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GMS84512 Datasheet, PDF (67/123 Pages) Hynix Semiconductor – 8-BIT SINGLE CHIP MICROCOMPUTER
GMS 84512 / 84524
Data BUS
6 Display Position
Register
HDHHDPDP1P11
7
VDHHDPDP1P11
6
7
Display Mode 7
Register
DMHSHDDSPP111
Vertical Position
Detection Circuit
Horizontal Position
Detection Circuit
Vsync
Hsync
2
OSD Clock
VPS
2 HPS
Timing
Generation
Circuit
VS
HS
RAM Address
Generation 7
Circuit
SM, MOD
7
DISPLAY RAM
( 3¡¿22¡¿10 bit )
HD
VD
OSC2
OSC1
VPS
Row Address
Generation
5
Circuit
Control
Circuit
3
Dot Clock
OSDON
OSC, PH, PV
7 Character
Address
CHARACTER
ROM
Character
Color 3
3
( 128 ¡ ¿14 ¡ ¿18 )
R
OUTPUT
14
CONTROL
G
14-bit
CIRCUIT
B
Shift Register
Serial
Y
Font Data
5
3
3
5
OSDCON2
BCOL, PY, PB, PG, PR
OSDCON1 4
8
8
to PORT
Data BUS
FIG. 3.8.1 Configuration of OSD Block
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