OX9162 Datasheet, PDF (29/41 Pages) List of Unclassifed Manufacturers – Integrated Parallel Port/Local Bus and PCI interface

OXFORD SEMICONDUCTOR LTD.
1^st WORD of FUNCTION ACCESS PAIR
Word
Bits
15
14:12
11
10:8
7:0
Description
‘1’ - another WORD to follow
BAR number to access
000 for BAR 0
001 for BAR 1
others reserved
‘0’ : Read access (data discarded)
‘1’ : Write access
Reserved – write 0’s
I/O address to access
This is the location (I/O offset from
the relevant Base Address) that
needs to be written/read.
2^nd WORD of FUNCTION ACCESS PAIR
Word
Bits Description
15 ‘1’ – another function access
WORD pair to follow.
‘0’ – no more function access
pairs. End EEPROM program.
14:8 Reserved – write 0’s
7:0 Data to be written to location.
Field unused for function access
READS.
OX9162
Data Sheet Revision 1.1 PRELIMINARY
Page 29