The free version comes with 4 profiles (Battery powered, low battery, A/C powered, USB powered), while the 99 cent pro version allows you to build you own.
免费版本内置4种配置文件（外接电源供电，USB供电，电池供电，电池电量低），而99美分的付费版本则允许用户自定义配置文件。
The bottom hardware driver is written by Lingyang chip microcomputer AL and the USB protocol & client layer application program written by Lingyang chip microcomputer C language.
它的底层硬件驱动程序用凌阳单片机汇编语言编写，USB协议和应用层程序用凌阳单片机C语言编写。
In this paper, the design and realization of universality of interactive system is emphasized, including the universality design scheme of system, universality design of USB hardware c...
着重介绍了交互系统的通用性设计与实现方法，包括系统的通用性设计方案，U SB硬件电路的通用性设计及相应的软件开发。
In this paper, the design and realization of universality of interactive system is emphasized, including the universality design scheme of system, universality design of USB hardware c...
着重介绍了交互系统的通用性设计与实现方法，包括系统的通用性设计方案，U SB硬件电路的通用性设计及相应的软件开发。
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