WM8148 Wolfson Microelectronics Ltd., WM8148 Datasheet - Page 40

• Manufacturer Part Number: WM8148
• Description: WM8148 : 12-BIT/12 MSPS Ccd/cis Analogue Front End/digitiser
• Manufacturer: Wolfson Microelectronics Ltd.

WM8148
WOLFSON MICROELECTRONICS LTD
MONOCHROME ODD-EVEN OUTPUT
Figure 46 Block Diagram of Monochrome CCD (Odd-Even Outputs) Application
Table 11 Typical Control Register Settings for Figure 46
Table 12 Typical Control Register Settings for Figure 46
Set-up register 1
Set-up register 2
Set-up register 3
Set-up register 4
Set-up register 1
Set-up register 2
Set-up register 3
Set-up register 4
DESCRIPTION
DESCRIPTION
Coarse offsets
Coarse offsets
Maximum Pixel Rate = 10.66Mpixels/second (Mode 4)
Maximum Pixel Rate = 12Mpixels/second (Mode 12)
S
E
N
S
O
R
(CDS, Negative-Going CCD Video Signal, MCLK/VSMP = 6)
(CDS, Negative-Going CCD Video Signal, MCLK/VSMP = 8)
O
E
REGISTER
REGISTER
datasheet for
See sensor
B U F F E R
B U F F E R
details.
ADDRESS
ADDRESS
000001
000010
000011
000101
000110
000001
000010
000011
000101
000110
C
C
O
E
HEX
HEX
BF
4B
C2
BF
4B
42
02
80
02
80
R IN P
G I N P
SETTING
SETTING
0100 0010
1011 1111
0000 0010
1000 0000
0100 1011
1100 0010
1011 1111
0000 0010
1000 0000
0100 1011
S E N S O R T I M I N G
BINARY
BINARY
recommended
WM8148
components
Including
external
CONTROL I/F
NOTE
MODE: Mode 4: Two-channel CDS
SELEN: selective power enable
SENBL: blue PGAs powered off
RESREF: reset sample half-way
between video samples
INVOP: invert digital output
(White = 4095)
PGAFS: ADC set up for negative
polarity video
RLCEXT, RLCV: internal VRLC
voltage, set to 3.7V
NOTE
MODE: Mode 12: Two-channel CDS
SELEN: selective power enable
SENBL: blue PGAs powered off
CHAN: red channel selected
RESREF: reset sample half-way
between video samples
INVOP: invert digital output
(White = 4095)
PGAFS: ADC set up for negative
polarity video
RLCEXT, RLCV: internal VRLC
voltage, set to 3.7V
C L O C K S
D A T A
PD Rev 4.0 April 1999
S Y S T E M
Production Data
ASIC
40