W681307DG Datasheet, PDF (28/160 Pages) Winbond – USB1.1 CODEC Microprocessor Control Unit with 32KB Mask ROM and 4KB RAM.

W681307
7.3.3
Address
0x1450
0x1451
0x1452
0x1453
0x1454
0x1455
0x1456
0x1457
0x1458
0x1459
0x145A
0x145B
0x145C
0x145D
0x145E
0x145F
Interface Logic Registers Overview
Name
KeyIoDR
KeyIoDC
KeyIoIpR
KeyIoIpC
KeyIoOpR
KeyIoOpC
KeyIoMskR
KeyIoMskC
KeyLocation
KeyPadSize
Watch Dog Control
Timer 1ms Control1
Timer Control
1S Counter
Watch Dog Kick
1mS Counter
Mode
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R
Value At
Reset
0x1F
0x1F
Undefined
Undefined
Undefined
Undefined
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
Function
- Row Keys IO Port Direction Control &
Wake up enable
Col Keys IO Port Direction Control
Row Keys IO Port Input Data Register
Col Keys IO Port Input Data Register
Row Keys IO Port Output Data Register
Col Keys IO Port Output Data Register
Row keys IO Port Control Register for Mask
Col keys IO Port Control Register for Mask
Gives the Row and Column numbers of the last detected
key press
Sets the size of the Keypad scanned by the Keypad Scanner
function
Control watchdog and keypad bounce
Control the 1ms Timer
Reset the 1ms, 1S, 1min Timer
Second counter 0-59
Reset the watchdog
1ms counter, reset, enable bit and counter value
7.3.4
Address
0x1460
0x1461
0x1462
0x1463
0x1464
0x1465
0x1466
0x1467
0x1468
0x1469
0x146A
0x146B
0x146C
0x146D
0x146E
0x146F
Speech Interface Registers Overview
Name
Speech Control 0
Specific Register
Speech IO Direction
Speech IO Input Data
Speech IO Output Data
Speech IO Mask
Fsync counter
Multiplexer control register
FTInGain3
FTOutGain3
FTInGain2
FTOutGain2
FTInGain1
FTOutGain1
FTInGain0
FTOutGain0
Mode
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Value At
Reset
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
Function
Configuration Register for PCM interface
Blocked for test modes
Speech I/O interface direction control
Speech I/O port input data
Speech I/O port Output data
Speech I/O port control register for mask
Frame sync counter within the speech interface
Multiplexer to connect 5 PCM channels to 4 DSP channels
Fine tune gain input stage
Fine tune gain output stage
Fine tune gain input stage
Fine tune gain output stage
Fine tune gain input stage
Fine tune gain output stage
Fine tune gain input stage
Fine tune gain output stage
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Publication Release Date: May, 2007
Revision 1.3