WM8990ECS/RV Wolfson Microelectronics, WM8990ECS/RV Datasheet - Page 152

• Manufacturer Part Number: WM8990ECS/RV
• Description: Audio CODECs Stereo CODEC w.Class AB/D speaker driver
• Manufacturer: Wolfson Microelectronics

Specifications of WM8990ECS/RV

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8990
w
R23 (17h)
GPIO Control
(2)
R24 (18h)
REGISTER
ADDRESS
9
8
7
6
5
4
3
2
1
0
15:13
12
11
10
9
8
7:0
15:9
BIT
MICDET_IRQ_ENA
PLL_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)
MICSHRT_POL
(rw)
MICDET_POL
(rw)
PLL_LCK_POL
(rw)
GPIO_POL[7:0]
(rw)
LABEL
0b
0b
0b
0b
0b
0b
0b
0b
0b
0b
0000b
0b
1b
0b
0b
0b
00h
00h
DEFAULT
MICBIAS current detect IRQ Enable
0 = disabled
1 = enabled
PLL Lock 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
PLL Lock Polarity
0 = Non-inverted
1 = Inverted
GPIOn Input Polarity
0 = Non-inverted
1 = Inverted
GPIO_POL[7]: GPI8 polarity
GPIO_POL[6]: GPI7 polarity
GPIO_POL[5]: Reserved
GPIO_POL[4]: GPIO5 polarity
GPIO_POL[3]: GPIO4 polarity
GPIO_POL[2]: GPIO3 polarity
GPIO_POL[1]: Reserved
GPIO_POL[0]: GPIO1 polarity
Reserved - Do Not Change
DESCRIPTION
PD, March 2009, Rev 4.0
Production Data
152