UPD64084 NEC, UPD64084 Datasheet - Page 48

• Manufacturer Part Number: UPD64084
• Description: THREE-DIMENSIONAL Y/C SEPARATION LSI WITH ON-CHIP MEMORY
• Manufacturer: NEC

48
09
0A
SA
D7
D6
D5-D4
D3
D2-D1
D0
D7-D5
D4-D0
Bit
WSS
Specifies the pre-filter
characteristic of noise
detection.
ID1DECON
ID-1 decoder
TH
ID-1 decorder
check level
FELCHK
ID-1 decoder
Field check enable
TT
ID-1 decoder
pulse width level
VFILTH
Specifies the vertical
blanking (1H to 22H) BPF
VAPGAIN
Specifies a vertical
aperture compensation
gain.
VAPINV
Specifies a vertical
aperture compensation
convergence point.
Name and function
Table 15-2. Write Register Functions (8/14)
0 : Normal ( PD64082 compatible)
1 : fsc trap
0 : disable
1 : enable
01 : Strict
00
10
11 : Loose
0 : 6 fields check is disable
1 : 6 fields check is enable
00 : 8CLK
01 : 2CLK
10 : 4CLK
11 : 16CLK
0: BPF enable
1: BPF disable (through)
000: Correction off to
111: Maximum correction (0.875 times)
00000: Correction off to
11111: Maximum correction
Vertical aperture compensation characteristic curve based on
VAPGAIN and VAPINV
When decoding is disable, The output of register is following.
WORD0=00, WORD1=1111, WORD2=00h
VAPINV
:
:
Data Sheet S16021EJ2V0DS
Coring: Fixed at 1
Output
Description
Note The curve is symmetrical
Tilt: VAPGAIN/8
with resept to the origin
Tilt: Fixed at 1
Note
VAPINV
Input
Typical
value
PD64084
00
00
0
1
1
0
-
-
00000
Initial
value
000
00
00
0
1
1
0