ICP Electronics ROCKY-3785EV Serial User manual

August 28, 2003
@Copyright 2003 by ICP Electronics Inc. All Rights Reserved.
ROCKY-3785EV/EVG
Serial
Socket 370 bases SBC
With Gigabit, 10/100Mbps
Ethernet, VGA, Audio
User Manual
Version 1.1

2
Copyright Notice
The information in this document is subject to change
without prior notice in order to improve reliability, design
and function and does not represent a commitment on
the part of the manufacturer.
In no event will the manufacturer be liable for direct,
indirect, special, incidental, or consequential damages
arising out of the use or inability to use the product or
documentation, even if advised of the possibility of such
damages.
This document contains proprietary information
protected by copyright. All rights are reserved. No part
of this manual may be reproduced by any mechanical,
electronic, or other means in any form without prior
written permission of the manufacturer.
Trademarks
ROCKY-3785EV/EVG is registered trademarks of ICP
Electronics Inc., IBM PC is a registered trademark of
International Business Machines Corporation. Intel is a
registered trademark of Intel Corporation. Award is
registered trademarks of Award Software International,
Inc. Other product names mentioned herein are used for
identification purposes only and may be trademarks
and/or registered trademarks of their respective
companies.

3
Table of Contents
CHAPTER 1. INTRODUCTION............................ 5
1.1 SPECIFICATIONS........................................................ 6
1.2 PACKAGE CONTENTS ................................................... 8
CHAPTER 2. INSTALLATION ............................. 9
2.1 ROCKY-3785EVG'S LAYOUT ....................................... 9
2.2 CLEAR CMOS SETUP ................................................ 11
2.3 BIOS PROTECTION SETTING ....................................... 11
2.4 KEYBOARD POWER SELECTION ..................................... 11
2.5 COMPACT FLASH CARD MASTER/SLAVE MODE SETTING ........ 12
CHAPTER 3. CONNECTION.............................. 13
3.1 FLOPPY DISK DRIVE CONNECTOR .................................. 13
3.2 ULTRA ATA33/66/100 IDE DISK DRIVE CONNECTOR ........ 14
3.3 PARALLEL PORT....................................................... 15
3.4 SERIAL PORTS ........................................................ 16
3.5 KEYBOARD CONNECTOR ............................................. 17
3.6 USB PORT CONNECTOR ............................................. 18
3.7 IRDA INFRARED INTERFACE PORT ................................. 18
3.8 FAN CONNECTOR ..................................................... 19
3.9 LAN RJ45 CONNECTOR ............................................ 19
3.10 VGA CONNECTOR.................................................... 20
3.11 AUDIO CONNECTORS ................................................ 21
3.12 COMPACT FLASH STORAGE CARD SOCKET (OPTIONAL) ......... 22
3.13 EXTERNAL SWITCHES AND INDICATORS ........................... 23
3.14 ATX POWER CONNECTOR ........................................... 24
CHAPTER 4. AWARD BIOS SETUP ................... 25
4.1 INTRODUCTION ....................................................... 25
4.2 STARTING SETUP ..................................................... 25
4.3 USING SETUP ......................................................... 26
4.4 MAIN MENU ........................................................... 27
4.5 STANDARD CMOS SETUP........................................... 30
4.6 ADVANCED BIOS FEATURES........................................ 35

4
4.7 ADVANCED CHIPSET FEATURES ..................................... 39
4.8 INTEGRATED PERIPHERALS .......................................... 42
4.9 POWER MANAGEMENT SETUP ....................................... 46
4.10 PNP/PCI CONFIGURATION SETUP ................................. 49
4.11 FREQUENCY/VOLTAGE CONTROL ................................... 51
4.12 DEFAULTS MENU ..................................................... 52
4.13 SUPERVISOR/USER PASSWORD SETTING.......................... 53
4.14 EXIT SELECTING...................................................... 54
APPENDIX A. WATCHDOG TIMER ................... 55
APPENDIX B. ADDRESS MAPPING .................. 57
IO ADDRESS MAP ............................................................ 57
1ST MB MEMORY ADDRESS MAP........................................... 58
IRQ MAPPING TABLE ........................................................ 58
DMA CHANNEL ASSIGNMENTS ............................................. 58
APPENDIX C.
HOW TO UPGRADE A NEW BIOS..................... 59
APPENDIX D. ATX POWER SUPPLY................. 62
APPENDIX E.
PCI SPECIAL EXTENSION CONNECTOR........... 64

