFE<\/p>\n<p>First is ID, second is soil temperature in Fahrenheit, then 4\u00a0 <strong>Watermark sensors<\/strong> in Ohms.<\/p>\n<p>Those values are easily convertible in other units. Examples are given in our tuto.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This <strong>IoT solution<\/strong> is obtained with this new board named &#8220;SPUC&#8221;, reading <strong>Watermark sensors<\/strong>, connected to <strong>Arduino<\/strong> transmitting boards :\u00a0 MKR GSM, LoRa and SigFox.<\/p>\n","protected":false},"featured_media":17412,"template":"","meta":{"_acf_changed":false,"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0"},"product_brand":[],"product_cat":[1219],"product_tag":[],"class_list":{"0":"post-18245","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-makers-space","8":"entry","9":"has-media","11":"first","12":"outofstock","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-variable","17":"has-product-nav","18":"col","19":"span_1_of_4","20":"owp-content-left","21":"item-entry","22":"owp-thumbs-layout-horizontal","23":"owp-btn-big","24":"owp-tabs-layout-horizontal"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Products : SPUC and MKR Arduino &#x2d; Challenge agriculture<\/title>\n<meta name=\"description\" content=\"Products : SPUC and MKR Arduino. 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