{"product_id":"10pcs-max7219-dot-matrix-module-mcu-led-control-module-kit","title":"10Pcs MAX7219 Dot Matrix Module MCU LED Control Module Kit","description":"\u003cp style=\"color:#656078(0,\"\u003e \u003cstrong\u003e10Pcs MAX7219 Dot Matrix Module MCU LED Control Module Kit For\u003cbr\u003e \u003cbr\u003e Specifications:\u003c\/strong\u003e\u003cbr\u003e \u003cbr\u003e A single module can drive an 8 x 8 common cathode lattice\u003cbr\u003e Operating voltage: 5V\u003cbr\u003e Size: 5 x 3.2 x 1.5 cm (L x W x H)\u003cbr\u003e LED color: Red\u003cbr\u003e With four screws hole, aperture 3mm\u003cbr\u003e With input and output interfaces, supports multiple modules cascade\u003cbr\u003e \u003cbr\u003e \u003cstrong\u003eWiring instructions:\u003c\/strong\u003e\u003cbr\u003e \u003cbr\u003e 1. The module left side as an input port and the output port on the right\u003cbr\u003e 2. To control a single module, just connect the input port to the CPU\u003cbr\u003e 3. When cascading multiple modules, the input port of the first module connect to the CPU, the output port connect to the input port of the second one, and so on.\u003cbr\u003e \u003cbr\u003e \u003cstrong\u003eIn the case of 51 MCU:\u003c\/strong\u003e\u003cbr\u003e \u003cbr\u003e VCC a?? 5V\u003cbr\u003e GND a?? GND\u003cbr\u003e DIN a?? P22\u003cbr\u003e CS a?? P21\u003cbr\u003e CLK a?? P20\u003cbr\u003e \u003cbr\u003e \u003cstrong\u003eNote:\u003c\/strong\u003e\u003cbr\u003e \u003cbr\u003e 1. VCC and GND is not reversed, it would burn the chip!\u003cbr\u003e 2. When the 51 microcontroller P0 port controlling, must be connected to the pull-up resistor, it is recommended that the resistance of 4.7K--10K\u003cbr\u003e 3. Please install lattice into the round hole first, and then insert the round hole to PCB board and weld. Face the side of lattice with words, from left to right pin order is 123456. PCB board 1st pin is square pad!\u003cbr\u003e 4. Electrolytic capacitors long-pin as positive, short-pin as negative; ceramic capacitor hsa no positive and negative points\u003c\/p\u003e   \u003cp style=\"color:#656078(0,\"\u003e \u003cstrong\u003ePackage included:\u003c\/strong\u003e\u003cbr\u003e \u003cbr\u003e 10 x LED module\u003cbr\u003e 10 x Dupont line (5P-20cm)\u003c\/p\u003e   \u003cp style=\"color:#656078(0,\"\u003e \u003cbr\u003e \u003cbr\u003e ?\u003c\/p\u003e   \u003cbr\u003e     \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/upload\/2012\/lidanpo\/SKU097972a.jpg\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/upload\/2012\/lidanpo\/SKU097972e.jpg\"\u003e   \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43928618696899,"sku":"ZHIQIAN-002513","price":742.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/19848572-4d76-4c66-8d81-0be4681f0eda.jpg?v=1725738214","url":"https:\/\/wrsss.com\/products\/10pcs-max7219-dot-matrix-module-mcu-led-control-module-kit","provider":"Wrsss","version":"1.0","type":"link"}