User manual

GHI Electronics,LLC Embedded Master User Manual
Supported Devices
USB Mass Storage (Thumb Drive, Hard Disk)
This standard USB class of devices, Mass Storage, includes media devices that can be
used to store data such as files/folders for later retrieval. This includes USB hard drives,
USB thumb drives and USB memory card readers. Other devices, like MP3 players and
digital cameras are usually based on this class. Basically, most device that will show as a
“drive” on the PC can be used with Embedded Master.
The Mass Storage class provides access to raw media data only. A file system is required
for accessing files. Embedded Master supports FAT file system to write/read files and
folders.
USB HID (Mouse, Keyboard, Joystick)
An HID device refers to Human Interface Device. This includes a wide variety of devices.
Embedded Master has direct support for Mice, Keyboards and Joysticks.
Also, this includes wireless HID devices. For example, a
wireless mouse comes with two parts. The wireless mouse and
one part that plugs in the USB port. As far as Embedded
Master is concerned, it is connected to a Mouse regardless if it
is wireless or not. Therefore using such devices is transparent
to Embedded Master.
Many other devices has emulation for HID. For example, most
Barcode readers emulate an HID keyboard. The data is sent as
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