On March 10, 2015, Datongda Holdings, a leading electronic component distributor dedicated to the Asia-Pacific market, announced that its company has launched a series of terminal solutions for smart home security, including webcam monitoring. Solutions, electronic door lock solutions, smart sensor solutions, smart socket solutions, toxic gas detection programs, etc. These solutions introduced by the company are mainly based on NXP and ADI devices.
The smart home security system is a comprehensive application of sensing technology, radio technology, fuzzy control technology and other technologies. It uses modern broadband information network and radio network platform to control home appliances, home environment control, home monitoring and monitoring, and home security. The intelligent system products, which are composed of prevention and family information exchange, are new products with strong technical and forward-looking products. The company's smart home security system, timely launch terminal solutions, including NXP ASC8848/50A IP Camera network camera monitoring solution, NXP PN512 E-Lock electronic door lock solution, NXP JN5168 ZigBee smart sensor solution and smart socket solution , as well as the ADI ADuCM360 toxic gas detection program.
United Nations Sprint NXP ASC8848/50A IP Camera webcam monitoring solution
Figure 1 - Large United Nations Sprint NXP ASC8848/50A IP Camera webcam monitoring solution block diagram
Functional description
· CMOS image sensor collects optical image signals and converts them into electrical signals;
· ISP image signal processor performs post-3D noise reduction, wide dynamic, strong light suppression, backlight compensation, digital image stabilization and other images on the signal;
· H.264 standard video coding compression processing;
· Encrypted network transmission of compressed data through a Gigabit Ethernet interface;
· Supports standard I2S audio codec and 24-bit video output.
Program characteristics
· The processor uses the ARM926EJ RISC architecture;
· Video coding adopts H.264 High Profile encoding, which can process 720P@30fps, 1080P@65fps, 4K resolution video;
· Support 12M sensor;
· Advanced ISP, 3D noise reduction, edge enhancement, motion self-adjustment de-interlacer, etc.
· Support D1@30fps sub-stream, support MJPEG 1090p@45fps auxiliary stream;
· Support for Region of Interest (ROI) and SVC-T encoding;
· Support intelligent video analysis, motion detection of 16 independent windows, boundary control, virtual fences, etc.
Figure 2 - Photo of the NXP ASC8848/50A IP Camera webcam monitoring program
United Nations University of China World Peace NXP PN512 E-Lock electronic door lock solution
Figure 3 - Block diagram of the NXP PN512 E-Lock electronic door lock solution
Functional description
· NFC communication: The NFC reader function is implemented using PN512, and the Type A card is read;
· Drive motor unlock: unlock the DC brushless motor with DRV8837;
· Working status indication: the working status is indicated by LED, green indicates that the card reading is successful and unlocked, and the red card reading information is incorrect;
· Battery powered: powered by four batteries;
· Low power consumption: The LPC11U37 control system intermittently scans whether there is a card close to achieve low system power consumption.
Important feature
· NXP LPC11U37 ARM Cortex-M0 processor, clocked at up to 50 MHZ;
· NXP PN512 transmission frequency 13.56 MHz card reader chip, the transmission rate is up to 424 kbit / s;
· TI TPS7333 1.8A maximum drive current, low voltage H-bridge motor driver.
Figure 4 - Photo of the NXP PN512 E-Lock electronic door lock scheme
United Nations University of China World Peace NXP JN5168 ZigBee smart sensor solution
Figure 5 - Large United Nations Sprint NXP JN5168 ZigBee smart sensor solution block diagram
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