National Instruments PC-DIO-96 - Manual (Page 45)

Chapter 4 Register-Level Programming
© National Instruments Corporation 4-7 PC-DIO-96 User Manual
Bit Name Description (continued)
1 AIRQ1 PPI A Interrupt Request for Port B—If this bit and the INTEN bit
in Interrupt Control Register 2 are both set, PPI A sends an
interrupt, INTRB, to the host computer. If this bit is cleared, PPI A
does not send the interrupt INTRB to the host computer, regardless
of the setting of INTEN.
0 AIRQ0 PPI A Interrupt Request for Port A—If this bit and the INTEN bit
in Interrupt Control Register 2 are both set, PPI A sends an
interrupt, INTRA, to the host computer. If this bit is cleared,
PPI A does not send the interrupt INTRA to the host computer,
regardless of the setting of INTEN.