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HPS-141
23
3.2
Definitions of the registers
Description of service and factory registers
Register
Name
Range
Description
Default
Value
01
HSh
00
63
Horizontal shift
45
02
VSD
00
00
Vertical screen
0
03
VSl
00
63
Vertical slope
30
04
VAm
00
63
Vertical amplitude
44
05
VSh
00
63
Vertical shift
32
06
SC
00
63
S-correction
14
The registers bellow
must be
set to the
default values
.
Register
Name
Range
Description
Default
Value
10
TWBl
00
255 Timing of ‘wide blanking’
88
11
PWLi
00
63
Peak white limiting
08
12
OSIF
00
63
Off-set IF demodulator
20
13
HzPl
00
63
Horizontal parallelogram
32
14
HBow
00
63
Horizontal bow
32
15
HSh
00
63
Horizontal shift
45
16
EW
00
63
EW width
34
17
PW
00
63
EW parabola/width
35
18
EWUC
00
63
EW upper corner parabola
35
19
EWLC
00
63
EW lower corner parabola
35
20
TC
00
63
EW trapezium
33
21
VSl
00
63
Vertical slope
30
22
VAm
00
63
Vertical amplitude
44
23
SC
00
63
S-correction
14
24
VSh
00
63
Vertical shift
32
25
VX
00
63
Vertical zoom
25
26
VOT
00
63
Vertical Offset
28
27
TAS
00
63
Text Area Start
13
28
OEA
00
127 Odd Even Alignment
60
29
BLOR
00
63
Black level offset R
32
30
BLOG
00
63
Black level offset G
32
31
WPR
00
63
White point R
32
32
WPG
00
63
White point G
32
33
WPB
00
63
White point B
32
34
PkFr
00
3
Peaking Frequency
1
35
YDl
00
15
Luminance delay time
10
36
AGC
00
63
AGC take-over
25
37
CDc0
00
15
Colour decoder 0
6
38
CDc1
00
7
Colour decoder 1
0
39
AVS0
00
127 AV-switch 0
64
40
AVS1
00
7
AV-switch 1
0
41
Syn0
00
127 Synchronisation 0
0
42
Syn1
00
63
Synchronisation 1
16
43
Defl
00
255 Deflection
16
44
VIF0
00
255 Vision IF 0
32
45
VIF1
00
255 Vision IF 1
2
46
SND0
00
255 Sound 0
10
47
CTL0
00
255 Control 0
0
48
CTL1
00
255 Control 1
0
49
SND1
00
255 Sound 1
0
50
FEA0
00
63
Features 0
0
51
FEA1
00
127 Features 1
0
52
BRI
00
63
Brightness
32
53
CON
00
63
Contrast
63
54
COL
00
63
Color
32
55
PEA
00
63
Peaking
45
Summary of Contents for HPS-141
Page 48: ......