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2.1.2 RTV-24 Specifications
Video Input
Four composite video color digitizers
Video input interface: Four composite BNC connectors
Coaxial cable suggested
Channel Extension
Expandable to up to 16 channels
Channel extension interface:
10-pin ribbon cable to on-board 10-pin header connector
for channel extension, each header adds 4 video inputs
channels
Three 10-pin header connectors on-board
General Purpose I/O Lines
All I/Os are TTL compatible and support 4 inputs, 4 outputs,
and 4 soft trigger lines
GPIO interface:
Two 10-pin header connectors on-board
The I/O lines are internally pulled up and have the follow-
ing characteristics:
Output high voltage (-1.0mA) 5.0V
Output low voltage (100.0mA)
Watch Dog Timer
For monitoring applications and will reset the PC after a pro-
grammable inactivity time-out.
Interface: 2-pin header
4-channel software trigger output
4-channels programmable trigger scale (60µs – 16ms)
Hardware Reference
Voltage
Input high voltage (5µA)
Input low voltage (-5µA)
Table 2-9: GPIO Characteristics
MIN MAX
2.0V 5.25V
0.0V 0.80V
-
-
0.5V
15
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