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FTDI Android界面解决方案
Towards the End of the 90年代,新的计划,旨在创建一个连接的计算设备连接标准。本标准是通用串行总线(USB)。Just as the name implies,USB已成为事实上的标准among the计算的器件。the USB主机对设备严格规范定义的安排。It also allows a given to connect to mulTIple外围设备通过一个或更多的USB集线器。in all cases,the host PC最终控制所有的外围设备。我们把许多外围设备如数码相机中,生物传感器,and Devices,打印机。侦察with all of these,the control of the is left to the USB主机PC。在2007年,Google开放手机联盟,along with the introduced the Android操作系统众多,这是基于Linux的操作系统。about a year later,the first商业available with an ARM CPU运行iPhone OS was introduced。通过这个平台,你过去的几年产生and is now the part of手机,平板电脑,和许多其他的嵌入式应用上有1所。
ftdi offers the following three disTInct opTIons to connect via USB to the Android platforms.
UTIlizing the Android Open Accessory mode on the Android platform
Utilizing the Android‘s USB host capabilities with FTDI’s Android Java driver
Utilizing the Android‘s USB host capabilities with FTDI’s legacy drivers
Each of these options contain benefits and disadvantages and there are three main factors to consider when deciding which interface option to use. Does the Android platform support USB host or device? Will the Android platform or the peripheral provide the USB power? Which version of Android is the platform using?