WM8351CGEB/RV WOLFSON [Wolfson Microelectronics plc], WM8351CGEB/RV Datasheet - Page 276

• Manufacturer Part Number: WM8351CGEB/RV
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

WM8351
Register 8Dh GPIO Function Select 2
w
REGISTER
REGISTER
ADDRESS
ADDRESS
R142 (8Eh)
Function
Select 3
GPIO
15:12
BIT
BIT
11:8
3:0
7:4
GP11_FN[3:0]
GP10_FN[3:0]
GP4_FN[3:0]
GP9_FN[3:0]
LABEL
LABEL
DEFAULT
DEFAULT
0000
0000
0011
0001
0000
0000
0010
0010
0000
0000
0000
0011
0000
0001
0000
0000
GPIO4 alternate function:
Input:
0000 = GPIO
0001 = /MR
0010 = FLASH
0011 = Hibernate (level)
0100 = MASK
0101 = CHIP_RESET
Output:
0000 = GPIO
0001 = /MEMRST
0010 = ADA
0011 = FLASH_OUT
0100 = /VCC_FAULT
0101 = MICSHT
1010 = MICDET
Reset by state machine. Default held in metal mask.
GPIO11 alternate function:
Input:
0000 = GPIO
0010 = /WAKEUP
Output:
0000 = GPIO
0001 = ISINKD
0010 = LINE_GT_BATT
0011 = CH_IND
Reset by state machine. Default held in metal mask.
GPIO10 alternate function:
Input:
0000 = GPIO
0011 = PWR_OFF
Output:
0000 = GPIO
0001 = ISINKC
0010 = LINE_GT_BATT
0011 = CH_IND
Reset by state machine. Default held in metal mask.
GPIO9 alternate function:
Input:
0000 = GPIO
0001 = HEARTBEAT
0010 = MASK
0011 = PWR_OFF
0100 = HIBERNATE (Level)
Output:
0000 = GPIO
0001 = /VCC_FAULT
0010 = LINE_GT_BATT
DESCRIPTION
DESCRIPTION
PD, April 2012, Rev 4.5
REFER TO
REFER TO
Production Data
276