This document is copyrighted, 2007. All rights are reserved. The
original manufacturer reserves the right to make improvements
to the products described in this manual at any time without
notice.
No part of this manual may be reproduced, copied, translated,
or transmitted in any form or by any means without the prior
written permission of the original manufacturer. Information
provided in this manual is intended to be accurate and reliable.
However, the original manufacturer assumes no responsibility
for its use, or for any infringements upon the rights of third
parties that may result from its use.
The material in this document is for product information only
and is subject to change without notice. While reasonable
efforts have been made in the preparation of this document to
assure its accuracy, AAEON assumes no liabilities resulting
from errors or omissions in this document, or from the use of the
information contained herein.
AAEON reserves the right to make changes in the product
design without notice to its users.
i
Compact Board PCM-5895
Acknowledgments
All other products’ name or trademarks are properties of their
respective owners.
Award is a trademark of Award Software International, Inc.
CompactFlash™ is a trademark of the Compact Flash
Association.
AMD, the AMD Arrow logo and combinations thereof are
trademarks of Advanced Micro Devices, Inc.
Microsoft Windows
ITE is a trademark of Integrated Technology Express, Inc.
IBM, PC/AT, PS/2, and VGA are trademarks of International
Business Machines Corporation.
SoundBlaster is a trademark of Creative Labs, Inc.
All other product names or trademarks are properties of their
respective owners.
®
is a registered trademark of Microsoft Corp.
ii
Compact Board PCM-5895
Packing List
Before you begin installing your card, please make sure that the
following materials have been shipped:
• 1 PCM-5895 CPU Card
• 1 Quick Installation Guide
• 1 CD-ROM for manual (in PDF format) and drivers
• 1 9657666600 Jumper Cap
If any of these items should be missing or damaged, please
contact your distributor or sales representative immediately.
C.1 List of Mating Connectors and Cables.................. C-2
vi
Compact Board PCM-5895
Chapter
1
General
Information
Chapter 1 General Information 1- 1
Compact Board PCM-5895
1.1 Introduction
PCM-5895 adopts an AMD Geode LX 800 processor. In addition,
LX700 and LX900 processors are optional to meet customer
demands. The AMD LX series processors are ideal for
applications that require low power consumption and stable
performance. The system memory features 184-pin DDR DIMM
up to 1GB. Moreover, the PCM-5895 supports Mini PCI, PCI and
PC/104 for flexible expansion. Customers are always eager to
find a low-priced, multi-functional product. The PCM-5895 meets
this criteria exactly.
Regarding the multimedia performance of PCM-5895, it features
CRT/LCD, CRT/TV and LCD/TV simultaneous display. The
LVDS/TTL TFT LCD is up to 24-bit and the rich audio I/O interface
that PCM-5895 possesses supports MIC-in, Line-in, Line-out and
CD-in. In addition, PCM-5895 deploys 4 COM ports--three
RS-232 ports and one RS-232/422/485 port. Moreover, 4 USB 2.0,
8-bit Digital I/O and IrDA ports make PCM-5895 more attractive for
system device expansion. One CAN Bus port is an optional
feature that can help enrich connections.
Chapter 1 General Information 1- 2
Compact Board PCM-5895
1.2 Features
Onboard AM D Geode LX 800 (LX700/900 Optional)
Processors
One DIMM DDR 333/400 up to 1GB
Supports up to Duo 24-bit LVDS/TTL TFT LCD
Dual 10/100Base-TX Ethernet
Mini PCI, PCI and PC/104
IDE, 4 COM Ports, Parallel
AC97 2 Channel
USB2.0 x 4, 8-bit Digital I/O, IrDA
CAN Bus (Optional)
Watchdog Timer Generates a time-out system reset
H/W status monitoring Supports power supply voltages
and temperature monitoring
functions
SSD One Type II Compact Flash slot,
DiskOnChip x 1
Expansion Interface Mini PCI x 1, PCI x 1, PC/104 x 1
Battery Lithium battery
Operating Temperature 32
o
F~140oF (0oC~60oC)
Power Requirement +5V/ AT/ ATX
Board Size 8”(L) x 5.72” (W) (203mm x
Chapter 1 General Information 1- 4
Compact Board PCM-5895
146mm)
Gross Weight 1.2 lb (0.5 kg)
Display: Supports CRT/LCD and CRT/TV Simultaneous display
Chipset AMD Geode + TI SN75LVDS83
Memory Shared system memory up to
254MB
Resolutions Up to 1920x1440@24bpp for
CRT;
Up to 1600x1200@24bpp for
LCD
LCD Interface Up to Duo 24-bit LVDS/TTL TFT
LCD (Simultaneous)
I/O
MIO EIDEx1(UDMA-100 x 1), Floppy
Disk Drive x 1; RS-232 x 3,
RS-232/422/485 x 1, Keyboard +
Mouse x 1, Parallel x 1
IrDA One IrDA Tx/Rx header
Audio MIC-in/ Line-in/ Line-out/ CD-in
USB Two 5x2 box headers support four
USB 2.0 ports
Digital I/O Supports 8-bit (Programmable)
CAN Bus Supports one port (Philips SJA
1000T)(optional)
Chapter 1 General Information1- 5
Compact Board PCM-5895
d
f
r
r
e
p
Chapter
2
Quick
Installation
Guide
Part No. 2007589510 Printed in Taiwan Feb. 2007
The Quick Installation Guide is derive
rom Chapter 2 of user manual. For othe
chapters andfurther installation
instructions, please refer to the use
manual CD-ROM that came with th
roduct.
