User`s manual

Hardware Reference • 5
2
Hardware Reference
2.1 PCI-MP4S Specification
Video Input
Four composite video color digitizers
Video input interface: four composite BNC connectors
Coaxial cable suggested
Channel Extension
Expandable up to 16 channels
Channel extension interface:
9 10-pin ribbon cable to on-board 10-pin header connector for channel
extension, each header adds 4 video inputs channels
9 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:
9 Two 10-pin header connectors on-board
9 The I/O lines are internally pulled up and have the following
characteristics:
Voltage MIN MAX
Input high voltage (5µA) 2.0V 5.25V
Input low voltage (-5µA) 0.0V 0.80V
Output high voltage (-1.0mA) 5.0V -
Output low voltage (100.0mA) - 0.5V