W83627DHG Nuvoton Technology Corporation of America, W83627DHG Datasheet - Page 6

• Manufacturer Part Number: W83627DHG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627DHG

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

Table of Contents-
1. GENERAL DESCRIPTION ............................................................................................................... 1
2. FEATURES....................................................................................................................................... 2
3. BLOCK DIAGRAM ............................................................................................................................ 5
4. PIN LAYOUT..................................................................................................................................... 6
5. PIN DESCRIPTION .......................................................................................................................... 8
6. CONFIGURATION REGISTER ACCESS PROTOCOL ................................................................. 24
7. HARDWARE MONITOR ................................................................................................................. 28
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
5.10 Advanced Configuration and Power Interface ...................................................................... 17
5.11 General Purpose I/O Port...................................................................................................... 18
5.12 Particular ACPI Function pins – both for UBE and UBF Version Only ................................. 22
5.13 POWER PINS ....................................................................................................................... 23
6.1 Configuration Sequence ........................................................................................................... 25
7.1
7.2
7.3
LPC Interface .......................................................................................................................... 9
FDC Interface .......................................................................................................................... 9
Multi-Mode Parallel Port........................................................................................................ 10
Serial Port & Infrared Port Interface...................................................................................... 12
KBC Interface ........................................................................................................................ 14
Serial Peripheral Interface..................................................................................................... 14
Hardware Monitor Interface................................................................................................... 15
PECI Interface ....................................................................................................................... 17
SST Interface ........................................................................................................................ 17
5.11.1
5.11.2
5.11.3
5.11.4
5.11.5
5.11.6
5.11.7
5.11.8
6.1.1
6.1.2
6.1.3
6.1.4
General Description .............................................................................................................. 28
Access Interfaces.................................................................................................................. 28
7.2.1
7.2.2
Analog Inputs ........................................................................................................................ 31
7.3.1
7.3.2
SMBus Interface ....................................................................................................................18
GPIO Power Source...............................................................................................................18
GPIO-2 Interface ....................................................................................................................19
GPIO-3 Interface ....................................................................................................................20
GPIO-4 Interface ....................................................................................................................20
GPIO-5 Interface ....................................................................................................................21
GPIO-6 Interface ....................................................................................................................21
GPIO-4 with WDTO# / SUSLED Multi-function ......................................................................22
Enter the Extended Function Mode........................................................................................25
Configure the Configuration Registers ...................................................................................25
Exit the Extended Function Mode ..........................................................................................26
Software Programming Example ...........................................................................................26
LPC Interface .........................................................................................................................29
I
Voltages Over 2.048 V or Less Than 0 V...............................................................................31
Voltage Detection...................................................................................................................32
2
C interface ...........................................................................................................................30
-IV-
Publication Release Date: Aug, 22, 2007
W83627DHG
Version 1.4