Digital Input/Output; Interrupt - Measurement Computing PC-CARD DAS16AO User Manual

PC-CARD-DAS16/16AO User's Guide
Miscellaneous

Digital input/output

Digital type
Number of I/O
Configuration
Input low voltage
Input high voltage
Output low voltage (IOL = 4 mA)
Output high voltage (IOH = -4 mA)
Absolute maximum input voltage
Power-up / reset state

Interrupt

Interrupts
Interrupt enable
Interrupt sources
Double buffered output latches
Coding: Offset Binary (0 code = -FS, 65535 code = +FS)
Output voltage on power up and reset: -10 V (-FS)
Table 9. DIO specifications
FPGA
4
One port, programmable
4 input or 4 output
0.8 V max
2.0 V min
0.32 V max
3.86 V min
-0.5 V , +5.5 V
Input mode (high impedance)
Table 10. Interrupt specifications
Programmable: Levels 2 – 15
Programmable. Default = disabled.
External (External Interrupt)
A/D End-of-channel-scan
A/D FIFO-not-empty
A/D FIFO-half-full
A/D Pacer
22
Specifications