w83627hf-pw Winbond Electronics Corp America, w83627hf-pw Datasheet - Page 91

• Manufacturer Part Number: w83627hf-pw
• Description: W83627hf/f W83627hg/g Winbond Lpc I/o
• Manufacturer: Winbond Electronics Corp America

9.3
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）
CR70 （Default 0x06 if PNPCVS = 0 during POR, default 0x00 otherwise）
CR74 （Default 0x02 if PNPCVS = 0 during POR, default 0x04 otherwise）
These two registers select FDC I/O base address [0x100：0xFF8] on 8 bytes boundary.
7 - 1
7 - 3
2 - 0
7 - 4
3 - 0
BIT
BIT
BIT
0
Logical Device 0 （FDC）
Logic device activation control
1： Active
0： Inactived
Reserved.
Reserved.
These bits select DRQ resource for FDC.
000： DMA0
001： DMA1
010： DMA2
011： DMA3
100 ~ 111： No DMA active
Reserved.
These bits select IRQ resource for FDC.
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DESCRIPTION
DESCRIPTION
DESCRIPTION
W83627HF/ F/ HG/ G
Publication Release Date: June 09, 2006
Revision 2.27