{"product_id":"adafruit-870-871-872-1633-959-1080-mini-8x8-led-matrix-w-i2c-backpack-ultra-bright","title":"Adafruit 870 \/ 871 \/ 872 \/ 1633 \/ 959 \/ 1080 Mini 8x8 LED Matrix w\/I2C Backpack - Ultra Bright","description":"\u003cmeta name=\"description\" content=\"Buy Adafruit 870 \/ 871 \/ 872 \/ 1633 \/ 959 \/ 1080 Mini 8x8 LED Matrix w\/I2C Backpack - Ultra Bright online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003eAdafruit 870 \/ 871 \/ 872 \/ 1633 \/ 959 \/ 1080 Mini 8x8 LED Matrix w\/I2C Backpack - Ultra Bright\u003c\/h1\u003e\n\n\u003cp\u003eThe Adafruit Mini 8x8 LED Matrix with I2C Backpack is a compact, ultra-bright LED display module featuring 64 individual addressable LEDs arranged in an 8x8 grid, designed for IoT projects, embedded systems, and real-time data visualization applications. Electronics engineers and hobbyists use this module to create dynamic visual feedback systems, scrolling text displays, and interactive gaming interfaces without consuming excessive microcontroller GPIO pins. This product solves the challenge of creating high-brightness, low-pin-count LED displays by leveraging the I2C communication protocol, enabling seamless integration with Arduino, Raspberry Pi, and other development platforms.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe Adafruit Mini 8x8 LED Matrix operates on the principle of multiplexed LED control through an integrated HT16K33 LED driver chip, which manages all 64 LEDs through just two I2C communication lines (SDA and SCL). The backpack eliminates the need for external resistors and complex wiring by providing a pre-configured driver circuit that handles brightness control, blinking effects, and individual LED addressing through simple I2C commands. This design significantly reduces circuit complexity while maintaining full programmability of each LED's on\/off state, making it ideal for applications requiring compact form factors and minimal microcontroller overhead.\u003c\/p\u003e\n\n\u003cp\u003eThe ultra-bright LED matrix delivers exceptional luminosity suitable for both indoor and outdoor visibility applications. With integrated current-limiting circuitry and thermal management, the module operates reliably across extended temperature ranges without requiring additional cooling solutions. The standardized I2C interface operates at 400 kHz, allowing multiple matrices to be daisy-chained on a single I2C bus using different address configurations, enabling creation of larger displays or distributed monitoring systems without additional microcontroller pins.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eMini 8x8 LED Matrix Display Module with I2C Backpack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAdafruit Industries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Count\u003c\/td\u003e\n\u003ctd\u003e64 individual addressable LEDs (8x8 matrix)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver IC\u003c\/td\u003e\n\u003ctd\u003eHT16K33 16x8 LED Driver with I2C Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eI2C (400 kHz standard mode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003eMaximum 200mA at full brightness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Color Options\u003c\/td\u003e\n\u003ctd\u003eRed, Green, Yellow, Blue (model dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrightness\u003c\/td\u003e\n\u003ctd\u003eUltra-bright with 16-level brightness control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI2C Addresses\u003c\/td\u003e\n\u003ctd\u003eConfigurable (0x70-0x77 via address pins)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Dimensions\u003c\/td\u003e\n\u003ctd\u003e24mm x 24mm x 8mm (compact form factor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated HT16K33 LED Driver with full I2C control eliminates need for external GPIO pins and multiplexing code, reducing microcontroller complexity by 80 percent compared to direct LED matrix control\u003c\/li\u003e\n\u003cli\u003eUltra-bright LED elements with 16-level brightness adjustment enable visibility in high ambient light conditions while supporting PWM dimming for power-efficient operation\u003c\/li\u003e\n\u003cli\u003eDaisy-chainable architecture supporting up to 8 matrices on single I2C bus through configurable address selection, enabling creation of 64x8 or 8x64 pixel displays without additional microcontroller resources\u003c\/li\u003e\n\u003cli\u003eIntegrated current limiting and thermal management circuitry provides reliable operation across 0 to 70 degree Celsius temperature range without external heat dissipation requirements\u003c\/li\u003e\n\u003cli\u003ePre-soldered header pins and backpack assembly eliminate complex soldering, reducing assembly time to under 5 minutes and minimizing risk of cold joints in production environments\u003c\/li\u003e\n\u003cli\u003eOpen-source Adafruit library with extensive documentation and Arduino\/Python examples accelerates development cycle and reduces debugging time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReal-time sensor data visualization in IoT applications such as temperature monitoring systems, air quality displays, and environmental sensing stations where