UR7HCTS2-P840-FG Semtech Corporation, UR7HCTS2-P840-FG Datasheet - Page 9

• Manufacturer Part Number: UR7HCTS2-P840-FG
• Description: High-Performance/ Low Power PS/2 Touch Screen Controller/Digitizer
• Manufacturer: Semtech Corporation

The ScreenCoder
each mode are specified
To enable the ScreenCoder
to operate in an absolute
positioning mode, a ScreenCoder
PS2 driver, or a driver compliant to
the Semtech’s Extended PS/2
protocol, must be installed.
ScreenCoder
available for use under Windows
95, Windows 98, Windows Me, and
Windows NT. Other operating
systems are also supported;
please call Semtech for details.
For Commands and Data Report
organization, please refer to the
Semtech Extended PS/2 Protocol
with Absolute Positioning Mode
Support document.
Copyright ©1999-2001 Semtech Corporation
DOC7-TS2-P840-DS-106
SCREENCODER
ABSOLUTE POSITIONING MODE
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PS2 drivers are
TM
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PS2 ABSOLUTE AND RELATIVE POSITIONING MODES OF OPERATION
PS2 supports both absolute and relative positioning modes. Details on how to use the IC in
below.cri
TM
PS2
TM
In relative positioning mode, the ScreenCoder
mouse, using a standard system mouse driver.
Button functionality can be achieved as follows: actual switches will act as
left and right buttons, or a tap on the screen will act as a left-button click.
By tapping on the touchscreen, the user can invoke click, double-click, and
click-and-drag functions.
To click, lightly and quickly tap the surface of the touchscreen once.
To double click, rapidly tap on the touchscreen twice.
To click and drag, double-tap rapidly and hold your finger down on the
second tap, then glide to move.
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RELATIVE POSITIONING MODE
www.semtech.com
TM
PS2 operates like a normal