{"product_id":"8-digit-bit-max7219-digital-tube-display-module-board-7-segment-digital-led-display-for-3-3v-5v-stc51-avr-stm32","title":"8 Digit Bit MAX7219 Digital Tube Display Module Board 7 Segment Digital LED Display for 3.3V 5V STC51\/AVR\/STM32","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\"\u003ediymore\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\"\u003e7 Segment Digital LED Display\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\"\u003e7 Segment Digital LED Display\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\"\u003e3.3V 5V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eVoltage Regulator\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\u003cp\u003e\u003cspan\u003esemi_Choice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"1005000001197239\" type=\"custom\"\u003e\u003c\/kse:widget\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"1005000001206402\" type=\"relation\"\u003e\u003c\/kse:widget\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eBlue board:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e1. The MAX7219 drive is displayed\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e2. Onboard two 0.36 inch 4-bit integrated common cathode digital tubes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e3. Two or more modules can be cascaded\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e4. Four positioning holes with a diameter of 3.6mm\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e5. Module supply voltage DC3.3V or 5V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e6. Module compatible with 5V\/3.3V microcontroller (STC51\/AVR\/STM32)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eSpecial note\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e1. Do not connect VCC to GND incorrectly to avoid burning chips.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e2.51 Microcontroller PO port needs to be connected to the pull resistance, if your microcontroller is not connected to the pull resistance, you can connect the data line to other ports.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se3c2711477e448cca0014ad1d8cbb6514.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S2944bd8c12224a05b045eb4edc7de3ddB.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S862a348d61784836bffcf69b7cb71e73S.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S7cd56326fd584d8ba8c4ebbc7b892454a.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sde0b0a43078d455491e332171c53390bT.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se25f41636e57449ba239679f0f119e96B.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S323183e4bb30472f844527a64e8467490.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb9f6bd1dbb1e4941bc7305a61da516dcv.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eGreen board:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eModel: MAX7219\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eColor: Green board\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eFeatures: 150μA low power off mode, analog and digital brightness control, scan limit register allowing users to display 1-8 bit data, LED light detection mode.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eOnly three IO ports are needed to drive eight nixie tubes.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eFixed copper bolt four corner PCV plate, can effectively prevent short circuit accidents.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e0.36 \"four digital tube total negative LED.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eModule support: 5v\/3.3v microcontroller (51\/AVR\/STM32...)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eWiring instructions (for example, for a program, you can select any IO port definition that can be modified in the program) :\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eVCC → 5V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eGround to ground\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eDIN → P00\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eCS → P01\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eClock → P02\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd35770a88d43477ba04c83d02979af29k.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S2ea2944bc3ae43b1beeb4ba886b80a1bF.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd7b9407548dc4b0d9c60039c4e4fc960W.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa7ca8856c7e9476a93915cec47970990p.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S67c4aa1dda70462eb5cbc5513dc6b667K.jpg\" slate-data-type=\"image\"\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eRed Board:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e100% brand new, high quality\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003ePower supply: 5V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eMaterial: PCB + electronic components\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eSize: 76*21*11mm\/2.99*0.8*0.43\"\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eWiring instructions (program, for example, you can choose any IO port definition that can be modified in the program):\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eVCC→5V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eGND ground →\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eDIN→P1.0\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eCS→P1.1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eCLK→P1.2\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eNotice:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eDo not reverse VCC and GND, so as not to burn the chip\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eThe P0 port of the 51 microcontroller needs a pull-up resistor. If your device does not have a pull-up resistor, you can connect to the data lines of other ports.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb5f34566107c433cb2fe183491943338X.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"Red Board","offer_id":55420255797547,"sku":"14:350852#Red Board","price":13.64,"currency_code":"USD","in_stock":true},{"title":"Blue Board","offer_id":55420255830315,"sku":"14:200001438#Blue Board","price":10.53,"currency_code":"USD","in_stock":true},{"title":"Green Board","offer_id":55420255863083,"sku":"14:1202#Green Board","price":13.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Scc62333ce2f64f1d90552d4b153a0734o.webp?v=1788502822","url":"https:\/\/yoeruyo.com\/products\/8-digit-bit-max7219-digital-tube-display-module-board-7-segment-digital-led-display-for-3-3v-5v-stc51-avr-stm32","provider":"Yoeruyo","version":"1.0","type":"link"}