Register Descriptions Chapter 4
VXI-MXI User Manual 4-48 © National Instruments Corporation
Status/ID Register
VXIbus Address: Base Address + 2C (hex)
Attributes: Read/Write
R/W
15 14 13 12 11 10 9
S15 S14 S13 S12 S11 S10 S9 S8
8
R/W
7 654321
S7 S6 S5 S4 S3 S2 S1 S0
0
This register contains the Status/ID value returned to the Interrupt Handler acknowledging an
interrupt request driven by one of the DIRQ bits in the Interrupt Control Register.
Bit Mnemonic Description
15-0r/w S[15-0] Status/ID Value
This 16-bit value is the Status/ID data that is returned during a
VMEbus interrupt acknowledge cycle used to handle a VMEbus
interrupt request driven by one of the DIRQ bits in the Interrupt
Control Register. This register powers up to an indeterminate
value and is not cleared on either a hard or soft reset.