ch7011a Chrontel, ch7011a Datasheet - Page 28

• Manufacturer Part Number: ch7011a
• Description: Ch7011 Tv Output Device
• Manufacturer: Chrontel

CHRONTEL
TV PLL Control Register
Bit 0 of register TPC controls the TV PLL loop filter capacitor. A recommended listing of PLLCAP setting versus
mode is listed in Table 14 below.
28
Table 14. PLLCAP setting vs Display Mode
Mode
DEFAULT:
SYMBOL:
256
TYPE:
Yout
10
0
1
2
3
4
5
6
7
8
9
BIT:
< >
i
n
512
444
376
308
240
172
104
36
32
MEM2
PLLCAP
Value
32
R/W
7
1
1
1
0
0
1
1
0
1
0
1
0
36
MEM1
Figure 16: Contrast Enhancement diagram
R/W
Mode
6
0
104
20
21
22
23
24
25
26
27
28
29
30
R/W
IBI
5
0
172
PLLCAP
Value
R/W
0
0
1
1
1
0
1
1
1
0
1
N9
4
0
Yin
240
n
R/W
N8
308
3
0
201-0000-037 Rev 2.1, 10/20/2004
R/W
M8
Symbol:
Address:
Bits:
376
2
0
PLLCPI
R/W
444
CH7011A
1
0
TPC
09h
5
PLLCAP
512
R/W
0
0