RSB-4680 User Manual 21.1 IntroductionRSB-4680 is a RISC 3.5’’ single board computer (SBC) powered by a high-perfor-mance Rockchip RK3288 Cortex-A17 Quad 1.6 GHz processor which supports 4Kdisplay from HDMI. RSB-4680 also features Mini-PCIe, M.2 and SIM card slots forintegrating Wi-Fi, Bluetooth and 4G modules.The RSB-4680 offers rich I/O connectivity with 6 USB 2.0, 6 COM, 8 GPIOs. The sys-tem also supports dual display for LVDS, HDMI and VGA.RSB-4680 is not only the best hardware solution for industrial market, but also beflexible enough to be applied to variant applications such as Kiosk, Vending Machineand POS device related applications.1.2 Specifications1.2.1 Functional Specifications Processor:– ROCKCHIP ARM Cortex™-A17 high performance processor, Quad core upto 1.6 GHz– Supports OpenGL ES 1.1/2.0/3.0, OpenCL 1.1, DirectX 11– Video decoder: MPEG-1, MPEG-2, MPEG-4, H.263, H.264, AVS, VC-1, VP8,MVC, HEVC/H.265 decoder, 4k@60FPS– Video Encoder: H.264 (BP@level4.0, MP, HP@level4.0), MVC and VP8 System Memory Support:– DDR3L 1333 MHz– Capacity: On-board DDR3L 2GB Gigabit Ethernet:– Chipset: TI DP83867– 1 x 10/100/1000 Mbps Peripheral Interface:– 1 x Dual channel 18/24/30 bit LVDS– 1 x HDMI, 3840 x 2160– 1 x VGA, 1920 x 1200– 1 x USB OTG, 2 x USB Type A, and 3 x USB pin headers– 1 x Line Out– 1 x Mic In– 1 x Speaker out– 1 x Micro SD slot– 1 x 2 wires RS-232/debug port pin header, 1 x 4-wire RS-232/485 DB9 Con-nector, 4 x 4-wire RS-232 pin header– 1 x mini PCIe slot– 1 x M.2 slot– 1 x SIM slot– 1 x SPI– 1 x I2C– 8 x GPIO OS Support: RSB-4680 supports Android and Linux