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5.1
RS232 Communication Interface
The uSign has a communication cable with a DB25 (100 Model) or DB-9 (200 Model)
connector that fits the computer serial (RS232) COM port connection. See the
Specifications, Interface Section for COM port settings.
Connect the RS232 connector to the PC and insure it is fully seated into the connector.
Connect the power adaptor output to the power input socket on the back of the DB
connector shell. Connect the power adaptor to the AC line power outlet.
5.2
USB Communication Interface
The USB interface is a HID Class. The USB communication uses the Windows OS
installed HID driver. uSign receives power form the Host USB connection.
Connect the USB connector to the PC and insure it is fully seated into the jack. If the
LEDs do not light, check the connections and the availability of power from the Host.
6.0
Specifications
6.1
Power requirement
Voltage
Current
RS232 Power
USB Power
6.2
Physical housing uSign 300
Overall size
Display
6.3
LCD screen & Resistive touch pad
Touchpad
Sampling Rate
Touchpad Resolution
Display Resolution
Copyright © 2012, International Technologies & Systems Corp. All rights reserved.
uSign 300 User Manual
5VDC
150mA typical
AC adapter, center positive adaptor plug output
Host USB port
129mm wide (5.1 in)
146mm length (5.75 in)
40mm thick including back plate (1.57 in)
3.5-inch diagonal signature area
Resistive, transparent, pressure-sensitive screen
Up to 118 samples per second
Up to 1024 dpi
LCD Resolution: 320 x 240 dots
Page 8 of 10
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