5
Chapter 1. Introduction
Thank you for choosing the ROCKY-3785EVG socket 370 base
Single Board Computer. The ROCKY-3785EVG board is PICMG
form factor board, which comes equipped with high
performance Pentium® III, or economical Celeron Processor
with the Intel advanced chipset 815E. This product is designed
for the system manufacturers, integrators, or VARs that want to
provide all the performance, reliability, and quality at a
reasonable price.
In addition, the ROCKY-3785EVG provides on chip VGA. The
VGA, which provides up to 1600x1200 resolution. The VGA
memory is share main memory.
An advanced high performance super AT I/O chip – ITE IT8712
is used in the ROCKY-3785EVG board. Which provide two
UARTs are compatible with the NS16C550. The parallel port and
IDE interface are compatible with IBM PC/AT architecture's.
ROCKY-3785EVG have two network controller on board, uses
Intel 82801BA integrated LAN controller and National
Semiconductor DP83820 controller, a fully integrated
10/100BASE-TX, Gigabit LAN solution with high performance
networking functions and Alert-on-LAN features.
ROCKY-3785EVG uses the advanced INTEL 815E Chipset, which
support up to 133MHz FSB CPU and 133MHz SDRAM memory
modules.

6
1.1 Specifications
•CPU :
 Support socket 370 bases CPU, Celeron®
Processor, 700MHz –1.2GHz or above
 Pentium® III(FC-PGA) Processor, 1.26GHz or
above
•DMA channels : 7
•Interrupt levels : 15
•Chipset : Intel 815E
•RAM memory : Provide two 168 pin DIMM socket.
The memory capability is up to 512MB/133MHz.
•Ultra ATA/33/66/100 IDE Interface :
 Two PCI Enhance IDE channel.
 The south bridge ICH2 supports Ultra
ATA/33/66/100 IDE interface.
 To support Ultra ATA66/100 Hard disk, a
specified cable must be available.
•Floppy disk drive interface : Single 2.88 MB,
1.44MB, 1.2MB, 720KB, or 360KB floppy disk drive.
•CompactFlashTM interface : Supports
CompactFlashTM Type II socket for Compact Flash Disk
or IBM Micro Drive.
•Series ports : Two high-speed 16C550 compatible
UARTs ports
•Parallel Port :one IEEE1284 compatible Bi-
directional ports
•IrDA port : Supports Serial Infrared(SIR) and
Amplitude Shift Keyed IR(ASKIR) interface.
•USB port : Support two USB 1.0 compatible ports.

7
•Audio : onboard AC’97Codec, Supports two channel
Left/Right Line IN/OUT, and Left/Right speaker out,
MIC IN, CD IN.
•Watchdog timer : Time setting from 1 second to 255
second System Reset generate when CPU did not
periodically trigger the timer.
•VGA Controller :
 Embedded VGA controller
 Screen Resolution : up to 1600x1200 in 256
Colors at 85Hz Refresh.
•Intel 82801BA embedded LAN and NS Giga
Controller :
 IEEE 802.3u Auto-Negotiation support for
10BASE-T/100BASE-TX and 1000BASE-TX
standard.
 Fast back-to-back transmission support with
minimum interframe spacing.
 Connected to your LAN through RJ45 connector.
•Keyboard Controller: 8042 compatible for keyboard
and PS/2 mouse
•Power Consumption : 5V/9A and 12V/0.1A, as
running by PIII 933MHz and 256MB
•Operating Temperature : 0°~ 55°C ( CPU needs
Cooler)

8
1.2 Package Contents
In addition to this User's Manual, the ROCKY-3785EVG
package includes the following items:
 ROCKY-3785EV/EVG socket 370 bases Single
Board Computer
 One FDD cable
 One IDE Cable
 Keyboard / Mouse Adapter Y Cable
 One Printer Cable with bracket
 Two RS-232 serial ports Cable with bracket

9
Chapter 2. Installation
This chapter describes how to install the ROCKY-3785EV/EVG.
At first, the layout of ROCKY-3785EVG is shown, and the
unpacking information that you should be careful is described.
The jumpers and switches setting for the ROCKY-3785EVG's
configuration, such as CPU type selection, system clock setting,
and watch dog timer, are also included.
2.1 ROCKY-3785EVG's Layout
<This area is intentionally left blank>

10
ROCKY-3785EVG's Layout
CN21
11
1
CN20
FAN 2
FAN 3
INTEL 815
DIMM0
DIMM1
CPU
1
1
1
12
JP3
JP1
CN6
CN1
CN7
JP2
CN24
CN2
CN8 CN9
CN3
112
1
1
1
1
1
1
2
12
1
1
1
CN22
JP4
CN13
CN14
CN12
CN4
CN5
FAN1
CN11
CN16
CN17
CN19
CN18
1
2

