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82374EB Datasheet(PDF) 104 Page - Intel Corporation

Part # 82374EB
Description  SYSTEM COMPONENT (ESC)
PDF  208 Pages
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Manufacturer  INTEL [Intel Corporation]
Direct Link  http://www.intel.com
Logo INTEL - Intel Corporation

82374EB Datasheet(HTML) 104 Page - Intel Corporation

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82374EB82374SB
Table 4 ESC IO Register Address Map
(Continued)
Address
(Hex)
Address (Bit)
Type
Name
Block
FEDC
BA98
7654
3210
00C8H
0000
0000
1100
100x
RW
DMA2 CH2 Base and Current Address
DMA
00CAh
0000
0000
1100
101x
RW
DMA2 CH2 Base and Current Count
DMA
00CCh
0000
0000
1100
110x
RW
DMA2 CH3 Base and Current Address
DMA
00CEh
0000
0000
1100
111x
RW
DMA2 CH3 Base and Current Count
DMA
00D0h
0000
0000
1101
000x
RW
DMA2 Status(r) Command(w) Register
DMA
00D2h
0000
0000
1101
001x
WO
DMA2 Write Request
DMA
00D4h
0000
0000
1101
010x
WO
DMA2 Write Single Mask Bit
DMA
00D6h
0000
0000
1101
011x
WO
DMA2 Write Mode
DMA
00D8h
0000
0000
1101
100x
WO
DMA2 Clear Byte Pointer
DMA
00DAh
0000
0000
1101
101x
WO
DMA2 Master Clear
DMA
00DCh
0000
0000
1101
110x
WO
DMA2 Clear Mask
DMA
00DEh
0000
0000
1101
111x
RW
DMA2 ReadWrite All Mask Register Bits
DMA
00F0h
0000
0000
1111
0000
WO
Reset IRQ13
IRQ13
0372h2
0000
0011
0111
0010
WO
Secondary Floppy Disk Digital Output
FDCCS
03F2h2
0000
0011
1111
0001
WO
Primary Floppy Disk Digital Output
FDCCS
0400h
0000
0100
0000
0000
RW
Reserved
DMA
0401h
0000
0100
0000
0001
RW
DMA1 CH0 BaseCurrent Count
DMA
0402h
0000
0100
0000
0010
RW
Reserved
DMA
0403h
0000
0100
0000
0011
RW
DMA1 CH1 BaseCurrent Count
DMA
0404h
0000
0100
0000
0100
RW
Reserved
DMA
0405h
0000
0100
0000
0101
RW
DMA1 CH2 BaseCurrent Count
DMA
0406h
0000
0100
0000
0110
RW
Reserved
DMA
0407h
0000
0100
0000
0111
RW
DMA1 CH3 BaseCurrent Count
DMA
0408h
0000
0100
0000
1000
RW
Reserved
DMA
104



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