Chapter 2 Quick Installation Guide 2- 1
Notice:
Compact Board PCM-5895
2.1 Safety Precautions
Always completely disconnect the power cord
from your board whenever you are working on
it. Do not make connections while the power is
on, because a sudden rush of power can
damage sensitive electronic components.
Always ground yourself to remove any static
charge before touching the board. Modern
electronic devices are very sensitive to static
electric charges. Use a grounding wrist strap at
all times. Place all electronic components on a
static-dissipative surface or in a static-shielded
bag when they are not in the chassis
Chapter 2 Quick Installation Guide 2- 2
Compact Board PCM-5895
2.2 Location of Connectors and Jumpers
Component Side
Chapter 2 Quick Installation Guide2-3
Compact Board PCM-5895
Solder Side
Chapter 2 Quick Installation Guide 2- 4
Compact Board PCM-5895
2.3 Mechanical Drawing
Component Side
0.00
5.08
135.89
128.33
99.83
0.00
2.03
5.08
14.90
130.13
124.45
43.80
40.64
53.10
46.99
36.61
1.02
79.39
56.58
56.61
97.79
89.17
102.25
75.96
26.05
21.48
15.24
1.51
112.59
135.88
128.11
126.61
98.97
102.49
95.89
101.60
107.75
10.16
0.25
360.54
137.92
119.38
135.89
138.54
84.58
141.51
125.86
66.44
64.39
166.86
187.85
198.12
193.04
185.99
173.30
135.86
132.44
185.42
168.66
175.90
174.40
168.31
140.97
138.70
135.89
118.10
99.06
95.89
90.81
64.77
60.33
23.50
10.16
8.89
8.70
0.00
2.03
5.08
0.00
26.11
17.00
23.37
23.18
40.64
75.85
8.50
99.06
94.30
97.79
127.25
106.24
119.38
14.50
Chapter 2 Quick Installation Guide2-5
193.04
194.95
187.21
187.48
177.80
1.60
17.50
Compact Board PCM-5895
Solder Side
0.00
135.89
0.00
0.00
140.97
135.89
95.89
69.35
64.83
10.16
0.00
198.12
193.04
175.90
155.01
148.50
177.80
193.04
1.60
119.38
101.60
119.38
97.79
8.60
40.64
56.61
97.79
36.61
46.99
40.64
Chapter 2 Quick Installation Guide 2- 6
Compact Board PCM-5895
2.4 List of Jumpers
The board has a number of jumpers that allow you to configure you r
system to suit your application.
The table below shows the function of each of the board's jumpers:
Jumpers
Label Function
JP4 DOC Address Selection
JP5 AT/ATX Power Type Selection
JP6 CFD Master/Slave Selection
JP7 Clear CMOS
JP8, JP10 COM Ports RI/+5V/+12V Selection
JP9, JP11 COM Ports +5V/+12V Selection
JP12 LCD Clock and Power Selection
JP13 Inverter Voltage Selection
Chapter 2 Quick Installation Guide2-7
Compact Board PCM-5895
2.5 List of Connectors
The board has a number of connectors that allow you to configure
your system to suit your application. The table below shows the
function of each board's connectors:
Connectors
Label Function
CN1 System FAN
CN2 IrDA
CN4 CAN BUS (Optional)
CN6 USB Port #1 and Port #2
CN7 Front Panel
CN8 USB Port #3 and Port #4
CN9 PC/104 ISA Interface
CN10 ATX Power Socket
CN11 AT Power Socket (Optional)
CN12 IDE Hard Drive
CN13 LAN1 LED
CN14 CRT Display
CN15 Audio Input/Output/CDin/MIC
CN16 Parallel Port
CN17 KB/MS Connector
CN18 Digital I/O
CN19 Serial Port
You configure your card to match the needs of your application by
setting jumpers. A jumper is the simplest kind of electric switch. It
consists of two metal pins and a small metal clip (often protected by
a plastic cover) that slides over the pins to connect them. To “close”
a jumper you connect the pins with the clip.
