HP dx7300 Technical Reference Manual page 109

Audio Control
The audio subsystem is controlled through a set of verb commands listed in Table 5-23.
Verb
Get Parameter
Get Connection Select
Set Connection Select
Get Connection List
Get Processing State
Set Processing State
Get Coefficient Index
Set Coefficient Index
Get Processing
Coefficient
Set Processing
Coefficient
Get Amplifier Gain
Set Amplifier Gain
Get Converter Format
Set Converter Format
Get Power State
NOTE:
Refer to vendor data sheet for more information.
Get Converter Format
Technical Reference Guide
Table 5-23.
HD Audio Codec Commands
Value Verb
F00h Set Power State
F01h Get Conv. Stream Ch.
701h Set Conv. Stream Ch.
F02h Get Pin Widget Cntrl.
F03h Set Pin Widget Cntrl.
703h Get Unsol. Resp. Cntrl.
00Dh Set Unsol. Resp. Cntrl.
005h Get Pin Sense
00Ch Execute Pin Sense
004h Get Default Config.
00Bh Set Default Config.
003h Get Beep Generator
00Ah Set Beep Generator
002h Get GPIO Data
F05h Set GPIO Data
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Input/Output Interfaces
Value Verb
705h Get GPIO Enable Mask
F06h Set GPIO Enable Mask
706h Get GPIO Direction
F07h Set GPIO Direction
707h Get GPIO Unsol. Resp.
En. Mask
F08h Set GPIO Unsol. Resp. En.
Mask
708h Function Reset
F09h Get Digital Converter
Control
709h Set Digital Conv. Cntrl. 1
F1Ch Set Digital Conv. Cntrl. 2
71C-71F Get EAPD Enable
h
F0Ah Set EAPD Enable
70Ah Get Volume Knob Widget
F15h Set Volume Knob Widget
715h --
Value
F16h
716h
F17h
717h
F19h
719h
7FFh
F0Dh
70Dh
70Eh
F0Ch
70Ch
FOFh
70Fh
--
5-31