arm平台，通过按键控制led灯亮灭驱动程序-arm platform, through key control led lights off driver

Eclipse EAT SIm800H note: 1.please follow the user guide:SIMCom_SIM800H_EAT_RVCT_Installation_User Manual_V1.01.pdf which is in foler environment_RVCT to install the environment of sim800H EAT. 2.please install the usb driver before you upgrading

一键驱动安装，可以轻松帮您安装最新的驱动软件，方便装机，驱动更新(One key driver installation, can easily help you install the latest driver software, easy to install, drive updates)