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W83627DHG
WINBOND LPC I/O
Note: This document is both for UBC and UBE version
except specified descriptions
Date : December/12/2006 Version : 1.1
Publication Release Date: Dec, 12, 2006
-I- Version 1.1
W83627DHG
Data Sheet Revision History
PAGES
DATES VERSION
WEB
VERSION
MAIN CONTENTS
1
N.A. 12/15/2005
0.1
N.A.
1. First published version.
2
N.A. 02/22/2006
0.2 N.A.
1. Add descriptions of the registers, functions,,
AC/DC timing, and top marking
3
N.A. 03/15/2006
0.3 N.A.
1. Revise Table 8.1 and the timing chart of
section 10.3.1
2. Add registers for AMDSI at LDB,
CRF5h,CRF6h and F7h(Bank1)
3. Swap LDB, CRF2h bit 0 and bit 1.
4. Modify the default values for LDA, CRFEh
5. Modify the descriptions of LD9, CR30h bit 0
and CRF7h bit 4.
6. Remove LDA, CRE9h bit4 ~ 3
7. Swap LDC, CRE0h bit3~0 and CRE5h bit7~4
4
N.A. 05/05/2006
0.4 N.A.
1. Add FDC, UART, Parallel Port and KBC
interface descriptions
2. Remove all the descriptions about AMDSI
3. Modify the diagrams and descriptions for
Current Mode
4. Add two control bits for the selections of
SYSFANOUT and CPUFANOUT0 output
type at CR[24h]
5. Remove the description of the internal pulled-
up resistor of Parallel Port
6. Modify the definitions of edge/level and
enable/disable debounce circuit of GP30,
GP31 and GP35
7. Modify the descriptions of LD7, CRF7h and
LD9, CRE6h ~ CRE9h
8.
Correct typos and grammatical mistakes
5
N.A 05/15/2006
0.41 N.A
1. Remove the remaining descriptions about
AMDSI in datasheet ver.0.4
6
N.A. 05/19/2006
0.42 N.A
1. Add a note for Index# of FDC Interface and
pin 83(GP42) of Serial Port & Infrared Port
Interface in Pin Description
2. Reserve the bit 7 of LD0, CRF0h
3. Modify the descriptions of TRAK0#, WP#,
RDATA# and DSKCHG# of FDC Interface
4. Modify the descriptions for strapping pins:
HEFRAS, PENROM, PENKBC and EN_GTL
5. Modify the DC spec.
7
N.A. 06/23/2006
0.5 N.A.
1. Remove the note and renew the descriptions
for Index# of FDC Interface.
2. Correct the descriptions of HM Device Bank
0, CR[12h] bit0.
3. Add two control bits for AUXFANOUT and
CPUFAOUT1 output type selection.
4. Add a new bit at LDC, CR[E8h] bit 1 for more
PECI clock selection.
5. Modify the default values of HM Device Bank
Publication Release Date: Dec, 12, 2006
-II- Version 1.1
W83627DHG
PAGES
DATES VERSION
WEB
VERSION
MAIN CONTENTS
0, CR[43h] bit 5,0 and CR[46h] bit 2~1.
8
N.A. 09/29/2006
0.6 N.A.
1. Add new chapters for Serial Peripheral
Interface, Configuration Register Access
Protocol, Power Management, Serialized
IRQ, Watchdog Timer VID Inputs and
Outputs, and PCI Reset Buffers.
2. Update the feature lists of the W83627DHG
in Chapter 2 Features.
3. Add descriptions of PECI and SST and a
table of SMBus in Chapter 5 Pin Description.
4. Add new sections of Caseopen and Beep
Alarm Function in Chapter 7 Hardware
Monitor.
5. Add Clock Input Timing, PECI & SST Timing,
and SPI Timing in Chapter 21 Specifications.
6. Remove sections 9.4 and 9.5 (EXTFDD and
EXT2FDD).
7. Modify the descriptions of Hardware Monitor
Device, Bank 0, Index 59h, bits(6..4).
8. Add a beep control bit for VIN4 at Hardware
Monitor Device, Bank 0, Index 57h, bit6.
9. Remove status bit of PME# status of MIDI
IRQ event at Logical Device A, CRF4, bit 1.
10. Remove control bit of enable/disable PME# of
MIDI at Logical Device A, CRF7, bit 1.
11. Modify the descriptions of Tape Drive
Register in Chapter 10 Floppy Disk
Controller.
12. Correct the description of Digital Input
Register, bit (6-4) in Chapter 10 Floppy Disk
Controller.
13. Remove the description of “MR pin” in Digital
Output Register in Chapter 10 Floppy Disk
Controller.
14. Adapt “Serial Flash Interface” to “Serial
Peripheral Interface”.
