4

Universe (VMEbus to PCI) Chip

The following table summarizes the characteristics of the Universe ASIC.

 

Table 4-1. Features of the Universe ASIC

 

 

 

Function

 

Features

 

 

 

VMEbus Interface

 

Fully compliant, high-performance 64-bit VMEbus interface

 

 

 

 

 

VMEbus transfer rates of 60-70 MB/sec

 

 

 

 

 

Full VMEbus system controller functionality

 

 

 

 

 

Integral FIFOs for write-posting to maximize bandwidth utilization

 

 

 

 

 

Automatic initialization for slave-only applications:

 

 

A32/A24/A16 master and slave

 

 

D64 (MBLT)/D32/D16/D08 master and slave

 

 

D64 (MBLT)/D32/D16/D08 master and slave

 

 

BLT, ADOH, RMW, LOCK

 

 

 

 

 

Complete suite of VMEbus address and data transfer modes

 

 

 

PCI Local Bus

 

Fully compliant, 64-bit, 33 MHz PCI local bus interface

Interface

 

 

 

Integral FIFOs for write-posting to maximize bandwidth utilization

 

 

 

 

 

 

 

Automatic initialization for slave-only applications

 

 

 

DMA Controller

 

Programmable DMA controller with linked list support

 

 

 

Additional

 

Flexible register set, programmable from both the PCI bus and VMEbus

Functionality

 

ports

 

 

 

 

 

IEEE 1149.1 JTAG testability support

 

 

 

 

 

Available in 313-pin Plastic BGA and 324-pin contact Ceramic BGA

 

 

 

4-2

Computer Group Literature Center Web Site

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Image 226
Motorola MVME2300 Series manual Features of the Universe Asic, BLT, ADOH, RMW, Lock