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參數(shù)資料
| 型號： | W83628F |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 總線控制器 |
| 英文描述： | PCI TO ISA BRIDGE SET |
| 中文描述： | ISA BUS CONTROLLER, PQFP128 |
| 封裝： | PLASTIC, QFP-128 |
| 文件頁數(shù)： | 21/27頁 |
| 文件大小： | 271K |
| 代理商： | W83628F |
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PCI TO ISA BRIDGE SET
W83628F & W83629D
PRELIMINARY
Publication Release Date: Jan 1999
- 21 - Revision 0.32
2.25 WISA_FADCB6-ISA BRIDGE FAST DECODERS # 6 BASE ADDRESS
REGISTER
Address Offset:
6C-6Dh
Default Value:
0000h
Attribute:
Read/Write
This register contains the base address for fast address decoder # 6.
2.26 WISA_FADCB7-ISA BRIDGE FAST DECODERS # 6 BASE ADDRESS
REGISTER
Address Offset:
6E-6Fh
Default Value:
0000h
Attribute:
Read/Write
This register contains the base address for fast address decoder # 0.
2.27 WISA_CTRLREG1-ISA BRIDGE CONTROL REGISTER 1
Address Offset:
70h
Default Value:
0000
01s
sb
Attribute:
Read/Write
Power-on setting bits bit 1:0 are power-on set by ROMCS# and HS1.
Bit 7-6
Reserved.
Bit 5-4
= 00 Send AD Bus with no STEP
= 01 Send AD Bus with 2 STEP
= 10 Send AD Bus with 4 STEP
= 11 Reverse
Bit 3-2 = 00 1MB BIOS ROM positive decode.
= 01 2MB BIOS ROM positive decode.
= 10 4MB BIOS ROM positive decode.
= 11 8MB BIOS ROM positive decode.
Bit 1 =0 Disable High-Address BIOS ROM decoder.
=1 Enable High-Address BIOS ROM decoder.
This bit can be set/reset by ROMCS# power-on setting during PCIRST# assert.
Bit 0
=0 Normal mode.
=1 Disable ISA Bridge subtraction decoder.
This bit can be set/reset by HS1 power-on setting during PCIRST# assert.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W83637HF | LPC I/O |
| W83637HF-AW | LPC I/O |
| W83697HF | WINBOND I/O |
| W83697 | WINBOND I/O |
| W83697F | WINBOND I/O |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W83629AG | 制造商:Nuvoton Technology Corp 功能描述:PCI to ISA Bus Conversion 48-Pin LQFP |
| W83629D | 制造商:WINBOND 制造商全稱:Winbond 功能描述:PCI TO ISA BRIDGE SET |
| W83637HF | 制造商:WINBOND 制造商全稱:Winbond 功能描述:LPC I/O |
| W83637HF_06 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:LPC I/O |
| W83637HF-AW | 制造商:WINBOND 制造商全稱:Winbond 功能描述:LPC I/O |
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