{"id":7496,"date":"2013-05-31T11:54:31","date_gmt":"2013-05-31T15:54:31","guid":{"rendered":"http:\/\/embedded-lab.com\/blog\/?p=7496"},"modified":"2013-05-31T11:54:31","modified_gmt":"2013-05-31T15:54:31","slug":"weekend-offer-30-off-on-8-digit-double-row-spi-7-segment-led-displays","status":"publish","type":"post","link":"https:\/\/embedded-lab.com\/blog\/weekend-offer-30-off-on-8-digit-double-row-spi-7-segment-led-displays\/","title":{"rendered":"Weekend offer: 30% OFF on 8-digit (double row) SPI 7-segment LED displays"},"content":{"rendered":"<p>We are offering 30% OFF (coupon code <strong>BDEA254<\/strong>) on SPI7SEGDISP8.56-2R this weekend (May 31 &#8211; Jun 2, 2012). SPI7SEGDISP8.56-2R is a MAX7219-based seven segment LED display board with 8-digits which are arranged in two rows of four. The MAX7219 allows you full control of all the digits and decimal points through three I\/O pins of a microcontroller. The communication interface is SPI-compatible, and the brightness of the LED segments can be controlled through software. <\/p>\n<p><div id=\"attachment_7367\" style=\"width: 575px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56_2R_Display.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-7367\" class=\"size-full wp-image-7367\" title=\"SPI7SEGDISP8.56_2R_Display\" src=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56_2R_Display.jpg\" alt=\"\" width=\"565\" height=\"393\" srcset=\"https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56_2R_Display.jpg 565w, https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56_2R_Display-550x382.jpg 550w\" sizes=\"auto, (max-width: 565px) 100vw, 565px\" \/><\/a><p id=\"caption-attachment-7367\" class=\"wp-caption-text\">SPI7SEGDISP8.56-2R: MAX719-based seven segment LED display module<\/p><\/div><br \/>\n<strong>Key Features:<\/strong><\/p>\n<ul>\n<li><span style=\"font-size: 13px; line-height: 19px;\">3-wire SPI interface<\/span><\/li>\n<li><span style=\"font-size: 13px; line-height: 19px;\">double row of 4-digit displays (0.56&#8243;)<\/span><\/li>\n<li><span style=\"font-size: 13px; line-height: 19px;\">operates at +5V supply<\/span><\/li>\n<li><span style=\"font-size: 13px; line-height: 19px;\">individual control of all digits and decimal points<\/span><\/li>\n<li><span style=\"font-size: 13px; line-height: 19px;\">16 levels of display brightness through software<\/span><\/li>\n<li><span style=\"font-size: 13px; line-height: 19px;\">PCB dimensions 2.8&#8243; x 1.7&#8243; (70mm x 42mm)<\/span><\/li>\n<li><span style=\"font-size: 13px; line-height: 19px;\">Two or more of these modules can be cascaded in series<\/span><\/li>\n<\/ul>\n<p>Since it requires only 3 I\/O pins, this display module can also be used with low pin-count microcontrollers (such as PIC12F series). Visit my <strong><a href=\"http:\/\/embedded-lab.com\/blog\/?p=4935\" target=\"_blank\">MAX7219 tutorial page<\/a><\/strong> for more detail on MAX7219 and PIC12F683 interfacing example. With Arduino, it can be easily interfaced using the\u00a0<strong><a href=\"http:\/\/arduino.cc\/playground\/Main\/LedControl\" target=\"_blank\">LedControl<\/a><\/strong>\u00a0library.<\/p>\n<p>It is available in three LED colors: Red, Blue, and Yellow. The buying links are provided at the end.<\/p>\n<div id=\"attachment_7368\" style=\"width: 575px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Red.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-7368\" class=\"size-full wp-image-7368\" title=\"SPI7SEGDISP8.56-2R_Red\" src=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Red.jpg\" alt=\"\" width=\"565\" height=\"427\" srcset=\"https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Red.jpg 565w, https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Red-550x415.jpg 550w\" sizes=\"auto, (max-width: 565px) 100vw, 565px\" \/><\/a><p id=\"caption-attachment-7368\" class=\"wp-caption-text\">SPI7SEGDISP8.56-2R (Red)<\/p><\/div>\n<div id=\"attachment_7369\" style=\"width: 575px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Blue.