dynamic visual feedback enhances user awareness\u003c\/li\u003e\n\u003cli\u003eScrolling text and message displays for smart home automation, notice boards, and informational signage requiring low-power, networked communication with central control systems\u003c\/li\u003e\n\u003cli\u003eGaming and interactive projects including retro-style games, animation sequences, and interactive art installations that demand pixel-level control with minimal wiring complexity\u003c\/li\u003e\n\u003cli\u003eIndustrial equipment status indicators and alarm visualization systems where multiple matrices provide distributed monitoring of machinery states, production metrics, and fault conditions across manufacturing facilities\u003c\/li\u003e\n\u003cli\u003eEducational robotics and embedded systems coursework where the I2C interface teaches protocol fundamentals while the visual feedback mechanism provides immediate, engaging project outcomes for students\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\n\u003cp\u003eBegin by connecting the I2C backpack to your microcontroller using only four wires: 5V power, GND, SDA (data), and SCL (clock) lines. No additional resistors or components are required as the backpack includes integrated pull-up resistors and current limiting. Install the Adafruit LED Backpack library via Arduino IDE Library Manager or download the Python library for Raspberry Pi. Initialize the display object with the I2C address (default 0x70) and call simple functions like writeDigitRaw() for direct LED control or use the built-in character display functions for text output.\u003c\/p\u003e\n\n\u003cp\u003eFor basic operation, set individual LED states using the buffer array provided by the library, then call the display update function to refresh the matrix. The HT16K33 driver handles all multiplexing automatically, requiring only periodic I2C writes to update the display. For advanced applications, utilize the 16-level brightness control function to create dimming effects, implement blinking patterns through software timing loops, or chain multiple matrices by assigning unique I2C addresses to each backpack via the address selection pins. Refer to the comprehensive Adafruit documentation and GitHub repository for complete code examples and troubleshooting guidance.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the maximum number of matrices I can connect to a single I2C bus?\u003c\/summary\u003e\n\u003cp\u003eYou can connect up to 8 individual 8x8 LED matrices on a single I2C bus by configuring the address selection pins on each backpack to different addresses ranging from 0x70 to 0x77. This creates a combined display of up to 64x8 pixels or 8x64 pixels depending on your physical arrangement. Each matrix maintains independent brightness control and can be updated simultaneously or individually through software.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I use this module with 3.3V microcontrollers like Raspberry Pi or ESP8266?\u003c\/summary\u003e\n\u003cp\u003eThe HT16K33 driver operates at 5V logic levels, but the I2C interface is tolerant of 3.3V signals from most microcontrollers. However, you must power the backpack with 5V for proper LED brightness. Connect 3.3V SDA and SCL lines directly to the backpack without level shifters in most cases, as the open-drain I2C design accommodates mixed voltage systems. For maximum reliability with 3.3V systems, consider using a dedicated I2C level shifter module.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the power consumption and can I run multiple matrices from a single USB power supply?\u003c\/summary\u003e\n\u003cp\u003eEach matrix consumes approximately 100-200mA depending on brightness settings and the number of active LEDs. A standard USB 5V\/2A power supply can reliably support 8-10 matrices at moderate brightness levels. For projects exceeding 10 matrices or requiring full brightness operation, use a dedicated 5V power supply with minimum 3A capacity. Distribute power connections across multiple matrices to avoid voltage drop issues in long cable runs.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Engineer Store\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Adafruit 870 \/ 871 \/ 872 \/ 1633 \/ 959 \/ 1080 Mini 8x8 LED Matrix w\/I2C Backpack - Ultra Bright Online in India\u003c\/h2\u003e\n\n\u003cp\u003ePurchase the Adafruit 870 \/ 871 \/ 872 \/ 1633 \/ 959 \/ 1080 Mini 8x8 LED Matrix w\/I2C Backpack - Ultra Bright online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Adafruit 870 \/ 871 \/ 872 \/ 1633 \/ 959 \/ 1080 Mini 8x8 LED Matrix w\/I2C Backpack - Ultra Bright with fast shipping and expert support.\u003c\/p\u003e\n\n\u003cp\u003eOur team in Bengaluru is available 24\/7 to support your journey from product selection to project completion.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43856823189667,"sku":"TES-EV00082226","price":1138.44,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/1080-00-228x228.jpg?v=1704281175","url":"https:\/\/www.theengineerstore.in\/te\/products\/adafruit-870-871-872-1633-959-1080-mini-8x8-led-matrix-w-i2c-backpack-ultra-bright","provider":"The Engineer Store","version":"1.0","type":"link"}