VXI Technology, Inc.

SMIP II REGISTERS - A16

The following describes the registers shown in the SMIP II Register Map for A16 address space.

 

 

 

ID Register – Read Only

 

ADDR

Plug-In LA+0x00

 

 

D11-D0

Manufacturer's ID

VXI Technology, Inc., set to F4B16

 

D13-D12

Address Space

A16/A24 = 002

 

A16/A32 = 012

 

 

 

 

D15-D14

Device Class

Extended register based device, set to 012

 

 

Logical Address Register – Write Only

 

ADDR

Plug-In LA+0x00

 

 

 

 

Sets the new logical address in a dynamically configured module.

 

D7-D0

Logical Address

When set for dynamic configuration (set to FF16) a soft reset will

 

not alter the configured logical address, while a hard reset will set

 

 

 

 

 

 

the register back to FF16.

 

D15-D8

Reserved

Writing to this range has no effect.

Device Type Register – Read Only

ADDR

Plug-In LA+0x02

 

 

D11-D0

Model Code

Model 277, set to 11516

D15-D12

Required Memory

2

Mbytes, set to 216, for A24

2

Mbytes, set to A16, for A32

 

 

Status Register – Read Only

ADDR

Plug-In LA+0x04

 

 

D15

A24/A32 Active

1

= indicates that A24/A32 memory space access is enabled

0

= indicates that A24/A32 memory space access is locked out

 

 

D14

MODID*

1

= indicates that the module is not selected by the MODID line

0

= indicates that the module is selected by the MODID line

 

 

D13-D4

Reserved

These bits always read as 11,1111,11112

D3

Ready

This bit always reads as 12

D2

Passed

This bit always reads as 12

D1-D0

Reserved

These bits always read as 112

SM8000 Series Programming

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VXI SM8000 user manual ID Register Read Only, Logical Address Register Write Only, Device Type Register Read Only

SM8000 specifications

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