The invention relates to a multiprocessor distributed duplex screen instrument. The instrument comprises a shell, and a PCB, an instrument screen and a navigation screen which are arranged in the shell, the instrument screen and the navigation screen are arranged in the shell, the instrument screen and the navigation screen are connected with the PCB through cables, the PCB is provided with a first MCU, a second MCU and an SOC processor, the first MCU is connected with the instrument screen, the first MCU is connected with the SOC processor through an SPI bus, the SOC processor is connected with the instrument screen through an LVDS signal line, the second MCU is connected with the navigation screen, the first MCU and the second MCU are interconnected through a UART bus, the first MCU isconnected with a whole vehicle CAN network system of a vehicle through a CAN bus, and the SOC processor and the navigation screen are connected with a host of a central control entertainment system ofthe vehicle. The instrument product is integrated in structure and display interface, all instruments and vehicle body information can be displayed in the instrument screen at the same time, displayinformation of the central control entertainment system can be synchronously displayed in the navigation screen, and the function of integrated display of the instruments and the central control entertainment information is achieved.
本发明涉及一种多处理器分布式双联屏仪表,包括壳体及设于壳体中的PCB线路板、仪表屏、导航屏,仪表屏和导航屏安装在壳体中,仪表屏和导航屏均通过线缆连接PCB线路板,PCB线路板上设有第一MCU、第二MCU、SOC处理器,第一MCU连接仪表屏,第一MCU通过SPI总线连接SOC处理器,SOC处理器通过LVDS信号线连接仪表屏,第二MCU连接导航屏,第一MCU和第二MCU之间通过UART总线进行互联,第一MCU通过CAN总线连接车辆的整车CAN网络系统,SOC处理器和导航屏连接车辆的中控娱乐系统的主机。该仪表产品结构一体化以及显示界面一体化,能够同时在仪表屏中显示所有仪表和车身信息以及在导航屏中同步显示中控娱乐系统的显示信息,实现了仪表与中控娱乐信息一体化显示的功能。
Multiprocessor distributed duplex screen instrument
多处理器分布式双联屏仪表
2020-04-10
Patent
Electronic Resource
Chinese
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
Instrument screen device, vehicle and method for adjusting instrument screen
European Patent Office | 2022
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