WM8860 Datasheet, PDF (74/184 Pages) Wolfson Microelectronics plc – Multi-Channel High Definition Audio CODEC

WM8860
Verb ID
Get
F15h
Set
715h
GPIO DATA VERB
Payload [7:0]
00h
Bits [7:0] in the table below
Response[31:0]
Bits [31:0] in the table below
00000000h
Pre-Production
Bit
[31:2]
[1]
[0]
Bitfield Name
Rsvd
Data[1]
Data[0]
RW
Default Description
R 00000000h Reserved
RW
0
Sets and returns data associated with the GPIO2 pin
RW
0
Sets and returns data associated with the GPIO1 pin
GPIO ENABLE MASK VERB
Verb ID
Get
F16h
Set
716h
Payload [7:0]
00h
Bits [7:0] in the table below
Response[31:0]
Bits [31:0] in the table below
00000000h
Bit
[31:2]
[1]
[0]
Bitfield Name
Rsvd
Enable[1]
Enable[0]
RW
Default Description
R 00000000h Reserved
RW
0
0 = GPIO2 pin disabled (Hi-Z)
1 = GPIO2 pin enabled
RW
0
0 = GPIO1 pin disabled (Hi-Z)
1 = GPIO1 pin enabled
GPIO DIRECTION VERB
Verb ID
Get
F17h
Set
717h
Payload [7:0]
00h
Bits [7:0] in the table below
Response[31:0]
Bits [31:0] in the table below
00000000h
Bit
[31:2]
[1]
[0]
Bitfield Name
Rsvd
Control[1]
Control[0]
RW
Default Description
R 00000000h Reserved
RW
0
0 = GPIO2 pin is an input
1 = GPIO2 pin is an output
RW
0
0 = GPIO1 pin is an input
1 = GPIO1 pin is an output
GPIO WAKE ENABLE MASK VERB
Verb ID
Get
F18h
Set
718h
Payload [7:0]
00h
Bits [7:0] in the table below
Response[31:0]
Bits [31:0] in the table below
00000000h
Bit
[31:2]
[1]
Bitfield Name
Rsvd
Wake[1]
RW
Default Description
R 00000000h Reserved
RW
0
0 = GPIO2 wake disabled
1 = GPIO2 wake enabled
[0]
Wake[0]
Note: Applies only if GPIO2 is configured as an input
RW
0
0 = GPIO1 wake disabled
1 = GPIO1 wake enabled
Note: Applies only if GPIO1 is configured as an input
w
PP, April 2011, Rev 3.2
74