HP Vectra Technical Reference Manual page 124

On Exit: AH
=
Return Status Code
ES:SI
=
Pointer to buffer area
CX
=
Number of bytes in buffer
Registers Altered: AX, CX, BP, DS
This subfunction issues a send status command to a specified HP-HIL device. The returned status
information ranges from 1 to 15 bytes in length. A pointer to a 15 byte buffer must be passed to
the subfunction. This subfunction will only operate if the HP-HIL driver is in the open state.
On Entry: AH
=
F_IO_CONTROL (04H)
AL
=
SF_CRV_REPORT_STATUS (12H)
BX
=
Device address indicator
Bit
OFH-OEH
ODH
OCH
OSH-OOH
Value Definition
Reserved
1 Valid address is present in DH.
o
Reserved for future enhancement, currently returns
RS_FAIL.
Valid register is present in DL.
Reserved
DH
=
HP-HIL device address (major address)
SP
=
V_HPHIL (0114H)
ES:SI
=
Pointer to a buffer area
On Exit: AH
=
Return Status Code
ES:SI
=
Pointer to buffer area
CX
=
Number of bytes in buffer
Registers Altered: AX, CX, BP, DS
This subfunction issues a report name command to a specified HP-HIL device. The returned name
information ranges from 1 to 15 bytes in length. A pointer to a 15 byte buffer must be passed to
the subfunction. This subfunction will only operate if the HP-HIL driver is in the open state.
Input System and HP-HIL 115