
NT-212N 2D Barcode Scanner Module
Product Description The NT-E52 is a barcode scanning engine developed by NETUM for embedded applications. It is capable of reading a wide range of mainstream 1D and 2D barcodes, simplifying the design process for barcode-enabled products and providing a cost-effective scanning solution. The module uses a high-brightness LED for auxiliary illumination during exposure, enabling quick barcode decoding even in complete darkness. Its compact design allows for seamless integration into a variety of devices for barcode scanning purposes. The integrated core components ensure optimal performance, reliability, and stability while minimizing the risk of malfunctions. Product Features Core Technology Proprietary decoding technology allows fast and accurate reading of both 1D and 2D barcodes. Scanning Performance Efficiently scans printed, paper, and screen barcodes. Performs well even with worn, wrinkled, or damaged barcodes. Compact Design Highly integrated design combines the image sensor and decoder board, making it adaptable for various product integrations. Multiple Interface Options Offers USB and TTL-232 interfaces to meet diverse connectivity needs. Specifications Scanning Performance Sensor: 640 × 480 CMOS Illumination: White LED Aiming: Red LED Supported Barcode Types: 2D: QR Code, Micro QR, Data Matrix, PDF417, Micro PDF417, Aztec, Maxicode, Han Xin Code, Dotcode, Composite 1D: Code 128 (ISBT 128, AIM 128, GS1 128), EAN-13, EAN-8, UPC-E, UPC-A, ISBN, ISSN, Code 11, Interleaved 2 of 5, Code 39, Code 93, Code 32, Codabar, Matrix 2 of 5, Industrial 25, IATA 25, MSI Plessey, GS1 DataBar, Plessey, Febraban, Composite Minimum Resolution: ≥3mil Depth of Field: EAN-13: 50mm–330mm (13mil, 13 characters) Code 39: 50mm–120mm (5mil, 7 characters) Code 128: 50mm–340mm (13mil, 10 characters) QR Code: 30mm–250mm (15mil, 30 characters) Data Matrix: 40mm–145mm (10mil, 100 characters) PDF417: 55mm–140mm (6.67mil, 30 characters) Contrast Ratio: ≥10% Scanning Angles: Rotation: 360° Pitch: ±55° Skew: ±55° Field of View: Horizontal: 43° Vertical: 32° Mechanical and Electrical Parameters Communication Interfaces: TTL serial, USB (HID-KBW or Virtual COM Port) Dimensions: 21.5mm × 8.5mm × 7.1mm Operating Voltage: DC 3.3V Operating Current: 140mA Standby Current: 11mA (USB) / 22mA (UART) Environmental Parameters Operating Temperature: -20°C to +55°C Storage Temperature: -40°C to +70°C Operating Humidity: 5% to 95% (non-condensing) Ambient Light Resistance: 0–100,000 lux Accessories Development Board: Includes trigger button and buzzer, supports RS-232 and USB output. Cables: USB data cable for connecting the development board to the host. RS232 data cable for connecting the development board to the host. Power Adapter: 5V adapter for powering the development board via RS232 cable.