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Description of the interfaces
CX51x0
18
Version: 1.9
5
Description of the interfaces
5.1
USB (X100, X101, X102, X103)
Fig. 4: USB interfaces (X100, X101, X102, X103).
The Embedded PC has four independent USB interfaces for connecting keyboards, mice, touchscreens and
other input or data storage devices.
Fig. 5: USB interface, pin numbering.
Note the power consumption of the individual devices. Each interface is limited to 500 mA. The USB
interface is of type A and corresponds to the USB 2.0 specification.
Table 6: USB interfaces (X100, X101, X102, X103), pin assignment.
Pin
Assignment
Typical assignment
1
VBUS
Red
2
D-
White
3
D+
Green
4
GND
Black
Shell
Shield
Drain Wire
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