15. Modify “Absolute Maximum Ratings” in
Chapter 21 Specifications.
16. Remove “V
DD
is 5V± 10% tolerance” from
the description of DC Characteristics in
Chapter 21 Specifications.
17. Update “
S5
cold
state” to “S5 state.
18.
Remove the section of “AT Interface” in
Chapter 10 Floppy Disk Controller.
9
N.A. 10/05/2006
1.0 N.A.
1. Update AC Timing parameters and
waveforms.
10
N.A. 12/12/2006
1.1 N.A.
1. Update Table 9.1 and Table 9.2 in Chapter
9 Serial Peripheral Interface
2. Update CR2Ah in Chapter 20 Configuration
Register
3. Modify CR24h bit 0 to reserved
4. Use “Tbase” instead of “TControl”
Publication Release Date: Dec, 12, 2006
-III- Version 1.1
W83627DHG
PAGES
DATES VERSION
WEB
VERSION
MAIN CONTENTS
5. Add the pins, registers description and AC
timing for new ACPI function – VSBGATE#,
ATXPGD, FTPRST, PWROK2 and SUSC#
Please note that all data and specifications are subject to change without notice. All the trademarks of
products and companies mentioned in this data sheet belong to their respective owners.
LIFE SUPPORT APPLICATIONS
These products are not designed for use in life support appliances, devices, or systems where
malfunction of these products can reasonably be expected to result in personal injury. Winbond
customers using or selling these products for use in such applications do so at their own risk and
agree to fully indemnify Winbond for any damages resulting from such improper use or sales.
Publication Release Date: Dec, 12, 2006
-IV- Version 1.1
W83627DHG
TABLE OF CONTENTS –
1.
GENERAL DESCRIPTION..................................................................................................... 1
2.
FEATURES............................................................................................................................ 2
3.
BLOCK DIAGRAM ................................................................................................................. 5
4.
PIN LAYOUT ......................................................................................................................... 6
5.
PIN DESCRIPTION................................................................................................................ 8
5.1
LPC Interface................................................................................................................... 9
5.2
FDC Interface................................................................................................................... 9
5.3
Multi-Mode Parallel Port ................................................................................................. 10
5.4
Serial Port & Infrared Port Interface................................................................................ 11
5.5
KBC Interface................................................................................................................. 13
5.6
Serial Peripheral Interface .............................................................................................. 15
5.7
Hardware Monitor Interface ............................................................................................ 15
5.8
PECI Interface................................................................................................................ 17
5.9
SST Interface................................................................................................................. 17
5.10
Advanced Configuration and Power Interface ................................................................. 17
5.11
General Purpose I/O Port............................................................................................... 19
5.11.1
SMBus Interface........................................................................................................................19
5.11.2
GPIO Power Source..................................................................................................................19
5.11.3
GPIO-2 Interface .......................................................................................................................19
5.11.4
GPIO-3 Interface .......................................................................................................................20
5.11.5
GPIO-4 Interface .......................................................................................................................20
5.11.6
GPIO-5 Interface .......................................................................................................................20
5.11.7
GPIO-6 Interface .......................................................................................................................21
5.11.8
GPIO-4 with WDTO# / SUSLED Multi-function..........................................................................21
5.12
Particular ACPI Function pins – For UBE version only .................................................... 21
5.13
POWER PINS ................................................................................................................ 22
6.
CONFIGURATION REGISTER ACCESS PROTOCOL......................................................... 23
6.1 Configuration Sequence ....................................................................................................... 24
6.1.1
Enter the Extended Function Mode.............................................................................................24
6.1.2
Configure the Configuration Registers ........................................................................................25
6.1.3
Exit the Extended Function Mode ...............................................................................................25
6.1.4
Software Programming Example.................................................................................................25
7.
HARDWARE MONITOR....................................................................................................... 27
7.1
General Description........................................................................................................ 27
7.2
Access Interfaces........................................................................................................... 27
7.2.1
LPC Interface ..............................................................................................................................27
7.2.2
I
2
C interface ................................................................................................................................29
7.3
Analog Inputs................................................................................................................. 30
7.3.1
Voltages Over 2.048 V or Less Than 0 V....................................................................................30
7.3.2
Voltage Detection........................................................................................................................31
7.3.3
Temperature Sensing..................................................................................................................31
7.3.3.1.
Monitor Temperature From Thermistor ............................................................................31
7.3.3.2.
Monitor Temperature from Thermal Diode (Voltage Mode)..............................................32
7.3.3.3.
Monitor Temperature From Thermal Diode (Current Mode).............................................32
7.4
SST Command Summary............................................................................................... 33
7.4.1
Command Summary ...................................................................................................................33
剩余252页未读,继续阅读
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