ch7005c Chrontel, ch7005c Datasheet - Page 32
ch7005c
Manufacturer Part Number
ch7005c
Description
Digital Pc To Tv Encoder With Macrovisiontm
Manufacturer
Chrontel
Datasheet
1.CH7005C.pdf
(48 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CH7005C
Manufacturer:
CHRONTEL
Quantity:
20 000
Company:
Part Number:
ch7005c-T
Manufacturer:
CHRON
Quantity:
300
Company:
Part Number:
ch7005c-T
Manufacturer:
CHRONTEL
Quantity:
25
Company:
Part Number:
ch7005c-T
Manufacturer:
CHRONTEL
Quantity:
624
Part Number:
ch7005c-T
Manufacturer:
CHRONTEL
Quantity:
20 000
Company:
Part Number:
ch7005c-TF
Manufacturer:
CHRONTEL
Quantity:
455
Company:
Part Number:
ch7005c-TRUC
Manufacturer:
TOKO
Quantity:
1 000
CHRONTEL
PLL Overflow Register
The PLL Overflow Register contains the MSB bits for the ‘M’ and ‘N’ values, which will be described in the PLL-
M and PLL-N registers, respectively. The reserved bits should not be written to.
32
Table 24. Contrast Enhancement Function
CE[2:0]
000
001
010
011
100
101
110
111
Bit:
Symbol:
Type:
Default:
Figure 19: Luma Transfer Function at different contrast enhancement settings.
7
Contrast enhancement gain 3 Y
Contrast enhancement gain 2 Y
Contrast enhancement gain 1 Y
Normal mode Y
Contrast enhancement gain 1 Y
Contrast enhancement gain 2 Y
Contrast enhancement gain 3 Y
Contrast enhancement gain 4 Y
Description (all gains limited to 0-255)
6
out
256
224
192
160
128
96
64
32
= (1/1)*(Yin-0) = Normal Contrast
0
0
5
32
out
out
out
out
out
out
out
64
= (5/4)*(Y
= (9/8)*(Y
= (17/16)*(Y
= (17/16)*(Y
= (9/8)*(Y
= (5/4)*(Y
= (3/2)*(Y
4
Reserved
R/W
0
96
128
in
in
in
in
in
-102) = Enhances Black
-57)
-0)
-0)
-0) = Enhances White
in
in
-30)
-0)
160
3
Reserved
R/W
0
192
224 256
201-0000-025 Rev. 2.9, 6/24/2004
2
N9
0
R/W
Address: 13H
Bits: 5
Symbol: MNE
1
N8
R/W
0
CH7005C
0
M8
R/W
0