Copyright Notice
Except for the accessories attached to the product as specified herein, what is
contained in this User Manual does not represent the commitments of EVOC
Company. EVOC Company reserves the right to revise this User Manual, without
prior notice, and will not be held liable for any direct, indirect, intended or unintended
losses and/or hidden dangers due to installation or improper operation.
Before purchasing, please have a detailed understanding of the product performance
to see whether it meets your requirements.
EVOC is a registered trademark of EVOC Intelligent Technology Co., Ltd. All
trademarks, registered trademarks, and trade names used in this User Guide are the
property of their respective owners.
EVOC Intelligent Technology Co., Ltd. ©2008, Copyright Reserved. No part of this
manual may be reproduced in any form or by any means, electronic or mechanical,
without permission in writing from EVOC.
Safety Instructions
1. Before handling your motherboard, read the instructions and safety guidelines
on the following pages to prevent damage to the product and to ensure your own
personal safety;
2. Any boards or cards not ready to be installed shall be kept in the anti-static
packaging;
3. Before taking board or card from anti-static packaging, put your hand on
grounded metal object for a while (about 10 seconds) to eliminate static on your
body;
4. While fetching a board or card, please wear static protective gloves; hold a
board by its edges or by its metal mounting bracket;
5. Before inserting, removing or re-configuring motherboard or expansion card,
first disconnect the computer and peripherals from their power sources;
6. Before removing boards or computer, first turn off all power resources and
disconnect the power cord from power source;
7. For PC Box products, when inserting or removing boards, first disconnect the
computer and peripherals from their power sources;
8. Before you connect or unplug any equipment, make sure all power cords are
unplugged in advance;
9. To avoid unnecessary damage caused by turning on/off computer frequently,
wait at least 30 seconds before re-turning on the computer.
Contents
Chapter 1 Product Introduction ..................................................................................... 1
Overview .................................................................................................................. 1
Environment and Dimensions .................................................................................. 1
Typical Power Consumption .................................................................................... 2
CPU .......................................................................................................................... 2
Chipset ..................................................................................................................... 2
System Memory ....................................................................................................... 2
LAN ......................................................................................................................... 2
IDE Function ............................................................................................................ 2
Video Function ......................................................................................................... 2
Audio Function ........................................................................................................ 3
I/O Function ............................................................................................................. 3
Expansion Bus ......................................................................................................... 3
Watchdog Function .................................................................................................. 3
Chapter 2 Installation .................................................................................................... 4
Product Outline ........................................................................................................ 4
The Locations of Interfaces ...................................................................................... 5
Jumper Settings ........................................................................................................ 6
SATA Interface ......................................................................................................... 7
Hot-swap of SATA Hard Disk .................................................................................. 7
USB Interface ........................................................................................................... 9
Serial Ports ............................................................................................................. 10
Parallel Port ............................................................................................................ 11
LAN Port ................................................................................................................ 11
Video Interface ....................................................................................................... 12
CF Card .................................................................................................................. 13
PCI Slot .................................................................................................................. 14
PCIE X1 Slots ........................................................................................................ 15
Audio Interface ...................................................................................................... 15
Fan Interface .......................................................................................................... 16
Power Interface ...................................................................................................... 16
Digital I/O Interface ............................................................................................... 16
Status Indicator Interface ....................................................................................... 17
Chapter 3 BIOS Setup ................................................................................................ 18
Appendix .................................................................................................................... 19
Watchdog Programming Guide .............................................................................. 19
GPIO Programming Guide ..................................................................................... 23
I/O Address Map .................................................................................................... 28
IRQ Assignment Table ........................................................................................... 29
Chapter 1 Product Introduction
EC5-1812CLDNA(B)
- 1 -
Chapter 1 Product Introduction
Overview
EC5-1812CLDNA is an embedded motherboard conforming with 5.25〞single board
structure, with high performance and low cost.
The motherboard supports Intel® Atom™ N230 or Intel® Atom™ N270 CPU with
945GC + ICH7 chipset. It is on board 1GB memory and provides VGA + LVDS
dual display interface to meet different video requirements. It also provides CF card,
SATA interfaces，abundant I/O ports and PCI expansion interfaces.
The motherboard adopts 5.25〞single board structure, which could meet the
requirement of industry eager for miniaturization, such as face recognition terminal,
advertisement player, off-line IC card intelligent consumption system, portable PC
and so on. The product could be widely used to configure intranet, extranet,
demilitarized zone and network controlling port to meet increased requirement of a
new generation product for bandwidth and reliability.
