參數資料
型號: OX12PCI840
廠商: Electronic Theatre Controls, Inc.
英文描述: Integrated Parallel Port and PCI interface
中文描述: 集成的并行端口和PCI接口
文件頁數: 14/32頁
文件大?。?/td> 541K
代理商: OX12PCI840
4.4.4
Bits
3:0
7:4
11:8
15:12
19:16
22:20
Data Sheet Revision 1.2
Page 14
OX12PCI840
OXFORD SEMICONDUCTOR LTD.
Local Bus Timing Parameter/Bar sizing register 2 ‘LT2’ (Offset 0x0C):
Description
Reserved: 0h must be written to this location
Reserved: Fh must be written to this location
Reserved: 2h must be written to this location
Reserved: 0h must be written to this location
Reserved.
IO Space Block Size of BAR0
000 = Reserved
001 = 4 Bytes
010 = 8 Bytes
011 = 16 Bytes
Reserved
IO Space Block Size of BAR1
000 = Reserved
001 = 4 Bytes
010 = 8 Bytes
011 = 16 Bytes
Reserved
Reserved:0 must be written to this location
Reserved:00 must be written to this location
Read/Write
EEPROM
W
W
W
W
-
W
Reset
0h
Fh
2h
0h
0h
‘010’
PCI
RW
RW
RW
RW
R
R
100 = 32 Bytes
101 = 64 Bytes
110 = 128 Bytes
111 = 256 Bytes
23
26:24
-
W
R
R
0h
‘001’
100 = 32 Bytes
101 = 64 Bytes
110 = 128 Bytes
111 = 256 Bytes
28::27
29
31:30
-
-
W
R
RW
RW
000
0
00
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