11
Keypad Interface
The provides a keypad interface. A connector supports up to a 10x8 scan
matrix, which is combined with the keyboard bit stream by the keyboard controller.
Expansion Options
The provides a location to stack up to two PC/104 cards (refer to the
PC/104 Connector
section in Chapter 2).
Environmental Specifications
Table 0-2. Environmental Specifications
Characteristic
Specification
Temperature
Operating
Non-operating
0° to 55° C (32° to 131° F)
-20° to 60°C (-4° to 140°F)
Humidity
Operating
Non-operating
20% to 80% RH non-condensing
20% to 80% RH non-condensing
Altitude
Operating
Non-operating
Sea level to 10,000 feet (3048 m)
Sea level to 40,000 feet (12192 m)
Vibration
Frequency
Operating
Non-operating
5 to 2000 Hz
0.006" peak-to-peak displacement
1.0g maximum acceleration
0.015" peak-to-peak displacement
2.5 g maximum acceleration
Shock
Operating
Non-operating
15g peak acceleration, 11 msec duration
30g peak acceleration, 11 msec duration
