lc7874e Sanyo Semiconductor Corporation, lc7874e Datasheet - Page 17

• Manufacturer Part Number: lc7874e
• Description: Cd Graphics Decorder
• Manufacturer: Sanyo Semiconductor Corporation

Display Control Command Table
Register 00HEX
(Various mode settings)
Register 10HEX
(Fine adjustment of screen position)
Register 20HEX
(Channel 0 to 7 ON/OFF)
Register 30HEX
(Channel 8 to 15 ON/OFF)
Register 40HEX
(BGC R, G settings)
Register 50HEX
(BGC B setting)
Register 60HEX
(Chroma key color R, G settings)
Register 70HEX
(Chroma key color B setting)
Register 80HEX
(YS output phase adjustment)
Register 90HEX
(External synchronization mode, test mode)
Register A0HEX
(Subtitle scroll: vertical)
Register B0HEX
(Subtitle scroll: horizontal)
Register 01HEX
(19-byte command input)
Command
7
0
0
0
0
0
0
0
0
1
1
1
1
0
MSB Command identification code LSB
6
0
0
0
0
1
1
1
1
0
0
0
0
0
5
0
0
1
1
0
0
1
1
0
0
1
1
0
First byte
4
0
1
0
1
0
1
0
1
0
1
0
1
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
LC7874E
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
BGG
CKG3
CH
MSB
CSY
INIT
VP
CH
SEL
SEL
CV
R
7
0
0
0
0
15
3
7
3
MVMD
BGG
CKG2
SCP
CH
VP
CH
PAL
60
6
0
0
0
0
S
14
2
6
2
2
BGG
CKG1
EXSN
SCP
SCH5
CH
VP
CH
5
0
0
0
0
T
13
1
5
1
1
HVMK
BGG
CKG0
SCP
SCV4
SCH4
CH
Second byte
VP
CH
YT4
4
0
0
U
12
0
4
Data
0
0
BGR
BGB
CKR3
CKB3
SCV3
SCH3
CH
HP
CH
YT3
CB
3
0
V
11
3
3
3
3
BGR
BGB
CKR2
CKB2
SCV2
SCH2
/GPH
CH
TST2
DISK
HP
CH
YT2
W
2
10
2
2
2
2
No. 5521-17/22
BGR
BGB
CKR1
CKB1
SCV1
SCH1
TST1
LINE
HP
CH
CH
YT1
TV/
1
0
1
1
9
1
1
VRAM
BGR
BGB
CKR0
CKB0
SCV0
SCH0
TST0
LSB
HP
CH
CH
YT0
/BG
0
0
0
0
8
0
0