{"product_id":"max7219-led-module-8-digit-7-segment-digital-led-display-tube-for-arduino-mcu-3","title":"MAX7219 Led Module 8-Digit 7 Segment Digital LED Display Tube For Arduino MCU","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eElectronic module\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eZHUANG One\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDissipation Power\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eElectronic module\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eElectronic module\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eElectronic module\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eElectronic module\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eis_customized\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial , helvetica , sans-serif;\"\u003e\u003cstrong\u003e\u003cspan style=\"color:#000000;\"\u003e MAX7219 is a kind of integrated serial input\/output common cathode display drive, it connects the microprocessor with eight digit seven segment digital LED display, also can connect the line graph display or 64 independent leds. It includes a piece of type B BCD coder, multiplexing scanning circuit, drive period of word, but also a 8 * 8 static RAM is used to store each data. Only an external registers used to set the period of current of each LED.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:13px;border-top:0px;font-family:arial , helvetica , sans-serif;border-right:0px;vertical-align:baseline;border-bottom:0px;color:#000000;border-left:0px;margin:0px;padding:0px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial , helvetica , sans-serif;\"\u003e\u003cstrong\u003e\u003cspan style=\"border-top:0px;border-right:0px;vertical-align:baseline;border-bottom:0px;border-left:0px;margin:0px;padding:0px;\"\u003e\u003cspan\u003e \u003cbr\u003eA convenient four wire serial interface can join all general microprocessor. Each data can be addressed in the update does not need to rewrite all the display. MAX7219 also allows users to each data selection code or code.\u003cbr\u003eThe device contains A 150 mu A low-power shutdown mode, analog and digital brightness control, A scan limit register allows the user to display 1-8 bits of data, there is also A let all LED detection mode.\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:13px;border-top:0px;font-family:arial , helvetica , sans-serif;border-right:0px;vertical-align:baseline;border-bottom:0px;color:#000000;border-left:0px;margin:0px;padding:0px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial , helvetica , sans-serif;\"\u003e\u003cstrong\u003e\u003cspan style=\"border-top:0px;border-right:0px;vertical-align:baseline;border-bottom:0px;border-left:0px;margin:0px;padding:0px;\"\u003e\u003cspan\u003ePCB four corners with copper screw fixation, which can effectively prevent short circuit accident happens! \u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:13px;border-top:0px;font-family:arial , helvetica , sans-serif;border-right:0px;vertical-align:baseline;border-bottom:0px;color:#000000;border-left:0px;margin:0px;padding:0px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial , helvetica , sans-serif;\"\u003e\u003cstrong\u003e\u003cspan style=\"border-top:0px;border-right:0px;vertical-align:baseline;border-bottom:0px;border-left:0px;margin:0px;padding:0px;\"\u003e\u003cspan\u003eFour digital tube is 0.36 inch one common cathode digital tube\u003cbr\u003e \u003cbr\u003eThis module is compatible with 5 V \/ 3.3 V microcontroller (51 \/ AVR STM32...)\u003cbr\u003e \u003cbr\u003eWiring instructions (in order to provide the program, for example, you can pick any IO mouth, modify ports defined in the program) :\u003cbr\u003e \u003cbr\u003eThe VCC - 5 v\u003cbr\u003e \u003cbr\u003eGND to GND\u003cbr\u003e \u003cbr\u003eDIN - P00\u003cbr\u003e \u003cbr\u003eCS - P01\u003cbr\u003e \u003cbr\u003eThe CLK - P02\u003cbr\u003e \u003cbr\u003eNote:\u003cbr\u003e \u003cbr\u003e1. The VCC and GND don't pick up the, so as not to burn out the chip\u003cbr\u003e \u003cbr\u003e2.51 SCM P0 port need to pull resistance, if your microcontroller could not pull resistance, can be cable to other ports\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cspan style=\"font-family:arial , helvetica , sans-serif;\"\u003e\u003cstrong\u003e\u003cspan style=\"border-top:0px;border-right:0px;vertical-align:baseline;border-bottom:0px;border-left:0px;margin:0px;padding:0px;\"\u003e\u003cspan\u003e \u003cp\u003e\u003cimg style=\"width:1000px;\" src=\"https:\/\/ae01.alicdn.com\/kf\/Scc07b63343074960b9c30f27d625a3e9T.jpg\" data-src=\"https:\/\/ae01.alicdn.com\/kf\/Scc07b63343074960b9c30f27d625a3e9T.jpg\"\u003e\u003c\/p\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003c\/div\u003e\r\n","brand":"Yoeruyo","offers":[{"title":"Default Title","offer_id":55420299772203,"sku":"\u003cnone\u003e","price":7.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S3c1bfaf1b087434bb4d0ae2c41f2bc1cO.webp?v=1788503485","url":"https:\/\/yoeruyo.com\/products\/max7219-led-module-8-digit-7-segment-digital-led-display-tube-for-arduino-mcu-3","provider":"Yoeruyo","version":"1.0","type":"link"}