{"product_id":"max7219-led-module-8-digit-7-segment-digital-led-display-tube-for-arduino-mcu-2","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\"\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\"\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\u003cp\u003e\u003cspan\u003esemi_Choice\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='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e\u003cstrong\u003eMAX7219 digital tube display control module\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eThe MAX7219 is an integrated serial input \/ output co-cathode display driver that connects a microprocessor with an 8-digit 7-segment digital LED display or a bar graph display or 64 independent LEDs. Which includes an on-chip B-type BCD encoder, multi-scan circuit, segment word drive, but also a 8 * 8 static RAM used to store each data. Only one external register is used to set the segment current for each LED.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eA convenient four-wire serial interface can be connected to all common microprocessors. Each data can be addressed at the time of updating without having to rewrite all the displays. The MAX7219 also allows the user to select or not code for each data.\u003c\/span\u003e\u003cbr\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;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 test mode for all LEDs to emit light.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eOnly need three IO port can drive 8 digital tube! Digital tube display without flicker! Support cascade!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003ePCB board four corners with copper stud fixed, can effectively prevent short circuit and other unexpected circumstances!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eDigital tube for the 0.36-inch 4-bit common cathode digital tube\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eThis module is compatible with 5V \/ 3.3V microcontroller (51 \/ AVR \/ STM32 .......)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(255, 0, 0);font-size:18px;font-family:\"comic sans ms\"'\u003e\u003cspan style='color:rgb(0, 0, 0);font-family:\"Times New Roman\"'\u003eWiring instructions (to provide the program as an example, you can then take any IO port, modify the port in the process can be defined):\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eVCC → 5V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eGND → GND\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eDIN → P00\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eCS → P01\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eCLK → P02\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18pt;font-family:\"Times New Roman\"'\u003ePrecautions:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e1.VCC and GND do not reverse, so as not to burn the chip\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e2.51 microcontroller P0 port need to pull on the resistor, if your microcontroller is not connected to the pull-up resistor, you can connect the data cable to other ports\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003eShipping list:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e1.MAX7219 digital display module 1\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e2. Straight pin 5P\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e3. Bend pin 5P\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e4.MAX7219 English data sheet 1 copies\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e5.MAX7219 Chinese data sheet 1 copies\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e6.PDF format schematic diagram 1 copies\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style='color:rgb(0, 0, 0);font-size:18px;font-family:\"Times New Roman\"'\u003e7.51 single-chip driver 1 (single module display program and cascade module display program)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S07deb9fc935543a2b92f7be4102a42e5J.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9658138cc6c344aa93ff30b3c956f16bt.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc07d1a30282748f1bf1935c2359743d3i.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S118af2aebc6a498ea25a3acc4af037ae2.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cbr\u003e","brand":"Yoeruyo","offers":[{"title":"No welding","offer_id":55420265038123,"sku":"14:29#No welding","price":8.87,"currency_code":"USD","in_stock":true},{"title":"weld","offer_id":55420265070891,"sku":"14:10#weld","price":11.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Sc2d265f0f44749d2bf0abc9a074f5ab77.webp?v=1788502880","url":"https:\/\/yoeruyo.com\/products\/max7219-led-module-8-digit-7-segment-digital-led-display-tube-for-arduino-mcu-2","provider":"Yoeruyo","version":"1.0","type":"link"}