{"id":2308,"date":"2013-02-25T16:45:57","date_gmt":"2013-02-25T08:45:57","guid":{"rendered":"http:\/\/rocketscream.com\/blog\/?post_type=product&#038;p=2308"},"modified":"2019-10-08T11:56:25","modified_gmt":"2019-10-08T03:56:25","slug":"mini-ultra-8-mhz-plus-arduino-compatible","status":"publish","type":"product","link":"https:\/\/www.rocketscream.com\/blog\/product\/mini-ultra-8-mhz-plus-arduino-compatible\/","title":{"rendered":"Mini Ultra 8 MHz Plus (Arduino Compatible)"},"content":{"rendered":"<p>This is the bigger brother of our popular Mini Ultra 8 MHz board. We added battery charging capability and with an on-board temperature monitoring but yet still ultra low power at 36.0 \u03bcA in power down mode!<\/p>\n<p>Specifications:<\/p>\n<ul>\n<li>Compatible with Arduino IDE using \u201cArduino Pro Mini 3.3 V 8 MHz\u201d as the board option<\/li>\n<li>Microcontroller \u2013 ATmega328P-AU<\/li>\n<li>Clock \u2013 External ceramic 8 MHz resonator<\/li>\n<li>Operating voltage \u2013 3.3 V<\/li>\n<li>Low quiescent current (1.6 \u03bcA) on-board 3.3 V 250 mA regulator<\/li>\n<li>Ultra low power \u2013 Minimum 36.0 \u03bcA in power down mode<\/li>\n<li>500 mA Li-Ion\/Li-Pol battery charger\n<ul>\n<li>System load sharing &#8211; Simultaneously power the system and charge the battery<\/li>\n<li>Voltage Proportional Current Control (VPCC) &#8211; Ensures system load has priority over battery charge current<\/li>\n<li>Thermal regulation &#8211; 0 to 45 Degree Celsius range to protect battery<\/li>\n<\/ul>\n<\/li>\n<li>Battery charging status indicator LED:\n<ul>\n<li>Power good (PG) indicator<\/li>\n<li>Charging status 1 indicator &#8211; Indicates charging process stages<\/li>\n<li>Charging status 2 indicator &#8211; Indicates charging process completeness and fault state<\/li>\n<\/ul>\n<\/li>\n<li>External DC source range \u2013 3.75 \u2013 5.75 V (with over voltage protection up to 20 V and reverse polarity protection)<\/li>\n<li>Automatic power source selection through the battery charger IC<\/li>\n<li>On-board temperature sensor (MCP9700) connected to pin A7<\/li>\n<li>Battery voltage monitor connected to pin A6<\/li>\n<li>Indicator LED for power (can be disabled through solder jumper)<\/li>\n<li>Indicator LED connected to digital pin 13 through a MOSFET<\/li>\n<li>FTDI 6-pin header<\/li>\n<li>Auto-reset can be disabled through solder jumper<\/li>\n<li>Analog reference voltage with LC filter<\/li>\n<li>Dimension \u2013 68.58 mm x 53.34 mm (2.7\u2033 x 2.1\u2033)<\/li>\n<li>RoHS compliant \u2013 Yes<\/li>\n<\/ul>\n<p>Documentation:<\/p>\n<ul>\n<li><a href=\"https:\/\/github.com\/rocketscream\/Mini-Ultra-8MHz-Plus\" target=\"_blank\" rel=\"noopener noreferrer\">Design files on Github<\/a><\/li>\n<li><a href=\"https:\/\/github.com\/rocketscream\/Low-Power\" target=\"_blank\" rel=\"noopener noreferrer\">Arduino compatible low power library on Github<\/a><\/li>\n<li><a href=\"http:\/\/www.rocketscream.com\/blog\/2011\/07\/04\/lightweight-low-power-arduino-library\/\" target=\"_blank\" rel=\"noopener noreferrer\">Low power library measurement example<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Ultra low power Arduino compatible board.<\/p>\n<h4>Mini Ultra Plus 8 MHz comes WITHOUT any of the through hole connector mounted. We leave you to decide whether you want them mounted or otherwise.<\/h4>\n","protected":false},"featured_media":4319,"comment_status":"open","ping_status":"closed","template":"","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_forum_subforum_count":0},"product_brand":[],"product_cat":[93,91,174],"product_tag":[],"class_list":["post-2308","product","type-product","status-publish","has-post-thumbnail","product_cat-arduino-and-compatibles","product_cat-boards-kits","product_cat-mini-ultra-series","first","outofstock","sale","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/product\/2308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/comments?post=2308"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/media\/4319"}],"wp:attachment":[{"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/media?parent=2308"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/product_brand?post=2308"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/product_cat?post=2308"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.rocketscream.com\/blog\/wp-json\/wp\/v2\/product_tag?post=2308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}