w83627thg Winbond Electronics Corp America, w83627thg Datasheet - Page 42

• Manufacturer Part Number: w83627thg
• Description: Winbond Lpc I/o
• Manufacturer: Winbond Electronics Corp America

5.8
Address Port and Data Port are set in the register CR60 and CR61 of Logical Device B which is
Hardware Monitor Device. The value in CR60 is high byte and that in CR61 is low byte. For example,
setting CR60 to 02 and CR61 to 90 cause the Address Port to be 0x295 and Data Port to be 0x296.
5.8.1
Address Port:
Power on Default Value
Attribute:
Size:
Bit7: Reserved
Bit 6-0: Read/Write
5.8.2
Data Port:
Power on Default Value
Attribute:
Size:
Bit 7-0: Data to be read from or to be written to RAM and Register.
Reserved
(Power On default 0)
REGISTERS AND RAM
Address Port (Port x5h)
Data Port (Port x6h)
BIT 7
Address Pointer (Power On default 00h)
A6
BIT 6
7
7
Port x5h
00h
Bit 6:0 Read/write , Bit 7: Reserved
8 bits
Port x6h
00h
Read/write
8 bits
A5
6
6
BIT 5
5
5
4
4
A4
3
3
BIT 4
- 35 -
2
2
1
W83627THF/W83627THG
1
A3
0
Publication Release Date: September 26, 2006
0
BIT 3
Data
Data
A2
BIT 2
A1
BIT 1
Revision 1.2
A0
BIT 0