11
2.2 Clear CMOS Setup
If want to clear the CMOS Setup(For example, you have
forgotten the password. What you have to do is to clear the
setup and then reset the password.),you should close JP1 for
about 3 seconds, then open again. Open JP1 as to set system
back to normal operation mode.
•JP1: Clear CMOS Setup
JP1 DESCRIPTION
1-2 Keep CMOS Setup
(Normal Operation)
2-3 Clear CMOS Setup
2.3 BIOS Protection Setting
To protect the bios from writing, place the cap on location 2-3.
•JP2 : Flash Protection Setting
JP2 DESCRIPTION
2-3 Locked
1-2 Unlocked
2.4 Keyboard Power Selection
•JP4 : Keyboard Power Selection
JP4 DESCRIPTION
1-2 VCC
2-3 5VSB

12
2.5 Compact Flash Card Master/Slave
Mode Setting
•JP3 : Master/Slave Mode Setting
JP3 DESCRIPTION
OPEN SLAVE
SHORT MASTER

13
Chapter 3. Connection
This chapter describes how to connect peripherals, switches and
indicators to the ROCKY-3785EV/EVG board.
3.1 Floppy Disk Drive Connector
ROCKY-3785EV/EVG board equipped with a 34-pin daisy-chain
driver connector cable.
•CN3 : FDC CONNECTOR
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GROUND 2 REDUCE WRITE
3 GROUND 4 N/C
5 GROUND 6 N/C
7 GROUND 8 INDEX#
9 GROUND 10 MOTOR ENABLE A#
11 GROUND 12 DRIVE SELECT B#
13 GROUND 14 DRIVE SELECT A#
15 GROUND 16 MOTOR ENABLE B#
17 GROUND 18 DIRECTION#
19 GROUND 20 STEP#
21 GROUND 22 WRITE DATA#
23 GROUND 24 WRITE GATE#
25 GROUND 26 TRACK 0#
27 GROUND 28 WRITE PROTECT#
29 N/C 30 READ DATA#
31 GROUND 32 SIDE 1 SELECT#
33 N/C 34 DISK CHANGE#
12
33 34

14
3.2 Ultra ATA33/66/100 IDE Disk Drive
Connector
You can attach two IDE( Integrated Device Electronics) hard
disk drives to the ROCKY-3785EVG IDE controller.
•CN1 ( IDE 1 ) : Primary IDE Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 RESET# 2 GROUND
3 DATA 7 4 DATA 8
5 DATA 6 6 DATA 9
7 DATA 5 8 DATA 10
9 DATA 4 10 DATA 11
11 DATA 3 12 DATA 12
13 DATA 2 14 DATA 13
15 DATA 1 16 DATA 14
17 DATA 0 18 DATA 15
19 GROUND 20 N/C
21 N/C 22 GROUND
23 IOW# 24 GROUND
25 IOR# 26 GROUND
27 N/C 28 BALE - DEFAULT
29 N/C 30 GROUND - DEFAULT
31 INTERRUPT 32 IOCS16#-DEFAULT
33 SA1 34 N/C
35 SA0 36 SA2
37 HDC CS0# 38 HDC CS1#
39 HDD ACTIVE# 40 GROUND
12
39
4
0

15
•CN7 ( IDE 2 ) : Primary IDE Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 RESET# 2 GROUND
3 DATA 7 4 DATA 8
5 DATA 6 6 DATA 9
7 DATA 5 8 DATA 10
9 DATA 4 10 DATA 11
11 DATA 3 12 DATA 12
13 DATA 2 14 DATA 13
15 DATA 1 16 DATA 14
17 DATA 0 18 DATA 15
19 GROUND 20 N/C
21 N/C 22 GROUND
23 IOW# 24 GROUND
25 IOR# 26 GROUND
27 N/C 28 BALE - DEFAULT
29 N/C 30 GROUND - DEFAULT
31 INTERRUPT 32 IOCS16#-DEFAULT
33 SA1 34 N/C
35 SA0 36 SA2
37 HDC CS0# 38 HDC CS1#
39 HDD ACTIVE# 40 GROUND
3.3 Parallel Port
This port is usually connected to a printer, The ROCKY-
3785EV/EVG includes an on-board parallel port, and accessed
through a 26-pin flat-cable connector CN9.Three modes –SPP,
EPP and ECP – are supported.
•CN9 : Parallel Port Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 STROBE# 2 DATA 0
3 DATA 1 4 DATA 2
5 DATA 3 6 DATA 4
7 DATA 5 8 DATA 6
9 DATA 7 10 ACKNOWLEDGE
11 BUSY 12 PAPER EMPTY
13 PRINTER SELECT 14 AUTO FORM FEED #
12
39
4
0

