Connect Tech FreeForm/PCI-104 User Manual

Table 11: Local Address Space 1 (Bar 3)

Local Address

Contents

Access

 

Description

 

 

 

 

 

10000000

SPI Command

RW

SPI controller command register, once command is written

 

 

 

operation begins

 

 

 

 

10000004

SPI Parameters

RW

There are four parameters, each one byte

 

 

 

-

0x04: Param0

 

 

 

-

0x05: Param1

 

 

 

-

0x06: Param2

 

 

 

-

0x07: Param3

 

 

 

 

10000008

SPI Status

R

SPI controller status register

 

 

 

- Bit 0: Operation complete

 

 

 

 

1000000C

SPI Result

R

There are four results, each one byte

 

 

 

-

0x04: Result0

 

 

 

-

0x05: Result1

 

 

 

-

0x06: Result2

 

 

 

-

0x07: Result3

 

 

 

 

10000010 –

Un addressable

N/A

N/A

100000FC

 

 

 

 

 

 

 

 

10000100 –

Dual port memory

RW

256 Bytes of for flash page storage

100001FC

 

 

 

 

 

 

 

 

 

Implementation

Refer to the FreeForm/PCI-104 VHDL Reference Design Application Note for further information.

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Connect Tech 104 user manual Implementation, Local Address Space 1 Bar