HP 8-Channel User Manual download pdf (Page 114)

VXI Backplane Connections

Power Supplies and Ground

The HP E1433A conforms to the VME and VXI specifications for pin

assignment. The current drawn from each supply is given in the

specifications chapter.

Data Transfer Bus

The HP E1433A conforms to the VME and VXI specifications for pin

assignment and protocol. A16, A24, D16, and D32 data transfers are

supported.

DTB Arbitration Bus

The HP E1433A module is not capable of requesting bus control. Thus it

does not use the Arbitration bus. To conform to the VME and VXI

specifications, it passes the bus lines through.

Priority Interrupt Bus

The HP E1433A generates interrupts by applying a programmable mask to

its status bits. The priority of the interrupt is determined by the interrupt

priority setting in the control register.

Utility Bus

The VME specification provides a set of lines collectively called the utility

bus. Of these lines, the HP E1433A only uses the SYSRESET* line.

Pulling the SYSRESET* line low (a hardware reset) has the same effect as

setting the reset bit in the Control Register (a software reset), except that

pulling the SYSRESET* line low also resets the Control Register itself,

while a software reset does not .

HP E1433A User's Guide

Module Description

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HP 8-Channel User Manual Page 114