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WM8946ECS/R Datasheet(PDF) 125 Page - Wolfson Microelectronics plc

Part # WM8946ECS/R
Description  Stereo Low-Power CODEC with Video Buffer
PDF  175 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8946ECS/R Datasheet(HTML) 125 Page - Wolfson Microelectronics plc

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Production Data
WM8946
w
PD, July 2012, Rev 4.3
125
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R18 (12h)
IRQ Config
0
IM_IRQ
1
IRQ (GPIO output) Mask
0 = Normal
1 = IRQ output is masked
Register 12h IRQ Config
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R19 (13h)
System
Interrupts
Mask
15
IM_TEMP_INT
0
Interrupt mask for thermal status
0 = Not masked
1 = Masked
14
IM_GP4_INT
0
Interrupt mask for GPIO4
0 = Not masked
1 = Masked
13
IM_GP3_INT
0
Interrupt mask for GPIO3
0 = Not masked
1 = Masked
12
IM_GP2_INT
0
Interrupt mask for GPIO2
0 = Not masked
1 = Masked
11
IM_GP1_INT
0
Interrupt mask for GPIO1
0 = Not masked
1 = Masked
0
IM_LDO_UV_I
NT
0
Interrupt mask for LDO Undervoltage status
0 = Not masked
1 = Masked
Register 13h System Interrupts Mask
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R20 (14h)
Control
Interface
2
SPI_OD
0
SDOUT pin configuration
(applies to 3-wire and 4-wire mode only)0 = SDOUT
output is CMOS
1 = SDOUT output is open drain
1
SPI_4WIRE
1
SPI control mode select
0 = 3-wire using bidirectional SDA
1 = 4-wire using SDOUT
0
AUTO_INC
0
Enables address auto-increment
(applies to 2-wire / I2C mode only)
0 = Disabled
1 = Enabled
Register 14h Control Interface



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