To “open” a jumper you remove the clip. Sometimes a jumper will
have three pins, labeled 1, 2 and 3. In this case you would connect
either pins 1 and 2 or 2 and 3.
3
2
1
OpenCC2-3losedlosed
OFF
ON
ON 2-3
A pair of needle-nose pliers may be helpful when working with
jumpers.
If you have any doubts about the best hardware configuration for
your application, contact your local distributor or sales
representative before you make any change.
Generally, you simply need a standard cable to make most
connections.
Chapter 2 Quick Installation Guide 2- 10
Compact Board PCM-5895
2.7 DC Address Selection (JP4)
JP4 Function
1-2 D400
3-4 DC00
5-6 D800
1-2
3-4
5-6
Disable (Default)
2.8 AT/ ATX Power Type Selection (JP5)
JP5 Function
1-2 ATX Power Supply (Default)
AT Power Supply
2.9 CFD Master/ Slave Selection (JP6)
JP6 Function
1-2 Slave (Default)
2-3 Master
2.10 Clear CMOS (JP7)
JP7 Function
1-2 Normal (Default)
Chapter 2 Quick Installation Guide2-11
Compact Board PCM-5895
2-3 Clear CMOS
2.11 COM Ports RI/+5V/+12V Selection (JP8, JP10, JP9, JP11)
PCM-5895 does not support PC/104 way legacy ISA-DMA mode
cause by AMD architecture.
I/O Resource Allocation Method of PC/104 card is for the
PCM-5895.
PC/104 connector at the PCM-5895 cannot automatically get
related I/O resource when a new PC/104 card is added because of
AMD Geode’s architecture limitation. The following steps are for
setting up the I/O resources manually for your reference.
1. Retrieve the resource of the PC/104 card. The information is
typically contained in the manual of the PC/104 card.
2. Push a function key “Delete” to get into the BIOS
3. Enable the resource of the device in BIOS setup
4. Disable the resource of the device for which conflicts the
resource of the device mentioned above in BIOS setup
5. Save above BIOS setup and restart the system
6. Install the driver in the operating system
Chapter 2 Quick Installation Guide 2- 18
Compact Board PCM-5895
7. Open your Control Panel (click Start, then pick Setting and
Control Panel) Double click on the System icon and choose
the Device Manager tab. Find the device of which you want
to enable. Click the plus sign (+) next to the various
categories click on the device you want to update, and then
click on “Resource” and choose the resource that is the same
as the hardware setup.
Note: There is a limitation when supports Compact Flash and a hard
disk drive on the same IDE channel. Below information is from AMD.
Frequently Asked Question - FAQ.179
Question: Can the AMD Geode™ LX DB800 development board support
Compact Flash and a hard disk drive on the same IDE channel?
Chapter 2 Quick Installation Guide 2- 28
Compact Board PCM-5895
Answer:
The AMD Geode™ LX DB800 development board has a Compact Flash
(CF) socket and a 40-pin IDE header on the motherboard. The IDE header
is typically used for a Hard Disk Drive (HDD) or some other IDE device. It is
possible to use a configuration containing a CF and HDD, with certain
restrictions and considerations.
An easy mistake is to have master and slave devices (HDD, CD-ROM, etc.)
on the cable and CF on the motherboard. This does not work because it
puts three devices on an interface architected for only two drives.
In order to demonstrate CF on the LX DB800, a baseboard modification is
required. The following reworks must be made:
1) Wire J6-39 to J5-45 (this is the DASP signal)
2) Lift J5-24 (on ICS16#)
3) Install R137 (on ICS16#)
4) Change R37 to 4.7k (on CSEL#)
If support for any of the DMA modes is required (i.e., multi-word or
ultra-DMA) the following modifications are required:
5) Lift pin J5-44
6) Wire J6-21 to J5-43
7) Wire J6-29 to pin J5-44 (the lifted pin, not the pad)
Be careful with the pin numbering on the CF connector J5. The pins aren't
in order (i.e., 1, 2, 3, 4...49, 50) they are in this order 1, 26, 2, 27, 3, 28...45,
21, 46, 22, 47, 23, 48, 24, 49, 25, 50. So pin 45 is 11 pins from the end
marked 50. And pin 24 is 4 pins from the end marked 50.
The cable should be carefully considered. It must connect PDIAG- between
the HDD and CF.
The problem is related to the fact that one device is on the cable and the
other is populated on the motherboard.
A 40-pin cable has PDIAG- available on all its connectors. Therefore,
PDIAG- may be signaled from the cable-based HDD, through the
motherboard, and to the CF (or vice versa).
Unfortunately, the higher UDMA modes cannot be supported on a 40-pin
cable.
