Camera Dsp (Ic4301: Jcy0120) Function - JVC GR-DVA10 Technical Manual

2.4 CAMERA SYSTEM IC'S FUNCTION

2.4.1 Camera DSP (IC4301: JCY0120) function

1. Camera DSP (IC4301: JCY0120) internal block diagram
C L K Y C A
ADIN [9:0] KIZU
White noise
compensation
C L K Y C A
L H F O
Y/C
Y/C signal
ID
process
H D T G
V D T G
C L K Y C A
AUTO
P W M
B E N D
Auto operation
A F B E N D
process
V D M D A
H D C P U V D C P U
F R P F L D C P U
C L K 1 8 I
C L K 1 3 I
C L K 2 7 I CLKGEN
C L K 4 5
Clock generate
BUS [15:0]
CPU I/F
R E D S T B
L W E H W E
C S R W S E L
A L E U S E L 0
CPU Interface
U S E L 1
C L R
T V S E L 0
Fig. 2-4-1 Camera DSP (IC4301: JCY0120) internal block diagram
F L D D S C
C L K D S C
H D D S C DSYO [7:0]
V D D S C DSCO [7:0]
C L K Y C A
A D K Z
DSC I/F
A D Y C
DSC interface
S L D S
C L K Y C A C L K 1 4
IRSI
IWD
YCIN
Frequency
converter
D V S L
C L K 2 7
C L K Y C A
SSG1
DVC Interface
SSG for TG/YCA
H D Y C A
O U T H 1 3
V D Y C A
O U T V 1 3
F L D Y C A
C L K 1 3
C L K Y C A
C L K 1 3
SSG2
C L K 1 3 X
H D F M C
C L K E N C 1
V D F M C
C L K E N C 2
Main SSG
F L D F M C
C O N T R O L S I N G N A L
DBI[15:0]
H D A N A
O U T H
V D A N A
O U T V
C S Y N C 1
M C L K R A D
F M W R W A D
R A E 1 W A E 1
R A E 2 W A E 2
I E 1 F M R E 1 F M W E 1
DSYI [7:0] I E 2 F M R E 2 F M W E 2 TMY [7:0] FMY [7:0]
DSCI [7:0] O M T TMC [3:0] FMC [3:0]
C L K 1 3 C L K 1 3
C L K 1 3 X
EIS/FMC
VRAM Contol
Vector Detect
D S S L S L F M F M S L
SELECT
Test signal generator / Wipe / OSD mix
Hadamard NR / Mix / Signal select
S L D V
OSY_V OSY_1
V B L K 0
O S R _ V O S Y _ 2
B L K 1 0
O S B _ V
B L K 2 0
C L K 1 3 C L K 1 3
C L K 1 3 X
DVC I/F
OSD I/F
OSD Interface
V B S T A R T
H D A N A 1 3
V D A N A 1 3
V R V B L K H D O S D
DYI [3:0] I N H V C 1 E O U T 1 E O U T 5 E O U T 9
VG BLK1 V D O S D
DCI [3:0] I N V V C 2 E O U T 2 E O U T 6 E O U T 1 0
VB BLK2 C L K O S D
E O U T 3 E O U T 7 E O U T 1 1
DYO [3:0]
E O U T 4 E O U T 8 E O U T 1 2
DCO [3:0]
2-15
AYO [3:0] I N H A
ACO [3:0] I N V A A N A C N T
C L K 2 7 C L K 1 3
ANA I/F
Analog input
interface
C L K 1 3 C L K E N C 1 C L K E N C 2
S L E N
E N C
S L C V
N T S C / P A L
Color Encoder
V B D A T
C L K 1 3 C L K 1 3 Y2O
R Y O
VBGEN
CVF
R Y O
Interface for Color
V B I D / W S S
Viewfer
Generator
C L K 1 3
C B L K
C S Y N C
ESSG B F
L S W
H R S T 4 T
SSG for Encoder
V R S T 4 T
C L K 1 3
K O
EDAC KASHA
Shutter sound
1 2 c h E V R D A C
occurrence
C S Y N C
C L K E N C 1
YO
YDAC
Y O U T
D/A Converter
C L K E N C 2
C O
C D A C
C O U T
D/A Converter
C L K 1 3
Y2DAC
Y 2 O U T
D/A Converter
C L K 1 3
RYDAC
R Y O U T
D/A Converter
C L K 1 3
BYDAC
B Y O U T
D/A Converter
KDAC
K O U T
D/A Converter