HP Vectra Technical Reference Manual page 73

4.2.3.1 V_LTOUCH Driver
(BP
=
OOC6H)
This section contains a detailed description of the touch screen driver. Table 4.6 contains a
function code summary.
Table 4.6
Touch Screen Driver Function Code Summary
Vector
Func. Function
Address Value Equate Definition
00C6H
V_LTOUCH Application interface to Touch Screen
00C6H 00
F_ISR
Logical Interrupt
00C6H 02
F_SYSTEM System functions
00C6H
02/00
SF_INIT Initialize the driver data area
00C6H 02/02
SF_START
Start driver
00C6H
02/04
sF_REPORT_sTATE Report state of device
00C6H 02/06
SF_VERSION_DESC
Report driver version number
00C6H
02/08
SF_DEF-ADR Set default logical scaling attributes
00C6H
02/0A
SF_GET-ADR Get scaling attributes
00C6H
02/0C
SF_SET-ATTR Set scaling attributes
00C6H 04
F_IO_CONTROL
1/0
Control functions
00C6H 04/00
SF_LOCK Unsupported
00C6H
04/02
SF_UNLOCK Unsupported
00C6H
04/04
SF_TRACLON Turn cursor track on
00C6H
04/06
SF_TRACLOFF
Turn cursor track off
00C6H 04/08
SF_CREATE_EVENT Establish a new routine to be called on
logical device events
00C6H 04/0A
SF_EVENT_ON Enable event call to parent driver
00C6H 04/0C
SF_EVENT_OFF Disable event call to parent driver
00C6H 04/0E
SF_CLIPPING_ON Enable logical device clipping
00C6H 04/10
SF_CLIPPING_OFF Disable logical device clipping
00C6H 06
F_SAMPLE Report absolute position of GID
64 Input System and HP-HIL