An 80-pin cable is typically marked with the specific connectors intended
for motherboard and drives. The PDIAG- signal is allowed to travel
Chapter 2 Quick Installation Guide2-29
Compact Board PCM-5895
between the two drives on the cable, but is not connected to the
motherboard. Inside the cable’s motherboard connector, the PDIAG- signal
is disconnected from the two drives, and grounded for the motherboard. As
a result, the PDIAG- signal cannot travel between the HDD (on the cable)
and a CF (on the motherboard).
There are three options for supporting configurations with both HDD and
CF:
1) Use a 40-pin cable. This solution limits the user to the lower UDMA
speeds.
2) Abandon the CF socket on the LX DB800 baseboard and use a CF
adapter that attaches directly to the 80-pin cable. This solution allows the
HDD to operate at the higher UDMA speeds and also maintains support for
the 80-pin cable detection.
3) Modify an 80-pin cable (or build a modified cable). Cutting off the host
end of the 80-pin cable at the point where it attaches to the first drive
connector allows the PDIAG- signal to pass from the HDD to the CF socket.
This also removes the hardware support for detecting the presence of the
80-pin cable, and requires the BIOS be modified so that 80-pin support is
the default.
These routines test and initialize board hardware. If the
routines encounter an error during the tests, you will either
hear a few short beeps or see an error message on the
screen. There are two kinds of errors: fatal and non-fatal. The
system can usually continue the boot up sequence with
non-fatal errors. Non-fatal error messages usually appear on
the screen along with the following instructions:
Press <F1> to RESUME
Write down the message and press the F1 key to continue
the boot up sequence.
System configuration verification
These routines check the current system configuration
against the values stored in the CMOS memory. If they do
not match, the program outputs an error message. You will
then need to run the BIOS setup program to set the
configuration information in memory.
There are three situations in which you will need to change
the CMOS settings:
1. You are starting your system for the first time
2. You have changed the hardware attached to your system
3. The CMOS memory has lost power and the configuration
information has been erased.
The PCM-5895 CMOS memory has an integral lithium
battery backup for data retention. However, you will need to
replace the complete unit when it finally runs down.
Chapter 3 Award BIOS Setup 3-2
Compact Board PCM-5895
3.2 Award BIOS Setup
Awards BIOS ROM has a built-in Setup program that allows
users to modify the basic system configuration. This type of
information is stored in battery-backed CMOS RAM so that it
retains the Setup information when the power is turned off.
Entering Setup
Power on the computer and press <Del> immediately. This
will allow you to enter Setup.
Standard CMOS Features
Use this menu for basic system configuration. (Date, time,
IDE, etc.)
Advanced BIOS Features
Use this menu to set the advanced features available on your
system.
Chapter 3 Award BIOS Setup 3-3
Compact Board PCM-5895
Advanced Chipset Features
Use this menu to change the values in the chipset registers
and optimize your system performance.
Integrated Peripherals
Use this menu to specify your settings for integrated
peripherals. (Primary slave, secondary slave, keyboard,
mouse etc.)
Power Management Setup
Use this menu to specify your settings for power
management. (HDD power down, power on by ring, KB wa ke
up, etc.)
PnP/PCI Configurations
This entry appears if your system supports PnP/PCI.
PC Health Status
This menu allows you to set the shutdown temperature for
your system.
Frequency/Voltage Control
Use this menu to specify your settings for auto detect
DIMM/PCI clock and spread spectrum.
Load Fail-Safe Defaults
Use this menu to load the BIOS default values for the
minimal/stable performance for your system to operate.
Chapter 3 Award BIOS Setup 3-4
Compact Board PCM-5895
Load Optimized Defaults
Use this menu to load the BIOS default values that are
factory settings for optimal performance system operations.
While AWARD has designated the custom BIOS t o maximize
performance, the factory has the right to change these
defaults to meet their needs.
Set Supervisor/User Password
Use this menu to set Supervisor/User Passwords.
Save and Exit Setup
Save CMOS value changes to CMOS and exit setup.
Exit Without Saving
Abandon all CMOS value changes and exit setup.
You can refer to the "AAEON BIOS Item Description.pdf"
file in the CD for the meaning of each setting in this
chapter.
Chapter 3 Award BIOS Setup 3-5
Compact Board PCM-5895
Chapter
4
Driv
Installation
Chapter 4 Driver Installation 4 - 1
er
Compact Board PCM-5895
4.1 Software Drivers
This chapter describes the operation and installation of the display
drivers supplied on the Supporting CD-ROM that are shipped with
your product. The onboard VGA adapter is based on the AMD LX
VGA Flat Panel/CRT controller. This controller offers a large set of
extended functions and higher resolutions. The purpose of the
enclosed software drivers is to take advantage of the extended
features of the AMD LX VGA Flat Panel/CRT controller.
