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參數資料
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: 16/27頁
文件大小: 271K
代理商: W83628F
PCI TO ISA BRIDGE SET
W83628F & W83629D
PRELIMINARY
Publication Release Date: Jan 1999
- 16 - Revision 0.32
2.8 IO_RCVR-IO RECOVERY REGISTER
Address Offset:
40h
Default Value:
4Dh
Attribute:
Read/Write
Bit 7
SYSCLK Divider.
0 = SYSCLK is equal to PCICLK divided by 4.
1 = SYSCLK is equal to PCICLK divided by 3.
Bit 6
8-bit I/O Recovery Enable
0 = Disable bits 5:3 setting and uses 3.5 SYSCLKs for 8 bit I/O recovery time.
1 = Enable bits 5:3 setting.
Bit 5:3
8-bit I/O RecoveryTimes.
When bit 6=1 ,this 3-bit field defines the additional number of SYSCLKs added
to standard 3.5 SYSCLK recovery time for 8 bit I/O
000 =0 SYSCLK
001 =1 SYSCLK
010 =2 SYSCLKs
011 =3 SYSCLKs
100 =4 SYSCLKs
101 =5 SYSCLKs
110 =6 SYSCLKs
111 = 7 SYSCLKs
Bit 2
16-bit I/O Recovery Enable.
= 0 Ignore bits 1:0
setting and uses 3.5 SYSCLKs for 16-bit I/O recovery time.
= 1 The 16-bit I/O recovery time is decided by bits 1:0.
Bit 1:0
16-bit I/O Recovery Times.
When bit 2=1 ,this 2-bit field defines the additional number of SYSCLKs added
to standard 3.5 SYSCLK recovery time for 16 bit I/O
= 01
1 SYSCLK
= 10
2 SYSCLKs
= 11 3 SYSCLKs
= 00 4 SYSCLKs
2.9 WISA_STS-ISA BRIDGE ERROR STATUS REGISTER
Address Offset:
42h
Default Value:
00h
相關PDF資料
PDF描述
W83637HF LPC I/O
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W83697HF WINBOND I/O
W83697 WINBOND I/O
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相關代理商/技術參數
參數描述
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