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TCC76x
Specification Rev. 0.07
February 23, 2005
32-bit RISC Microprocessor for Digital Media Player
CAMERA INTERFACE
Preliminary
18-6
Color Sequence
CS [5:4]
555RGB
565RGB
4:4:4/4:2:2:/4:2:0 Bayer RGB
CCIR656
00
RGB(MG)
RGB
R/Cb/U first
BG->GR
YCbYCr
01
RGB(LG)
RGB
R/Cb/U first
GR->BG
YCrYCb
10
BGR(MG)
BGR
B/Cr/V first
RG->GB
CbYCrY
11
BGR(LG)
BGR
B/Cr/V first
GB->RG
CrYCbY
MG/LG of 555RGB item means MSB/LSB 1bit garbage.
The sequence of Bayer RGB means that odd line is BGBGBG… and even line
is GRGRGR…. at 00.
Default value is 00.
BO [2]
Bus Order
0
Don’t switch the MSB/LSB order (default)
1
Switch the MSB/LSB order.
HSP [1]
Horizontal Sync Polarity
0
Active low
1
Active high (default)
VSP [0]
Vertical Sync Polarity
0
Active low (default)
1
Active high
CCIR656 Format Configuration Register 1 (656FCR1)
0x80000B04
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Reserved
PSL<1:0>
0
FPV<7:0>
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
SPV<7:0>
TPV<7:0>
This register and next register (656FCR1 and 656FCR2) define the configuration of CCIR656.
Figure 18.5 shows the control signals of this format.
HS
S t a r t o f d i g it a l li n e
S t a r t o f d i g ita l a c tiv e lin e
CCI R6 0 1 H s ig n a l
F
F
Y
…
0
0
0
0
X
Y
8
0
1
0
F
F
0
0
0
0
X
Y
8
0
1
0
C
R
Y
C
B
Y
C
B
Y
EA V
S A V
P0
P1
P2
P3
H
V
F
1
st at us
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
pr e a m b l e
D0
D1
D2
D3
D4
D5
D6
D7
(M S B )
8- bit d a t a
• S t a t u s w o r d de f ine
• F =‘ 0’ f o r f i e ld 1 , ‘ 1 ’ f o r f i e ld 2 ( in t e r l a c e m o de . If pr og r e s s i v e , t h is va l u e is ‘ 0 ’ )
• V = ‘ 1’ d u r i n g ve r t i c a l bla n k in g
•H = ‘ 0 ’ a t S A V , ‘ 1 ’ a t E A V
• P r o te c tio n b it s
• P 3=V xo r H
• P 2=F xo r H
• P 1=F xo r V
• P 0=F xo r V x o r H
Figure 18.5 CCIR-656 Format Diagram
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