wireless data collection system openwrt QCA9887 atheros 5ghz usb wifi module
The GS-PQD10 is a complete,small 802.11a/n/ac Wi-Fi Solution optimized for low-cost, and highly integrated AP and consumer electronic devices,the module integrates all Wi-Fi functionality in a package friendly to low-cost PCB design, requiring only a 5V power supply . The module based on the QCA9887 which integrates a multi-protocol MAC, PHY, analog-to-digital/ digital-to-analog converters (ADC/DAC), 1x1 radio transceivers, and PCI Express interface in an all-CMOS device for lowpower consumption and small form-factor applications.It supports 802.11n up to 72.2 Mbps for 20-MHz and 150 Mbps for 40-MHz channel operations, and IEEE 802.11a data rates. Applications Stage
● Smart home network equipment ● Wireless WIFI device, unmanned aerial vehicle ● Dual band Router, Industry Controller and so on
◆ CPU: QCA9887 ◆ EEPROM:32Kbit ◆ Wireless speed: 72.2 Mbps for 20-MHz and 150 Mbps for 40-MHz （802.11n ） ◆ Power supply voltage: 5V ◆ GPIO:17 ◆ PCIE:1× PCIE ◆ Antenna:1×external antenna ◆ Supports 20/40/80 MHz at 5 GHz ◆ 1.2 V switching regulator ◆ Support for IEEE 802.11d, e, h, i, k, r, v time stamp, and w standards
3. HARDWARE OVERVIEW Block Diagram The general Hardware architecture is shown below Figure:
5. ELECTRICAL CHARACTERISTICS
6.REFERENCE DESIGN SCHEMATIC (1)Schematic diagram of interface
Packing & Delivery
Packing details:Plastic electrostatic prevention tray : 30pcs / tray. 900pcs / carton Delivery details:6 working days after payment
Shenzhen Gainstrong Technology Ltd. is a professional manufacturer for Network communication products ,including wifi Routers,wifi modules, Industial wifi equipment,smart home devices...and so on .The company was established on 2009 ,Our factory located in Shajing town ,Bao An District ,Shenzhen, China ,We are focus on ODM and OEM service to the customer all over the world with professional R&D team . Factory equipped with sophisticated manufacturing machines ,include 1 High-speed SMT production lines and 2 product-assembly lines, about 40 staff, Production capacity for wifi modules can be 2000pcs per day. With professional mind, we are trying to offer the customer the most competive price ,quick lead time for delivery, strict quality inspection and intimate customer servervice. To satisfy customer perfectly,we are managing the safety ability and the design which combines the sensibility and technique , as well as the advanced equipment.
We can flash customer firmware, ODM customer baseboard or redesign whole board, we can make sure device fit FCC,CE and so on. we can supply software design service.