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WM1811A Datasheet(PDF) 217 Page - Wolfson Microelectronics plc

Part # WM1811A
Description  Multi-Channel Audio Hub CODEC for Smartphones
PDF  328 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM1811A Datasheet(HTML) 217 Page - Wolfson Microelectronics plc

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Production Data
WM1811A
w
PD, November 2013, Rev 4.1
217
SOFTWARE RESET AND DEVICE ID
The device ID can be read back from register R0. Writing to this register will reset the device.
The software reset causes all control registers to be reset to their default state.
The status of the WM1811A digital I/O pins following a software reset is described in Table 133.
The Customer ID and Device Revision can be read back from register R256.
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R0 (0000h)
Software
Reset
15:0
SW_RESET
[15:0]
1811h
Writing to this register resets all registers
to their default state.
Reading from this register will indicate
device ID 1811h.
R256
(0100h)
Chip
Revision
15:8
CUST_ID [7:0]
Customer ID
3:0
CHIP_REV [3:0]
Chip revision
Table 134 Chip Reset and ID



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