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WM8944BECS/R 数据表(PDF) 116 Page - Cirrus Logic

部件名 WM8944BECS/R
功能描述  Mono Low-Power CODEC with Video Buffer
PDF  165 Pages
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制造商  CIRRUS [Cirrus Logic]
网页  http://www.cirrus.com
标志 CIRRUS - Cirrus Logic

WM8944BECS/R 数据表(HTML) 116 Page - Cirrus Logic

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WM8944B
116
Rev 4.3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
is Read.
12
GP1_INT
0
GPIO1 Interrupt status (Read only)
0 = GPIO1 interrupt not set
1 = GPIO1 interrupt set
This bit is latched when set; it is cleared when the register
is Read.
0
LDO_UV_INT
0
LDO Undervoltage Interrupt (Read only)
0 = LDO Undervoltage interrupt not set
1 = LDO Undervoltage interrupt set
This bit is latched when set; it is cleared when the register
is Read.
Register 10h System Interrupts
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R17 (11h)
Status Flags
(Read only)
15
TEMP_STS
0
Thermal Sensor status (Read only)
0 = Normal
1 = Overtemperature
0
LDO_UV_STS
0
LDO Undervoltage status (Read only)
0 = Normal
1 = Undervoltage
Register 11h Status Flags
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
13
IM_GP2_INT
0
Interrupt mask for GPIO2
0 = Not masked
1 = Masked
12
IM_GP1_INT
0
Interrupt mask for GPIO1
0 = Not masked
1 = Masked
0
IM_LDO_UV_
INT
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)
2
SPI_OD
0
Selects CMOS or Open-Drain output (in 3-wire mode only)



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