{"product_id":"max7219-dot-matrix-module-microcontroller-led-module-display-module-max7219-diy-kit","title":"MAX7219 Dot Matrix Module Microcontroller LED Module Display Module MAX7219 DIY Kit","description":"\u003cul\u003e\u003cli\u003eVoltage: DC5V\u003c\/li\u003e\u003c\/ul\u003e\n\u003cspan style=\"font-size:14px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n· A single module can drive an 8*8 common negative lattice\n· Module operating voltage: 5V\n· Module size: 3.2 cm long, 3.2 cm wide and 1.5 cm high\n· With 4 fixed screw holes and 3 mm diameter, it can be fixed with M3 copper column.\n· Modules with input and output interfaces support multiple modules cascade\u003cbr\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eWiring instructions:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\nThe left side of the module is the input port, and the right side is the output port.\nWhen controlling a single module, you only need to connect the input port to the CPU.\nWhen multiple modules are cascaded, the input end of the first module connects to the CPU, the output end connects to the input end of the second module, the output end of the second module connects to the input end of the third module, and so on.\nTake 51 single chip computer as an example:\n· VCC 5V\n· GND GND\n· DIN_P20\n· CS_P21\n· CLK_P22\u003cbr\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage included:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n1 x MAX7219 Dot Matrix Module DIY kit\u003c\/span\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120849101025,"sku":"BG-1642140","price":6.59,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/75b9d0a2-6bc4-41af-b0c8-ecad382f000e.jpg?v=1789396971","url":"https:\/\/ontproduct.com\/products\/max7219-dot-matrix-module-microcontroller-led-module-display-module-max7219-diy-kit","provider":"IvySource","version":"1.0","type":"link"}