Appendix A Specifications
© National Instruments Corporation A-3 Getting Started with Your VXIpc-850
VMEbus Capability Codes
Capability Code Description
A32, A24, A16 (master) VMEbus master A32, A24, and A16 addressing
A32, A24, A16 (slave) VMEbus slave A32, A24, and A16 addressing
D64, D32, D16, D08(EO)
(master) VMEbus master D64, D32, D16, and D08 data sizes
D64, D32, D16, D08(EO)
(slave) VMEbus slave D64, D32, D16, and D08 data sizes
BLT, MBLT (master) VMEbus master block and D64 transfers
BLT, MBLT (slave) VMEbus slave block and D64 transfers
RMW (master) VMEbus master read/modify/write transfers
RMW (slave) VMEbus slave read/modify/write transfers
RETRY (master) VMEbus master retry support
RETRY (slave) VMEbus slave retry support
FSD First slot detector
SCON VMEbus System Controller (Automatic Detection)
PRI, RRS Prioritized or Round Robin Select arbiter
ROR, FAIR Release on Request and FAIR bus requester
IH(7–1) Interrupt handler for levels 7–1
I(7–1) Interrupt requester for levels 7–1
D32, D16, D08(O)
(Interrupt Handler) VMEbus D32, D16, D08(O) interrupt handler
D32, D16, D08(O)
(Interrupter) VMEbus D32, D16, D08(O) interrupter
ROAK, RORA Release on Acknowledge or Register Access interrupter
BTO(x) VMEbus bus timer (programmable limit)
LOCK Can lock the VMEbus for indivisible transfers