AMD Am79C930 User Manual

Page 88

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AMD

P R E L I M I N A R Y

88

Am79C930

TIR mapping with SIR1 bit 2 (EIOW) set to “1” = Ex-
panded TIR window mode. Note that the setting

EIOW = 1 is only allowed while operating in PCMCIA
mode. TIR uses 32 I/O addresses:

TIR

SIR1[1:0]

80188 Core

Register

(TAI Bank

PCMCIA

Address in

Number

TIR Register Name

Select)

I/O Address

Memory

0

Network Control

XX*

0008h

mem 400h

1

Network Status

XX

0009h

mem 401h

2

Serial Device

XX

000Ah

mem 402h

3

Fast Serial Port Control

XX

000Bh

mem 403h

4

Interrupt Register 1

XX

000Ch

mem 404h

5

Interrupt Register 2

XX

000Dh

mem 405h

6

Interrupt Mask 1

XX

000Eh

mem 406h

7

Interrupt Mask 2

XX

000Fh

mem 407h

8

Transmit Control

XX

0010h

mem 408h

9

Transmit Status

XX

0011h

mem 409h

10

TX FIFO Data

XX

0012h

mem 40Ah

11

Transmit Sequence Control

XX

0013h

mem 40Bh

12

Byte Counter LSB

XX

0014h

mem 40Ch

13

Byte Counter MSB

XX

0015h

mem 40Dh

14

Byte Counter Limit LSB

XX

0016h

mem 40Eh

15

Byte Counter Limit MSB

XX

0017h

mem 40Fh

16

Receiver Control

XX

0018h

mem 410h

17

Receiver Status

XX

0019h

mem 411h

18

RX FIFO Data

XX

001Ah

mem 412h

19

Antenna Slot

XX

001Bh

mem 413h

20

CRC32 Correct Count LSB

XX

001Ch

mem 414h

21

CRC32 Correct Count MSB

XX

001Dh

mem 415h

22

CRC8 Correct Count LSB

XX

001Eh

mem 416h

23

CRC8 Correct Count MSB

XX

001Fh

mem 417h

24

Configuration Index

XX

0020h

mem 418h

25

Configuration Data Port

XX

0021h

mem 419h

26

Antenna Diversity & A/D

XX

0022h

mem 41Ah

27

SAR

XX

0023h

mem 41Bh

28

RSSI Lower Limit

XX

0024h

mem 41Ch

29

USER Pin Data

XX

0025h

mem 41Dh

30

Dummy Register

XX

0026h

mem 41Eh

31

TEST Register

XX

0027h

mem 41Fh

*XX = Don’t care.

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