阅读说明：本技术 数据处理系统 (Data processing system ) 是由 王纪会 刘宇 顾正明 王炳辉 钱进 谭贤成 任博 于 2017-10-16 设计创作，主要内容包括：一种数据处理系统(200),该数据处理系统(200)包括：通用串行总线USB设备(210)；通用处理器(220),该通用处理器(220)中设置有USB驱动(221)；专用处理器(230),该专用处理器(230)设置有第一驱动(231),该第一驱动(231)用于驱动该USB设备(210)和该专用处理器(230)之间的数据交互,能够有效地节省传输时延。(A data processing system (200), the data processing system (200) comprising: a Universal Serial Bus (USB) device (210); a general-purpose processor (220), wherein a USB driver (221) is arranged in the general-purpose processor (220); the special processor (230), the special processor (230) is provided with a first driver (231), the first driver (231) is used for driving data interaction between the USB device (210) and the special processor (230), and transmission delay can be effectively saved.)

A data processing system, characterized in that the data processing system comprises:

a Universal Serial Bus (USB) device;

a general purpose processor provided with a USB driver;

and the special processor is provided with a first driver, and the first driver is used for driving data interaction between the USB equipment and the special processor.

The data processing system of claim 1, wherein the USB device includes a USB interface for connecting an external device, the general purpose processor being configured to:

when the external equipment is inserted into the USB interface, acquiring the equipment type of the external equipment;

and if the equipment type of the external equipment is audio equipment, instructing the special processor to perform data interaction with the USB equipment.

The data processing system according to claim 1 or 2, wherein the USB device includes a first USB host controller, a second USB host controller, and a switching control module, the first USB host controller is connected to the dedicated processor, the second USB host controller is connected to the general-purpose processor, the switching control module controls any one of the first USB host controller and the second USB host controller, and transmission power consumption of the first USB host controller is lower than transmission power consumption of the second USB host controller.

The data processing system of claim 3, wherein the USB device includes a USB interface for connecting to an external device, and,

when the external device is pulled out of the USB interface, the switching control module controls the first USB host controller, or the switching control module controls the second USB host controller.

A data processing system according to any one of claims 1 to 4, wherein the dedicated processor is a Digital Signal Processing (DSP) processor.

The data processing system of any one of claims 1 to 5, wherein the USB device comprises a USB interface for connecting an external device, and the USB interface is a Type-C interface.

A terminal device, characterized in that it comprises a data processing system according to any one of claims 1 to 6.

A method for transmission processing is applied to a data processing system comprising a Universal Serial Bus (USB) device, a general-purpose processor and a special-purpose processor, wherein the USB device comprises a USB interface for connecting an external device, a USB driver is arranged in the general-purpose processor, a first driver is arranged in the special-purpose processor, and the first driver is used for driving data interaction between the USB device and the special-purpose processor, and the method comprises the following steps:

when the external equipment is inserted into the USB interface, the general processor acquires the equipment type of the external equipment;

and if the equipment type of the external equipment is audio equipment, the general processor instructs the special processor to perform data interaction with the USB equipment.