Sf_Crv_Wlprom Pts; Sf_Crv_Wfl-Ack - HP Vectra Technical Reference Manual

This subfunction issues a prompt command to a device on the HP-HIL link. The prompt command
is either specific (prompt number 1 - 7) or generic (a prompt number other than 1 - 7).
On Entry: AH
=
F_IO_CONTROL (04H)
AL
=
SF_CRV_WLPROMPTS (08H)
BX
=
Device address indicator
Bit
OFH-OEH
ODH
OCH
OBH-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
DL
=
Prompt number
BP
=
V_HPHIL (0114H)
On Exit: AH
=
Return Status Code
Registers Altered: AX, BP, DS
This subfunction issues an acknowledge command to a device on the HP-HIL link. The
acknowledge command is either specific (acknowledge number 1 - 7) or generic (an
acknowledge number other than 1 - 7).
On Entry: AH
=
F_10_CONTROL (04H)
AL
=
SF_CRV_WR.-ACK (OAH)
BX
=
Device address indicator
Bit
OFH-OEH
ODH
OCH
OBH-OOH
112 Input System and HP-HIL
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