摘要 |
An expansion module of a personal digital assistant is described. The expansion module provides an easy expansion environment and interface for the personal digital assistant. The expansion module has a connecting interface, a network device, a storage device, a power module, and an input/output interface. The connecting interface transmits information between the personal digital assistant and the expansion module. The network device provides a network connecting environment. The storage device provides a larger storage capacity for the personal digital assistant. The power cord provides an external power source and recharge function. The input/output interface connects more external devices. The expansion module further has a monitor, a keyboard, and a mouse so that the personal digital assistant inserted in the expansion module is like a personal computer. The expansion module further has a processor to control the expansion module and transform data to fit each input/output interface requirement.
|