參數(shù)資料
型號: TMC2081
廠商: Fairchild Semiconductor Corporation
英文描述: Digital Video Mixer(數(shù)字視頻混頻器)
中文描述: 數(shù)字視頻混合器(數(shù)字視頻混頻器)
文件頁數(shù): 10/32頁
文件大?。?/td> 158K
代理商: TMC2081
TMC2081
PRODUCT SPECIFICATION
10
Table 16. CLUT Read/Write Sequences
Step
R/W
A
2-0
D
7-0
Function
Write Entire A-Channel CLUT from Address 00
111
0x
Selects A-CLUT for write.
000
00
Presets RAM Address Register to 00.
001
r0
r0 written into red (R/C
R
) CLUT address 00.
001
g0
g0 written into green (G/Y) CLUT address 00.
001
b0
b0 written into blue (B/C
B
) CLUT address 00.
. .
. .
repeat steps 3,4,5 until A-CLUT is full.
001
r255
r255 written into red (R/C
R
) CLUT address FF.
001
g255
g255 written into green (G/Y) CLUT address FF.
001
b255
b255 written into blue (B/C
B
) CLUT address FF.
Write GBR Data to A-Overlay Location Address
111
4x
Select A-channel Overlay.
000
a
n
Write a
n
into RAM Address Register.
001
r
n
r
n
written into red (R/C
R
) CLUT address.
001
g
n
g
n
written into green (G/Y) CLUT address.
001
b
n
b
n
written into blue (B/C
B
) CLUT address.
Write all
a
LUT Locations starting from 00
111
Cx
Select
a
LUT.
000
FF
Write FF into RAM Address Register (sets address to FF for
pre-increment).
001
aa
Write
aa
to
a
LUT location 00.
. .
. .
Repeat step 3, 254 times for locations 01h-FEh.
001
zz
Write
zz
, to
a
LUT location FF.
Read All
a
LUT Locations Starting from 00
111
C6
Select
a
LUT
and Register 06 in Address Control Register.
101
aa
Read Control Register 06.
bb = (aa OR 20h) to set bit 5.
101
bb
Restores aa with
a
LUT enabled.
011
00
Write 00 into RAM Address Register (sets address to 00).
001
cc
Read contents of
a
LUT, cc, from location 00.
. .
. .
Repeat step 5, 254 times for locations 01h-FEh.
001
zz
Read contents of
a
LUT,
zz
, from last location FF.
1
2
3
4
5
.
0
0
0
0
0
. .
0
0
0
768
769
770
1
2
3
4
5
0
0
0
0
0
1
2
0
0
3
.
0
. .
0
258
1
2
0
1
3
4
5
.
0
0
1
. .
1
260
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