Pin Configuration - Hitachi H8S/2199 Hardware Manual

29.1.3

Pin Configuration

The OSD pin configuration is shown in table 29.1. Even when not using the data slicer, the
composite video signal should be input to Cvin2 in order to perform sync separation from the
composite video signal.
Table 29.1 OSD Pin Configuration
Block Name
Sync Sync signal
separator input/output
AFC
oscillation
LPF for AFC
OSD OSD analog
power
OSD analog
ground
Composite
video signal
input
Composite
video signal
output
fsc oscillation
Color signal
output
Character
data output
Rev. 1.0, 02/00, page 822 of 1141
Abbrev. I/O
Csync/Hsync Input/output
VLPF/Vsync Input
AFCosc Input/output
AFCpc Input/output
AFCLPF Input/output
OVcc Input
OVss Input
CVin1 Input
CVout Output
4fsc/2fscin Input
4fsc/2fscout Output
R Output
G Output
B Output
YCO Output
YBO Output
Function
Composite sync signal input/output or
horizontal sync signal input
Pin for connecting external LPF for
vertical sync signal or input pin for
vertical sync signal
AFC oscillation signal
AFC by-pass capacitor connecting pin
External LPF connecting pin for AFC
Analog power for OSD, data slicer,
and sync separator
Analog ground for OSD, data slicer,
and sync separator
Composite video signal input (2 Vpp,
with a sync tip clamp circuit)
Composite video signal output (2 Vpp)
4fsc or 2fsc input
4fsc or 2fsc output
Color signal output (R) for character,
border, cursor, background, and
button, or a port
Color signal output (G) for character,
border, cursor, background, and
button, or a port
Color signal output (B) for character,
border, cursor, background, and
button, or a port
Character data output (digital output),
or a port
Character display position output
(digital output), or a port