W83627EG Nuvoton Technology Corporation of America, W83627EG Datasheet - Page 70

• Manufacturer Part Number: W83627EG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627EG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.9
Address Port and Data Port are set in the register CR60 and CR61 of 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 causes the Address Port to be 0x295 and Data Port to be 0x296.
7.9.1
Address Port:
Power on Default Value
Attribute:
Size:
Bit7: Reserved
Bit 6-0: Read/Write
7.9.2
Data Port:
Power on Default Value
Attribute:
Size:
(Power On default 0)
Reserved
Registers and RAM
Address Port (Port x5h)
Data Port (Port x6h)
Bit 7
Bit 6:0 Read/write , Bit 7: Reserved
8 bits
Port x6h
Read/write
8 bits
Bit 6
A6
Port x5h
00h
7
00h
6
Bit 5
5
A5
4
Address Pointer (Power On default 00h)
3
W83627EHF/EF, W83627EHG/EG
Bit 4
-59-
2
A4
1
0
Bit 3
A3
Publication Release Date: April 7, 2009
Data
Bit 2
A2
Bit 1
A1
Version 1.94
Bit 0
A0