參數(shù)資料
型號(hào): TDA4886A
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: 140 MHz video controller with I2C-bus
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP24
封裝: 0.400 INCH, PLASTIC, SDIP-24
文件頁(yè)數(shù): 28/52頁(yè)
文件大小: 495K
代理商: TDA4886A
1998 Dec 04
28
Philips Semiconductors
Product specification
140 MHz video controller with I
2
C-bus
TDA4886A
Table 3
Subaddress byte format
Notes
1.
The most significant bit (MSB) of the subaddress enables an I
2
C-bus transmission in direct or in buffered mode
(see note 3). Subaddresses outside the ranges 00H to 0FH and 80H to 8FH are not used.
Subaddress bit.
Most significant bit of subaddress byte. I
2
C-bus transmission in
direct mode: B = 0
. I
2
C-bus transmission in
buffered mode: B = 1
.
2.
3.
FUNCTION
SUBADDRESS
(1)
SUBADDRESS BYTE
DIRECT
MODE
BUFFERED
MODE
S7
(2)
S6
(2)
S5
(2)
S4
(2)
S3
(2)
S2
(2)
S1
(2)
S0
(2)
Control register
Brightness control
Contrast control
OSD contrast control
Gain control channel 1
Gain control channel 2
Gain control channel 3
Black level reference channel 1
Black level reference channel 2
Black level reference channel 3
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
80H
81H
82H
83H
84H
85H
86H
87H
88H
89H
B
(3)
B
(3)
B
(3)
B
(3)
B
(3)
B
(3)
B
(3)
B
(3)
B
(3)
B
(3)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
0
1
0
1
0
1
0
1
0
1
0AH to 0FH
8AH to 8FH not used
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