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-7369\" class=\"size-full wp-image-7369\" title=\"SPI7SEGDISP8.56-2R_Blue\" src=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Blue.jpg\" alt=\"\" width=\"565\" height=\"450\" srcset=\"https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Blue.jpg 565w, https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Blue-550x438.jpg 550w\" sizes=\"auto, (max-width: 565px) 100vw, 565px\" \/><\/a><p id=\"caption-attachment-7369\" class=\"wp-caption-text\">SPI7SEGDISP8.56-2R (Blue)<\/p><\/div>\n<div id=\"attachment_7370\" style=\"width: 575px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Yellow.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-7370\" class=\"size-full wp-image-7370\" title=\"SPI7SEGDISP8.56-2R_Yellow\" src=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Yellow.jpg\" alt=\"\" width=\"565\" height=\"432\" srcset=\"https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Yellow.jpg 565w, https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/04\/SPI7SEGDISP8.56-2R_Yellow-550x420.jpg 550w\" sizes=\"auto, (max-width: 565px) 100vw, 565px\" \/><\/a><p id=\"caption-attachment-7370\" class=\"wp-caption-text\">SPI7SEGDISP8.56-2R (Yellow)<\/p><\/div>\n<p><strong>Tindie buying links:<\/strong><\/p>\n<p><a href=\"https:\/\/tindie.com\/products\/rajbex\/double-row-4-digit-seven-segment-red-led-display-module-with-spi-interface\/\" target=\"_blank\"><strong>SPI7SEGDISP8.56 buying link &#8211; Red color<\/strong><\/a><\/p>\n<p><strong><a href=\"https:\/\/tindie.com\/products\/rajbex\/double-row-4-digit-seven-segment-yellow-led-display-module-with-spi-interface\/\" target=\"_blank\">SPI7SEGDISP8.56 buying link &#8211; Yellow color<\/a><\/strong><\/p>\n<p><a href=\"https:\/\/tindie.com\/products\/rajbex\/double-row-4-digit-seven-segment-blue-led-display-module-with-spi-interface\/\" target=\"_blank\"><strong>SPI7SEGDISP8.56 buying link &#8211; Blue color<\/strong><\/a><\/p>\n<p>Use a coupon code <strong>BDEA254<\/strong> to get 30% OFF, which is valid from May 31 &#8211; Jun 2, 2012.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We are offering 30% OFF (coupon code BDEA254) on SPI7SEGDISP8.56-2R this weekend (May 31 &#8211; Jun 2, 2012). SPI7SEGDISP8.56-2R is a MAX7219-based seven segment LED display board with 8-digits which are arranged in two rows of four. The MAX7219 allows you full control of all the digits and decimal points through three I\/O pins of a microcontroller. The communication interface is SPI-compatible, and the brightness of the LED segments can be controlled through software. Key Features: 3-wire SPI interface double row of 4-digit displays (0.56&#8243;) operates at +5V supply individual control of all digits and decimal points 16 levels of<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[437,227],"tags":[569,439],"class_list":["post-7496","post","type-post","status-publish","format-standard","hentry","category-products","category-news","tag-led-displays","tag-max7219"],"_links":{"self":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/7496","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/comments?post=7496"}],"version-history":[{"count":4,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/7496\/revisions"}],"predecessor-version":[{"id":7500,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/7496\/revisions\/7500"}],"wp:attachment":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/media?parent=7496"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/categories?post=7496"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/tags?post=7496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}