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31
FN4643.4
July 29, 2009
TABLE 32. RAW VBI MASK DEFINITIONS
MASK
(Register = Default)
MASK_18_16
(Reg. 17H)
MASK_15_8
(Register 16H)
MASK_7_0
(Register 15H)
REGISTER BIT
2107
6543210
7654321
0
Mask Bit
18
17
16
15
14
13
12
11
10
9
8
7654321
0
NTSC (Odd) Line#
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
NTSC (Even) Line#
290
289
288
287
286
285
284
283
282
281
280
279
278
277
276
275
274
273
272
PAL (Odd) Line#
23
22
21
20
19
18
17
16
15
14
13
12
11
10
98765
PAL (Even) Line#
336
335
334
333
332
331
330
329
328
327
326
325
324
323
322
321
320
319
318
TABLE 33. BRIGHTNESS REGISTER
SUB ADDRESS = 18H
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7
Reserved
0B
6-0
Brightness
Adjust
These bits control the brightness. They may have a value of +63 (“011 1111”) to -64 (“100 0000”),
with positive values increasing brightness. A value of 0 (“000 0000”) has no effect on the data.
0000000B
TABLE 34. CONTRAST REGISTER
SUB ADDRESS = 19H
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7-0
Contrast
Adjust
These bits control the contrast. They may have a value of 0x (“0000 0000”) to 1.992x (“1111
1111”). A value of 1x (“1000 0000”) has no effect on the data.
80H
TABLE 35. HUE REGISTER
SUB ADDRESS = 1AH
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7-0
Hue
Adjust
These bits control the color hue. They may have a value of +30 degrees (“0111 1111”) to -30
degrees (“1111 1111”). A value of 0 degrees (“0000 0000”) has no effect on the color data.
00H
TABLE 36. SATURATION REGISTER
SUB ADDRESS = 1BH
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7-0
Saturation
Adjust
These bits control the color saturation. They may have a value of 0x (“0000 0000”) to 1.992x
(“1111 1111”). A value of 1x (“1000 0000”) has no effect on the color data. A value of 0x (“0000
0000”) disables the color information.
80H
TABLE 37. COLOR GAIN ADJUST REGISTER
SUB ADDRESS = 1CH
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7-0
Color Gain Adjust
These bits control the amount of digital gain applied to the color difference (CbCr) signals. They
may have a value of 0.5x (“0010 0000”) to 3.98x (“1111 1111”). A value of 1x (“0100 0000”) has
no effect on the data. This register enabled by the selection of “fixed gain control” mode in the
Color Processing register 06H.
40H
HMP8117