HP Vectra Technical Reference Manual page 70

Device Type ID Range Device Description
Absolute
80H-87H
Reserved
Positioners
BBH-BBH
Touchpad
BCH-BFH
Touch Screen
90H-97H
Graphics Tablet
98H-9FH
Reserved
Keyboard
OAOH-OBFH
Compressed Keyboard (91-93 keys)
OCOH-ODFH
Extended Keyboard (107-109 keys)
OEOH-OFFH
Standard Keyboard (85-87 keys)
LD-ABSJ
LD-ACCUMJ
LD-ACCUM_Y
Maximum count (in units of resolution) for the x-axis.
Maximum count (in units of resolution) for the y-axis.
X position data for devices which report absolute coordinates
(absolute devices).
Y position data for devices which report absolute coordinates.
Latest change in x position for devices which return coordinates
relative to the previous position (relative devices).
Latest change in y position for devices which return coordinates
relative to the previous position.
Accumulator used to sum partial movements when scaling from
the physical device space to the logical device space. The value
stored here represents a fraction of one logical unit for the x-axis.
Accumulator used to sum partial movements when scaling from
the physical device space to the logical device space. The value
stored here represents a fraction of one logical unit for the y-axis.
4.2.2.2 Logical ISR Event Records
A Logical ISR Event Record is not a data structure in the truest sense, but is a set of register
definitions for inter-driver communication of input events. These definitions apply not only to
Input System drivers but to application event drivers as well. Tables 4.3 and 4.4 define the
Logical ISR Event Records.
Input System and HP-HIL 61