HP Vectra Technical Reference Manual page 174

F_ISR
(AH
=
OOH)
This function verifies the Data Type, updates the keyboard state variable, and returns.
On Entry: AH
=
F_ISR (OOH)
BH
=
Keyboard state (only if state bit set in type)
BL
=
Scancode
DH
=
Scancode type (T_KC_QWERTY
=
OEH)
DL
=
Source vector address / 6
BP
=
V_QWERTY (0036H)
On Exit: AH
=
Return Status Code
BH
=
New keyboard state (only if state bit set type)
DH
=
New scancode type (T _KC_IBM_PC
=
OAH)
Registers Altered: AX, BH, DH, BP, DS
SF_VERSION_DESC (AX
=
0206H)
This subfunction returns the release date code and a double word pointer to the current version
number. The date code consists of two BCD coded bytes containing the year and week of
release. The BL register contains the number of years since 1960 and the BH register contains the
week of the year.
On Entry: AH
=
F_SYSTEM (02H)
AL
=
SF_ VERSION_DESC (06H)
BP
=
V_QWERTY (0036H)
On Exit: AH
=
Return Status Code
BX
=
Release date code
CX
=
Number of bytes in current version number
ES:DI
=
Pointer to the current version number
Registers Altered: AX, BX, CX, DI, ES, BP, DS
5.3.4.3 V_FUNCTION (BP
=
0042H)
This service verifies the Data Type, sets a new Data Type and returns.
Keyboard 165