16
15 ERROR# 16 INITIALIZE
17 PRINTER SELECT LN# 18 GROUND
19 GROUND 20 GROUND
21 GROUND 22 GROUND
23 GROUND 24 GROUND
25 GROUND 26 NC
3.4 Serial Ports
The ROCKY-3785EVG offers two high speeds NS16C550
compatible UARTs with Read/Receive 16 byte FIFO serial ports.
CN2 : COM1
CN8 : COM2
•CN2 : COM1 10-pin Connector
PIN NO. DESCRIPTION
1 DATA CARRIER DETECT (DCD)
2 RECEIVE DATA (RXD)
3 TRANSMIT DATA (TXD)
4 DATA TERMINAL READY (DTR)
5 GROUND
6 DATA SET READY (DSR)
7 REQUEST TO SEND (RTS)
8 CLEAR TO SEND (CTS)
9 RING INDICATOR (RI)
10 NC
114
13 26
1
6
5
1
0

17
•CN8 : COM2 10-pin Connector
PIN NO. DESCRIPTION
1 DATA CARRIER DETECT (DCD)
2 RECEIVE DATA (RXD)
3 TRANSMIT DATA (TXD)
4 DATA TERMINAL READY (DTR)
5 GROUND
6 DATA SET READY
(DSR)
7 REQUEST TO SEND (RTS)
8 CLEAR TO SEND (CTS)
9 RING INDICATOR (RI)
10 NC
3.5 Keyboard Connector
The ROCKY-3785EVG provides 5-PIN Header and 6-PIN
keyboard/mouse connector.
•CN23 : 6-pin Mini-DIN Keyboard/Mouse Connector
PIN NO. DESCRIPTION
1 KEYBOARD DATA
2 MOUSE DATA
3 GROUND
4 +5V
5 KEYBOARD CLOCK
6 MOUSE CLOCK
•CN22 : 5-pin Keyboard/Mouse Connector
PIN NO. DESCRIPTION
1 KEYBOARD CLK
2 KEYBOARD DATA
3 N/C
4 GROUND
5 +5V
1
6
5
1
0

18
3.6 USB Port Connector
The ROCKY-3785EVG provides two USB ports.
•CN6 :
1. VCC
2. GROUND
3. DATA-
4. DATA+
5. DATA+
6. DATA-
7. GROUND
8. VCC
3.7 IrDA Infrared Interface Port
The ROCKY-3785EVG built-in a IrDA port which support Serial
Infrared (SIR) or Amplitude Shift Keyed IR(ASKIR) interface.
When use the IrDA port have to set SIR or ASKIR model in the
BIOS’s Peripheral Setup’s COM 2. Then the normal RS-232 COM
2 will be disabled.
•CN4 : IrDA connector
PIN NO. DESCRIPTION
1 VCC5V
2 N/C
3 IR-RX
4 Ground
5 IR-TX
1
2
3
4
5
7
1
8
2

19
3.8 Fan Connector
The ROCKY-3785EV/ EVG provides CPU cooling fan connector
and Giga LAN fan connector. CPU connectors can supply
12V/500mA and Giga connectors can supply 5V/500mA to the
cooling fan. The Fan’s rotation is in full speed.
•FAN1 : Giga LAN Fan Connector
PIN NO. DESCRIPTION
1 5V
Auto Detection
•FAN2/FAN3 : CPU Fan Connector
PIN NO. DESCRIPTION
3 Sensor
2 12V
1 Ground
3.9 LAN RJ45 Connector
ROCKY-3785EVG is equipped with built-in Giga and
10/100Mbps Ethernet Controller. You can connect it to your
LAN through RJ45 LAN connector. The pin assignments are
shown in the following tables:
•CN17 : LAN RJ45 Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 TX+ 5. N/C
2 TX- 6. RX-
3. RX+ 7. N/C
4. N/C 8. N/C
3 2 1

20
•CN19 : GIGA LAN RJ45 Connector
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 TXA+ ( TX+ ) 5. TXC-( N/C )
2 TXA-( TX- ) 6. TXB-( RX- )
3. TXB+( RX+ ) 7. TXD+( N/C )
4. TXC+( N/C ) 8. TXD-( N/C )
•CN12 : LAN LED Connector
1 100ACT+ 2. 100ACT-
3 100LINK+ 4. 100LINK-
5. 1G_ACT+ 6. 1G_ACT-
7. 1G_ACT+ 8. 1G_LINK-
3.10 VGA Connector
ROCKY-3785EVG built-in 15-pin VGA connector directly to your
CRT monitor.
•CN11 : 15-pin Female Connector
1 RED 2 GREEN
3 BLUE 4 NC
5 GROUND 6 GROUND
7 GROUND 8 GROUND
9 NC 10 GROUND
11 NC 12 DDC DAT
13 HSYNC 14 VSYNC
15 DDCCLK