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WM8946ECS/R Datasheet(PDF) 105 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) 105 Page - Wolfson Microelectronics plc

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Production Data
WM8946
w
PD, July 2012, Rev 4.3
105
SOFTWARE RESET AND DEVICE ID
The WM8946 can be reset by writing to Register R0. This is a read-only register, and the contents of
R0 will not be affected by writing to this Register.
The Device ID can be read back from Register R0. The Chip Revision ID can be read back from
Register 1, as described in Table 68.
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R0 (00h)
Software
Reset/Chip
ID 1
15:0
SW_RESET
[15:0]
6229h
Writing to this register resets all registers
to their default state.
Reading from this register will indicate
device family ID 6229h.
R1 (01h)
Revision
Number
3:0
CHIP_REV [3:0]
Reading from this register will indicate
the Revision ID.
Table 68 Chip Reset and ID



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