Design of Multimedia English Online Teaching Platform under Wireless Network Communication Technology

Table 2

Basic parameters of the embedded host controller.

Name	Parameters
CPU	On-board Intel J1900 processor
Memory	One 204 pin DDR3L1600 MHZ SO-DIMM memory socket, maximum 8 G
Display	1 HDM interface, 1 VGA interface
Hard disk	1 SATA interface, 1 msata interface
Network	2 gigabit network ports
Extension	1 half height Mini pcle plug-in
COM	8 COM interfaces
USB	5 USB2 0 interface, 1 usb3 0 interface
GPIO	4-bit DI, 4-bit DO
Audio frequency	Line-in interface, line-out interface
Power support	DC 12V power input
Working temperature	−10°C to 70°C