{"product_id":"gm73-barcode-qr-code-scanning-module","title":"GM73 Barcode \u0026 QR Code Scanning Module","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\n\u003cp\u003eGM73 Code Reader Module is a compact industrial-grade scanning solution designed for fast and reliable decoding of common 1D and 2D codes. This embedded barcode and QR recognition module captures information from printed labels, paper documents, and digital screens with a decoding time of about one second. Built on image‑based recognition technology, the scanning engine delivers stable performance across a wide variety of codes and surfaces. Integrated Micro‑USB and UART communication interfaces allow convenient integration into kiosks, automation terminals, ticketing machines, and smart retail equipment where compact, high‑speed optical data capture is required.\u003c\/p\u003e\n\u003cp\u003e\u003cimg\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0668\/0641\/5437\/files\/E37023-content1.webp?v=1791414130\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAdvanced Image Recognition Decoding\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThis embedded barcode scanning engine utilizes smart image recognition algorithms to deliver highly accurate decoding for both 1D barcodes and 2D matrix codes. The optical scanning module reliably reads symbols from labels, packaging, paper documents, and electronic screens, even under challenging lighting conditions. Mirrored barcode recognition and improved decoding intelligence further enhance reliability in real-world deployment scenarios, enabling efficient automatic identification for retail systems, ticket verification terminals, and smart vending equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0668\/0641\/5437\/files\/E37023-content2.webp?v=1791414163\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0668\/0641\/5437\/files\/E37023-content3.webp?v=1791414216\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFlexible Integration and Configuration\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThis compact barcode and QR scanning module supports Micro‑USB and UART interfaces, enabling convenient integration with embedded controllers, industrial terminals, and custom electronics. Parameter configuration can be completed simply by scanning setup codes, reducing firmware complexity and development time. Multiple trigger options—including manual trigger, continuous scanning, sensing trigger, and host‑controlled mode—provide adaptable operation for automated kiosks, access gates, and smart checkout equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEnhanced Security and Data Processing Control\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe upgraded scanning platform introduces password‑protected configuration settings that prevent unauthorized parameter changes in deployed systems. Advanced data editing functions allow prefix, suffix, CodeID insertion, and character substitution for flexible data formatting before transmission. Expanded keyboard layout compatibility and Unicode output support enable reliable multilingual data encoding, making this optical code reader suitable for international deployments and diverse software environments.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWide Light Adaptation and High-Speed Capture\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe optical recognition engine maintains stable decoding performance across lighting conditions ranging from 0 to 100,000 Lux. This wide illumination tolerance allows dependable operation in indoor retail counters, outdoor ticketing systems, and industrial automation lines. A decoding time of less than one second ensures rapid response during repeated scans, supporting high-throughput scenarios such as payment terminals, transportation gates, and automated vending systems.\u003c\/p\u003e\n\u003cp\u003eThis embedded barcode recognition module is widely used in smart vending machines, automated ticketing gates, retail checkout terminals, and secure access systems. Fast decoding, flexible configuration, and robust environmental tolerance make the scanning engine suitable for modern IoT equipment, self‑service kiosks, and automated identification solutions requiring reliable optical code acquisition.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSmart image recognition\u003c\/li\u003e\n\u003cli\u003eFast capture speed of about 1s\u003c\/li\u003e\n\u003cli\u003eOnboard micro USB and UART for easy integration\u003c\/li\u003e\n\u003cli\u003eMultiple scanning modes: Manual \/ Continuous \/ Sensing \/ Host Mode\u003c\/li\u003e\n\u003cli\u003ePassword-protected configuration settings\u003c\/li\u003e\n\u003cli\u003eExcellent light tolerance for various environments\u003c\/li\u003e\n\u003cli\u003eAdvanced data editing and flexible add-on code configuration\u003c\/li\u003e\n\u003cli\u003eMulti-language keyboard support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSelf-service vending machines\u003c\/li\u003e\n\u003cli\u003eMetro gates\u003c\/li\u003e\n\u003cli\u003eAccess control systems\u003c\/li\u003e\n\u003cli\u003eCheckout counters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImage Sensor: 640×480 CMOS\u003c\/li\u003e\n\u003cli\u003eDecoding Speed: ≤1 second\u003c\/li\u003e\n\u003cli\u003eRead Precision (Minimum Bar Width): 6 mil (0.15mm)\u003c\/li\u003e\n\u003cli\u003ePrint Contrast: ≥25% (ISO\/IEC 15416 compliant)\u003c\/li\u003e\n\u003cli\u003eScanning Modes: Manual \/ Continuous \/ Sensing \/ Host Mode\u003c\/li\u003e\n\u003cli\u003eData Editing: Prefix \/ Suffix \/ CodeID \/ Substitution\u003c\/li\u003e\n\u003cli\u003eSecurity: Password-protected settings (default: 0x86)\u003c\/li\u003e\n\u003cli\u003e1D Barcodes: EAN\/UPC, Code 39\/93\/128, Codabar, etc.\u003c\/li\u003e\n\u003cli\u003e2D Codes: QR, Data Matrix, PDF417, Aztec, Hanxin\u003c\/li\u003e\n\u003cli\u003eReading Distance:\u003cbr\u003e30-150mm (high contrast)\u003cbr\u003e50-120mm (low contrast\/screens)\u003c\/li\u003e\n\u003cli\u003eScanning Angles:\u003cbr\u003e360° horizontal\u003cbr\u003e±55° pitch\/skew\u003c\/li\u003e\n\u003cli\u003eField of View: 60°(H)×46°(V)\u003c\/li\u003e\n\u003cli\u003eInterfaces: TTL-232 (RS232 compatible), USB 2.0 (Micro-B)\u003c\/li\u003e\n\u003cli\u003ePower: ≤100mA @5V DC\u003c\/li\u003e\n\u003cli\u003eLight Tolerance: 0 - 100,000 Lux\u003c\/li\u003e\n\u003cli\u003eData Encoding: GBK \/ UTF-8 \/ Unicode\u003c\/li\u003e\n\u003cli\u003eKeyboard Layouts: Multi-language (including Chinese)\u003c\/li\u003e\n\u003cli\u003eTemperature:\u003cbr\u003eOperation: -20°C to +50°C\u003cbr\u003eStorage: -40°C to +70°C\u003c\/li\u003e\n\u003cli\u003eHumidity: 5-95% non-condensing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eShipping List\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGM73 Barcode \u0026amp; QR Code Scanning Module x1\u003c\/li\u003e\n\u003cli\u003eUSB Cable x1\u003c\/li\u003e\n\u003cli\u003eTTL Adapter x1\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":67585467121741,"sku":"E37023-001","price":52.87,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/0641\/5437\/files\/E37023-win1.jpg?v=1791414232","url":"https:\/\/www.mlab.com.au\/products\/gm73-barcode-qr-code-scanning-module","provider":"MLAB","version":"1.0","type":"link"}