wm8400 Wolfson Microelectronics plc, wm8400 Datasheet - Page 172

• Manufacturer Part Number: wm8400
• Description: Wolfson Audioplustm Hi-fi Audio Codec And Power Management Unit For Mobile Multimedia
• Manufacturer: Wolfson Microelectronics plc

WM8400
w
R22 (16h)
GPI7 and
GPI8
R23 (17h)
GPIO Control
(2)
REGISTER
ADDRESS
15:12
11
10
9
8
7
6
5
4
3
2
1
0
15:13
12
11
10
9
8
BIT
TEMPOK_IRQ_ENA
MIC1SHRT_IRQ_E
NA
MIC1DET_IRQ_EN
A
FLL_LCK_IRQ_ENA
GPI8_DEB_ENA
GPI8_IRQ_ENA
GPI8_ENA
GPI7_DEB_ENA
GPI7_IRQ_ENA
GPI7_ENA
IRQ_INV
(rw)
TEMPOK_POL
(rw)
MIC1SHRT_POL
(rw)
MIC1DET_POL
(rw)
FLL_LCK_POL
(rw)
LABEL
1000b
0b
0b
0b
0b
0b
0b
0b
0b
0b
0b
0b
0b
0000b
0b
1b
0b
0b
0b
DEFAULT
Reserved - Do Not Change
Temperature Sensor CODEC IRQ Enable
0 = disabled
1 = enabled
MICBIAS short circuit detect CODEC IRQ Enable
0 = disabled
1 = enabled
MICBIAS current detect CODEC IRQ Enable
0 = disabled
1 = enabled
FLL Lock CODEC IRQ Enable
0 = disabled
1 = enabled
GPI8 Input De-Bounce
0 = disabled (Not de-bounced)
1 = enabled (Requires MCLK input and TOCLK_ENA=1)
GPI8 IRQ Enable
0 = disabled
1 = enabled (GPI8 input will generate IRQ)
Reserved - Do Not Change
GPI8 Input Pin Enable
0 = RIN3/GPI8 pin disabled as GPI8 input
1 = RIN3/GPI8 pin enabled as GPI8 input
GPI7 Input De-Bounce
0 = disabled (Not de-bounced)
1 = enabled (Requires MCLK input and TOCLK_ENA=1)
GPI7 IRQ Enable
0 = disabled
1 = enabled (GPI7 input will generate IRQ)
Reserved - Do Not Change
GPI7 Input Pin Enable
0 = LIN3/GPI7 pin disabled as GPI7 input
1 = LIN3/GPI7 pin enabled as GPI7 input
Reserved - Do Not Change
IRQ Invert
0 = IRQ output active high
1 = IRQ output active low
Temperature Sensor polarity
0 = Non-inverted
1 = Inverted
MICBIAS short circuit detect polarity
0 = Non-inverted
1 = Inverted
MICBIAS current detect polarity
0 = Non-inverted
1 = Inverted
FLL Lock Polarity
0 = Non-inverted
1 = Inverted
DESCRIPTION
PP, April 2009, Rev 3.0
Pre-Production
172