Hardware Configuration
Some of the high-resolution drivers provided in this package will
work only in certain system configurations. If a driver does not
display correctly, try the following:
1. Change the display controller to CRT-only mode, rather than flat
panel or simultaneous display mode. Some high-resolution
drivers will display correctly only in CRT mode.
2. If a high-resolution mode does not support your system, try to
use a lower-resolution mode. For example, 1024 x 768 mode will
not work on some systems, but 800 x 600 mode supports the
most.
Chapter 4 Driver Installation 4 - 2
Compact Board PCM-5895
4.2 Necessary to Know
The instructions in this manual assume that you understand
elementary concepts of MS-DOS and the IBM Personal Computer.
Before you attempt to install any driver from the Supporting CD-ROM, you should:
Know how to copy files from a CD-ROM to a directory on the
hard disk
Understand the MS-DOS directory structure
If you are uncertain about any of these concepts, please refer
to the DOS or OS/2 user reference guides for more
information before you proceed with the installation.
Before you begin
The Supporting CD-ROM contains different drivers for
corresponding Windows OS, please choose the specific driver for
your Windows OS.
Chapter4 Drivers Installation 4 - 3
Compact Board PCM-5895
4.3 Installing VGA Driver
Win XP / Win XPe VGA
Place the Driver CD-ROM into your CD-ROM drive and follow the
steps below to install.
1. Click on Start button
2. Click on Settings button
3. Click on Control Panel button
4. Click on System button
5. Select Hardware and click on Device Manager…
6. Double click on Video Controller (VGA Compatible)
7. Click on Update Driver…
8. Click on Next
9. Select Search for a suitable driver…, then click on Next
10. Select Specify a location, then click on Next
11. Click on Browse
12. Select “lx_win” file from CD-ROM (Drivers/Step 1 –
LX_Graphics) then click on Open
13. Click on OK
14. Click on Next
15. Click on Yes
16. Click on Finish
Note: The user must install this system driver before install other
device drivers.
Chapter 4 Driver Installation 4 - 4
Compact Board PCM-5895
4.4 Installing AES Driver
Win XP / Win XPe AES
Place the Driver CD-ROM into your CD-ROM drive and follow the
steps below to install.
1. Click on Start button
2. Click on Settings button
3. Click on Control Panel button
4. Click on System button
5. Select Hardware and click on Device Manager…
6. Double click on Entertainment Encryption/Decryption
Controller
7. Click on Update Driver…
8. Click on Next
9. Select Search for a suitable driver…, then click on Next
10. Select Specify a location, then click on Next
11. Click on Browse
12. Select “LXAES” file from CD-ROM (Drivers/Step 2 – AES)
then click on Open
13. Click on OK
14. Click on Next
15. Click on Finish
Chapter4 Drivers Installation 4 - 5
Compact Board PCM-5895
4.5 Installing PCI to ISA Bridge Driver
Win XP / Win XPe System
Place the Driver CD-ROM into your CD-ROM drive and follow the
following steps to install.
1. Click on Start button
2. Click on Settings button
3. Click on Control Panel button
4. Click on System button
5. Select Hardware and click on Device Manager…
6. Double click on Other PCI Bridge Device
7. Click on Update Driver…
8. Click on Next
9. Select Search for a suitable driver…, then click on Next.
10. Select Specify a location, then click on Next
11. Click on Browse
12. Select “Ite” file from CD-ROM (Drivers/Step 3- PCI to ISA
Bridge ) then click on open
13. Click on OK
14. Click on Next
15. Click on Finish
Chapter 4 Driver Installation 4 - 6
Compact Board PCM-5895
4.6 Installing LAN Driver
1. Click on the Step 4 –Install Lan
2. Double click on the Setup.exe
3. Follow the instructions that the window shows
4. The system will help you install the driver automatically
4.7 Ethernet Software Configuration
The onboard Ethernet interface supports all major network
operating systems. I/O addresses and interrupts are easily
configured via the Insyde BIOS Setup. To configure the medium
type, to view the current configuration, or to run diagnostics, please
refer to the following instruction:
1. Power the main board on. Ensure that the RSET8139.EXE file
is located in the working drive.
2. At the prompt, type RSET8139.EXE and press <ENTER>.
The Ethernet configuration program will then be displayed.
3. This simple screen shows all the available option s for the
Ethernet interface. Just highlight the option you wish to
change by using the Up and DOWN keys. To change a
selected item, press <ENTER>, and a screen will appear with
the available options. Highlight your option and press
<ENTER>. Each highlighted option has a helpful message
guide displayed at the bottom of the screen for additional
Chapter4 Drivers Installation 4 - 7
Compact Board PCM-5895
information.
