Seeed Studio BeiQi Carrier Board Kit For RK1808/RK3399Pro is an interface debugging and testing carrier board that provides multiple interfaces for SoM board debugging and testing. This carrier board features 15 mux switches that control various high-speed buses connect to different connectors. The BeiQi carrier board also features a USB serial port chip FT232RL that helps with debugging. This carrier board utilizes the FSUSB30MUX chip to switch the USB buses. The RK3399Pro offers two debug UART, one for the NPU and another for the CPU. The BeiQi carrier board has one MIPI DSI and eDP connector defined by Rockchips, one Raspberry Pi 7" MIPI LCD connector and requires few high-speed switch chips. This carrier board uses hd3ss3212 to switch the MIPI bus.
