W83627F Information Storage Devices, Inc, W83627F Datasheet - Page 83

• Manufacturer Part Number: W83627F
• Description: LPC Interface I/o Plus Kbc, Game Port, Midi Port
• Manufacturer: Information Storage Devices, Inc

CR2C (Default 0x00)
CR2E (Default 0x00)
CR2F (Default 0x00)
4.2 Logical Device 0 (FDC)
CR30 (Default 0x01 if PNPCVS = 0 during POR, default 0x00 otherwise)
CR60, CR 61 (Default 0x03, 0xf0 if PNPCVS = 0 during POR, default 0x00, 0x00 otherwise)
Reserved
Test Modes: Reserved for Winbond.
Test Modes: Reserved for Winbond.
These two registers select FDC I/O base address [0x100:0xFF8] on 8 bytes boundary.
Bit 4
Bit 3
Bit 2
Bit 1-0
Bit 7 - 1 : Reserved.
Bit 0
: PIN89S
= 0 WDTO (Watch Dog Timer is controlled by CRF5, CRF6, CRF7 of Logical Device 8)
= 1 GP24
: PIN88S
= 0 IRRX
= 1 GP25
: PIN87S
= 0 IRTX
= 1 GP26
: PIN 2S
= 00 DRVDEN1
= 01 IRQIN1 (select IRQ resource through CRF4 Bit 7-4 of Logical Device8) SMI# (For D
= 10 Reserved
= 11 GP27
= 1 Activates the logical device.
= 0 Logical device is inactive.
version only)
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Publication Release Date:November 2002
W83627HF/F
Revision 2.0