4. After you have made your selections and the configuration is
what you want, press <ESC>. A prompt will appear asking if
you want to save the configuration. Press "Y" if you want to
save.
There are three very useful diagnostic functions offered in the
Ethernet Setup Menu as follows:
1. Run EEPROM test
2. Run Diagnostics on Board
3. Run Diagnostics on Network
Each option has its own display screen, which shows the format
and result of any diagnostic tests undertaken.
4.8 Installing Audio Driver
Win XP / Win XPe Audio
Place the Driver CD-ROM into your CD-ROM drive and follow the
steps below to install.
1. Click on Start button
2. Click on Settings button
3. Click on Control Panel button
4. Click on System button
5. Select Hardware and click on Device Manager…
6. Double click on Multimedia Audio Controller
7. Click on Update Driver…
Chapter 4 Driver Installation 4 - 8
Compact Board PCM-5895
8. Click on Next
9. Select Search for a suitable driver…, then click on Next
10. Select Specify a location, then click on Next
11. Click on Browse
12. Select “LXWDMAu” file from CD-ROM (Drivers/Step 5 –
Audio) then click on Open
13. Click on OK
14. Click on Next
15. Click on Yes
16. Click on Finish
Chapter4 Drivers Installation 4 - 9
Compact Board PCM-5895
A
x Appendi
Programe ming th
Watchdog Timer
Appendix A Programming the Watchdog Timer A - 1
Compact Board PCM-5895
A.1 Programming
PCM-5895 utilizes ITE 8712 chipset as its watchdog timer
controller. ( K version )
Below are the procedures to complete its configuration and
the AAEON intial watchdog timer program is also attached
based on which you can develop customized program to fit
your application.
Configuring Sequence Description
After the hardware reset or power-on reset, the ITE 8712
enters the normal mode with all logical devices disabled
except KBC.
Appendix A Programming the Watchdog Timer A - 2
Compact Board PCM-5895
There are three steps to complete the configuration setup: (1)
Enter the MB PnP Mode; (2) Modify the data of configuration
registers; (3) Exit the MB PnP Mode. Undesired result may
occur if the MB PnP Mode is not exited normally.
(1) Enter the MB PnP Mode
To enter the MB PnP Mode, four special I/O write operations
are to be performed during Wait for Key state. To ensure the
initial state of the key-check logic, it is necessary to perform
four write opera-tions to the Special Address port (2EH). Two
different enter keys are provided to select configuration ports
(2Eh/2Fh) of the next step.
Address Port Data Port
87h, 01h, 55h, 55h: 2Eh 2Fh
(2) Modify the Data of the Registers
All configuration registers can be accessed after entering the
MB PnP Mode. Before accessing a selected register, the
content of Index 07h must be changed to the LDN to which
the register belongs, except some Global registers.
(3) Exit the MB PnP Mode
Set bit 1 of the configure control register (Index=02h) to 1 to
exit the MB PnP Mode.
WatchDog Timer Configuration Registers
LDN Index R/W Reset Configuration Register or Action
All 02H W N/A Configuration Control
07H 71H R/W 00H WatchDog Timer Control Register
07H 72H R/W 00H WatchDog Timer Configuration Register
07H 73H R/W 00H WatchDog Timer Time-out Value (LSB)
Register
07H 74H R/W 00H WatchDog Timer Time-out Value (MSB)
Register
Appendix A Programming the Watchdog Timer A - 3
Compact Board PCM-5895
Configure Control (Index=02h)
This register is write only. Its values are not sticky; that is to
say, a hardware reset will automatically clear the bits, and
does not require the software to clear them.
Bit Description
7-2 Reserved
1 Returns to the Wait for Key state. This bit is used when the
configuration sequence is completed.
0 Resets all logical devices and restores configuration registers
to their power-on states.
WatchDog Timer Control Register (Index=71h, Default=00h)
Bit Description
7 WDT is reset upon a CIR interrupt
6 WDT is reset upon a KBC (Mouse) interrupt
5 WDT is reset upon a KBC (Keyboard) interrupt
4 WDT is reset upon a read or a write to the Game port base
address
3-2 Reserved
1 Force Time-out. This bit is self-clearing
0 WDT status
1: WDT value reaches 0
0: WDT value is not 0
WatchDog Timer Configuration Register (Index=72h,
Default=00h)
Bit Description
7 WDT Time-out value select
1: Second
0: Minute
6 WDT output through KRST (pulse) enable
5 WDT Time-out value Extra select
1: 4s.
