{"product_id":"max7219-dot-matrix-module-for-arduino-microcontroller-4-in-one-display-with-5p-line","title":"MAX7219 Dot Matrix Module For Arduino Microcontroller 4 In One Display with 5P Line ","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eComputer\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eICGOICIC\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\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\"\u003eN\/A\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\"\u003eN\/A\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\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eN\/A\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eLogic ICs\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\u003cdiv style=\"margin:0px auto;margin-bottom:0px;margin-top:0px;margin-left:auto;margin-right:auto;position:relative\"\u003e\u003c\/div\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:18pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eProduct description\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eMAX7219 is an integrated serial input\/output common cathode display driver,i\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style=\"font-family:宋体\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003et is connected to a microprocessor and an 8-digit 7-segment LED display.it can also be connected to a bar graph display or 64 independent LEDs.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eIt includes an on-chip B-type BCD encoder, multi-channel scanning loop, segment word driver, and an 8*8 static RAM for storing each data.Only one external register is used to set the segment current of each LED.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style=\"font-family:宋体\"\u003eA\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style=\"font-family:宋体\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e convenient four-wire serial interface can be connected to all general-purpose microprocessors.Each data can be addressed without updating all displays when updating.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eMAX7219 also allows users to choose to encode or not to encode each data.\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eThe entire device contains a 150μA low-power shutdown mode, analog and digital brightness control,a scan limit register allows the user to display 1-8 bits of data, and a detection mode that allows all LEDs to emit light.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:18pt\"\u003e\u003cstrong\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eOnly 3 IO ports are needed to drive 1 dot matrix!\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:18pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eNo flashing when dot matrix display! Support cascading!\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:18pt\"\u003e\u003cstrong\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e\u003cu\u003eModule parameters：\u003c\/u\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e1.A single module can drive an 8*8 common negative dot matrix\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:14pt;font-family:\"Times New Roman\"'\u003e2.Module working voltage: 5V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e3.Module size:length 13.2 cm X width 3.2 cm X height 1.3 cm\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e4.With 64 fixing screw holes, hole diameter 3mm\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e5.Module with input and output interface, support multiple modules cascade\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18pt;font-family:\"Times New Roman\"'\u003e\u003cstrong\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e\u003cu\u003eWiring instructions:\u003c\/u\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e1.The left side of the module is the input port, and the right side is the output port.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e2.When controlling a single module, only need to connect the input port to the CPU.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003e3.When multiple modules are cascaded, the input of the first module is connected to the CPU, the output is connected to the input of the second module, the output of the second module is connected to the input of the third module, and so on...\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:14pt;font-family:\"Times New Roman\"'\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eTake 51 microcontroller as an example:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eVCC  →  5V\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eGND  →  GND\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eDIN  →  P2.2\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eCS   →  P2.1\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eCLK  →  P2.0\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:18pt\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style='font-family:\"Times New Roman\"'\u003eShipping list：\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:14pt;font-family:\"Times New Roman\"'\u003e1.MAX7219 dot matrix module  (finished product, with dot matrix, has been tested)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"color:rgb(0, 0, 0);margin:0cm 0cm 0pt;margin-bottom:0pt;margin-top:0cm;margin-left:0cm;margin-right:0cm\"\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:14pt;font-family:\"Times New Roman\"'\u003e2.20CM Dupont line 5P\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S2e57e16a6f994b35a918974419b49a73C.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S38bb2ff3c3bc408f8e60173bf832a02dR.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sd78a7dd2c88e4e8684de1c1d9ac2e8f1T.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S1ff509297f3d4c4492bb5696d10c02ebq.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cbr\u003e","brand":"Yoeruyo","offers":[{"title":"4 In One Red light","offer_id":55139768959275,"sku":"14:4044226#4 In One Red light","price":16.25,"currency_code":"USD","in_stock":true},{"title":"4 In One Blue light","offer_id":55139768992043,"sku":"14:1202#4 In One Blue light","price":29.3,"currency_code":"USD","in_stock":true},{"title":"4 In One Green light","offer_id":55139769024811,"sku":"14:351074#4 In One Green light","price":28.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S1ff509297f3d4c4492bb5696d10c02ebq_c730fc2f-5249-4b67-9d4a-a7b69cc20238.webp?v=1788150785","url":"https:\/\/yoeruyo.com\/products\/max7219-dot-matrix-module-for-arduino-microcontroller-4-in-one-display-with-5p-line","provider":"Yoeruyo","version":"1.0","type":"link"}