0: Determine by WDT Time-out value select (bit7 of this
register)
Appendix A Programming the Watchdog Timer A - 4
Compact Board PCM-5895
4 WDT output through PWROK1/PWROK2 (pulse) enable
3 Select the interrupt level
note
for WDT
WatchDog Timer Time-out Value (LSB) Register (Index=73h,
Default=00h)
Bit Description
7-0 WDT Time-out value 7-0
WatchDog Timer Time-out Value (MSB) Register (Index=74h,
Default=00h)
Bit Description
7-0 WDT Time-out value 15-8
A.2 ITE8712 Watchdog Timer Initial Program
Main:
.MODEL SMALL
.CODE
CALL Enter_Configuration_mode
CALL Check_Chip
mov cl, 7
call Set_Logic_Device
;time setting
mov cl, 10 ; 10 Sec
dec al
call Superio_Set_Reg
; game port enable
mov cl, 9
call Set_Logic_Device
Initial_OK:
CALL Exit_Configuration_mode
MOV AH,4Ch
INT 21h
Enter_Configuration_Mode PROC NEAR
MOV SI,WORD PTR CS:[Offset Cfg_Port]
Appendix A Programming the Watchdog Timer A - 6
Compact Board PCM-5895
MOV DX,02Eh
MOV CX,04h
Init_1:
MOV AL,BYTE PTR CS:[SI]
OUT DX,AL
INC SI
LOOP Init_1
RET
Enter_Configuration_Mode ENDP
Exit_Configuration_Mode PROC NEAR
MOV AX,0202h
CALL Write_Configuration_Data
RET
Exit_Configuration_Mode ENDP
Check_Chip PROC NEAR
MOV AL,20h
CALL Read_Configuration_Data
CMP AL,87h
JNE Not_Initial
MOV AL,21h
CALL Read_Configuration_Data
Appendix A Programming the Watchdog Timer A - 7
Compact Board PCM-5895
CMP AL,12h
JNE Not_Initial
Need_Initial:
STC
RET
Not_Initial:
CLC
RET
Check_Chip ENDP
Read_Configuration_Data PROC NEAR
MOV DX,WORD PTR CS:[Cfg_Port+04h]
OUT DX,AL
MOV DX,WORD PTR CS:[Cfg_Port+06h]
IN AL,DX
RET
Read_Configuration_Data ENDP
Write_Configuration_Data PROC NEAR
MOV DX,WORD PTR CS:[Cfg_Port+04h]
OUT DX,AL
XCHG AL,AH
MOV DX,WORD PTR CS:[Cfg_Port+06h]
OUT DX,AL
RET
Appendix A Programming the Watchdog Timer A - 8
Compact Board PCM-5895
Write_Configuration_Data ENDP
Superio_Set_Reg proc near
push ax
MOV DX,WORD PTR CS:[Cfg_Port+04h]
mov al,cl
out dx,al
pop ax
inc dx
out dx,al
ret
Superio_Set_Reg endp.Set_Logic_Device proc near
Set_Logic_Device proc near
push ax
push cx
xchg al,cl
mov cl,07h
call Superio_Set_Reg
pop cx
pop ax
ret
Set_Logic_Device endp
;Select 02Eh->Index Port, 02Fh->Data Port
Appendix A Programming the Watchdog Timer A - 9
Compact Board PCM-5895
Cfg_Port DB 087h,001h,055h,055h
DW 02Eh,02Fh
END Main
Note: Interrupt level mapping
0Fh-Dh: not valid
0Ch: IRQ12
03h: IRQ3
02h: not valid
01h: IRQ1
00h: no interrupt selected
.
.
Appendix A Programming the Watchdog Timer A - 10
Compact Board PCM-5895
Appendix
B
I/O Information
Appendix B I/O Information B - 1
Compact Board PCM-5895
B.1 I/O Address Map
Address Description User Address
000-01F DMA Controller #1 000-000F
020-03F Interrupt Controller #1, Master 020-021
040-05F System Time 040-043
060-06F 8042 (Keyb oard Controller) 060-064
070-07F
080-09F DMA Page Register 080-08F
0A0-0BF Interrupt Controller #2 0A0-0A1
0C0-0DF DMA Controller #2 0C0-0DF
0F0-0FF Math Coprpcessor 0F0-0FF
1F0-1F7 Primary IDE Channel 1F0-1F7
2E8-2EF Serial Port 4 2E8-2EF
2F8-2FF Serial Port 2 2F8-2FF
378-37F Parallel Printer Port 1 378-37F
3B0-3DF EGA / VGA card 3B0-3DF
3E8-3EF Serial Port 3 3E8-3EF
3F8-3FF Serial Port 1 3F8-3FF
Real time Clock, NMI (non-maskable
Interrupt) Mask
070-073
st
B.2 1
MB Memory Address Map
Memory Address Description
00000-9FFFF System memory
A0000-BFFFF VGA buffer
C0000-CBFFF VGA BIOS
E0000-FFFFF System BIOS
Appendix B I/O Information B - 2
Compact Board PCM-5895
B.3 IRQ Mapping Chart
IRQ0 System Timer IRQ8 System CMOS / Real
time clock
IRQ1 Keyboard IRQ9 Microsoft ACPI –
Compliant system
IRQ2 Cascade to IRQ ControllerIRQ10 COM3
IRQ3 COM2 IRQ11 COM4
IRQ4 COM1 IRQ12 PS/2 mouse
IRQ5 Unused IRQ13 FPU
IRQ6 Floppy IRQ14 Primary IDE
IRQ7 Printer IRQ15 Reserved
B.4 DMA Channel Assignments
DMA Channel F unction
0 Available
1 Available
2 Floppy
3 Available
Appendix B I/O Informaion B - 3
Compact Board PCM-5895
x Appendi
C
Mating Connecotor
Appendix C Mating Connector C - 1
Compact Board PCM-5895
C.1 List of Mating Connectors and Cables
The table notes mating connectors and available cables.
Connector
Label
CN1 System
CN2 IrDA
CN4 CAN BUS
CN6 USB Port
Function
FAN
#1 and
Port #2
Mating Connector
VendorModel no
凱迅
Catch
致威
JIH VEI
致威
JIH VEI
致威
JIH VEI
【2.54mm】
1190-700-03S(or
compatible)
【2.54mm】
21B12564-06S10B-
01G-6/3(or
compatible)
【2.0mm】
21B22050-04S10B-
01G-4/2.8(or
compatible)
【2.0mm】
21B22050-10S10B-
01G-4/2.8(or
Available
Cable
USB
Cable
Cable P/N
1709100201
CN7 Front
Panel
CN8 USB Port
Appendix C Mating Connector C - 2
凱迅
Catch
致威
compatible)
【2.54mm】
1130-010-10S(or
compatible)
【2.0mm】
USB 1709100201
Compact Board PCM-5895
#3 and
JIH VEI 21B22050-10S10B-
Cable
Port #4
CN9 PC-104 /
ISA
Interface
CN9 PC-104 /
ISA
Interface
CN10 ATX Power
Socket
CN11(Opti
on)
AT Power
Socket
CN12 IDE Hard
Drive
凱迅
Catch
凱迅
Catch
凱迅
Catch
何迪
HO-BASE
凱迅
Catch
01G-4/2.8(or
compatible)
【3.40mm】
1232-251-40(or
compatible)
【3.40mm】
1232-251-64(or
compatible)
【3.50mm】
1121-700-20S(or
compatible)
【3.96mm】
401-12T(or
compatible)
【2.54mm】
1137-020-40SA(or
IDE Cable 1701400453
CN13 LAN1 LED
凱迅
Catch
CN14 CRT
Display
凱迅
Catch
compatible)
【2.0mm】
1140-010-06S(or
compatible)
【2.54mm】
1137-000-16S(or
compatible)
CRT
1701150150
Cable
Appendix C Mating Connector C - 3
Compact Board PCM-5895
CN15 Audio
Input/Outp
ut/CDin/MI
C
凱迅
Catch
【2.54mm】
1137-000-14S(or
compatible)
Audio
Cable
1700140163
CN16 Parallel
Port
CN17 KB/MS
Connector
CN18 Digital I/O
凱迅
Catch
凱迅
Catch
致威
JIH VEI
CN19 Serial Port
凱迅
Catch
CN20 Floppy
凱迅
Catch
【2.54mm】
1137-000-26S(or
compatible)
【2.54mm】
1130-010-08SA(or
compatible)
【2.0mm】
21B22050-10S10B-
01G-4/2.8(or
compatible)
【2.54mm】
1137-000-40S(or
compatible)
【2.54mm】
1137-000-34S(or
Parallel
1701260301
Port
Cable
Keyboard
&
1700080204
Mouse
Cable
Serial
1701400180
Port
Cable
Floppy
1701340700
Cable
CN22 LVDS1
Connector
Appendix C Mating Connector C - 4
創維
ComWeal
compatible)
【1.25mm】
103-303M(or
compatible)
Compact Board PCM-5895
CN23 TFT LCD
創維
【1.25mm】
Connector
CN24 LVDS2
Connector
CN25 LAN2 LED
CN26 LAN2
Connector
CN27 LCD
Inverter
Connector
ComWeal
創維
ComWeal
凱迅
Catch
致威
JIH VEI
21B22050-10S10B-
凱迅
Catch
103-403M(or
compatible)
【1.25mm】
103-303M(or
compatible)
【2.0mm】
1140-010-06S(or
compatible)
【2.0mm】
01G-4/2.8(or
compatible)
【2.0mm】
1192-700-05S(or
compatible)
LAN
1700100200
Cable
Appendix C Mating Connector C - 5
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