Environment and Dimensions
Operating Environment:
Temperature: 0°C～60°C
Humidity: 5%～90% (Non-condensing);
Storage Temperature:
Temperature: -20°C～70°C;
Humidity: 5%～95%(Non-condensing);
Dimension: 203.20mm ×146.05mm.
Chapter 1 Product Introduction
- 2 -
EC5-1812CLDNA(B)
Typical Power Consumption
CPU: on board Intel® Atom™ N230/N270 1.6G
Memory: on board 1G Samsung memory IC
+5V@2.17A; +5%/-3%;
+3.3[email protected]; +5%/-3%;
+12[email protected]; +5%/-3%;
CPU
Intel® Atom™ N230 1.6GHZ，533MHz FSB BGA437 CPU or Intel® Atom™
Processor N270 (512K Cache，1.60 GHz， 533 MHz FSB) CPU。
Chipset
Intel® 945GC + Intel® ICH7.
System Memory
Support DDRⅡ 533MHz memory, on board 1GB memory
LAN
On board one 10/100/1000Mbps Ethernet controller.
IDE Function
One Compact Flash interface; two SATA interfaces
Video Function
Integrate inside Intel 945GC system; support VGA interface; realize VGA + LVDS
dual-display via SDVO-LVDS chip; and LVDS supports 24-bit dual-channel screen
design.
Chapter 1 Product Introduction
EC5-1812CLDNA(B)
- 3 -
Audio Function
Integrate one standard HDA sound chip on-board, which provides excellent sound
effect.
I/O Function
One high-speed parallel port, support SPP/EPP/ECP standard;
Six USB2.0 interfaces;
Four RS-232 interfaces among which COM1/COM2 could support
RS-422/RS-485 mode;
One 8-lane digital IO Interface (4I/4O).
Expansion Bus
One PCI slot, one PCIE X1 slot. PCI slot could be used independently or to expand 3
PCI devices via PCI transfer card.
Watchdog Function
255 levels, programmable per second;
Overtime interrupt or system reset.
Chapter 2 Installation
- 6 -
EC5-1812CLDNA(B)
Jumper Settings
1. JCC1: Clear/Keep CMOS Settings
CMOS is powered by the button battery on board. Clear CMOS will restore
original settings (factory default). The steps are listed as follows:
(1) Turn off the computer and unplug the power cable;
(2) Instantly short JCC1;
(3) Turn on the computer;
(4) Follow the hint on screen to enter BIOS setup when starting the computer, load
optimized defaults;
(5) Save and exit setup mode
JCC1
Setup Function
1-2 Open Normal (Default)
1-2 Short Clear the content of CMOS, all the BIOS setting
resume to factory default value.
2. CF Card Voltage Selection
JCF1
Setup Function
1-2 Short +3.3V (Default)
2-3 Short +5V
3. LCD Operating Voltage Selection
JLCD1
Setup Function
1-2 Short +3.3V (Default)
2-3 Short +5V
4. Serial Ports RS232/RS422/RS485 Mode Selection
COM1 and COM2 support RS-232/RS-422/RS-485, optional, among which COM1
selects mode via JP1~JP5 setup, while COM2 selects mode via JP6~JP10 setup.
Detailed setup is as follows:
Chapter 2 Installation
EC5-1812CLDNA(B)
- 7 -
JP1/JP6
JP2~JP5/JP7~JP10
Pin Setup Mode Selection
RS-232 RS-422 RS-485
JP1/JP6 1-2 5-6 3-4
JP2/JP7 1-2 2-3 2-3
JP3/JP8 1-2 2-3 2-3
JP4/JP9 1-2 2-3 2-3
JP5/JP10 1-2 2-3 2-3
SATA Interface
SATA1,SATA2
Pin Signal Name
1 GND
2 TX+
3 TX-
4 GND
5 RX-
6 RX+
7 GND
Hot-swap of SATA Hard Disk
Notice for hot-swap of SATA hard disk:
(1) The hard disk shall support SATA 2.0 and use 15 pin SATA hard disk power.
(2) The driver of chipset shall support the hot-swap SATA hard disk.
(3) Hot-swap of SATA hard disk with operating system in is forbidden when
system is power-on.
Chapter 2 Installation
- 8 -
EC5-1812CLDNA(B)
Please carry out hot plug as follows, improper operation may destroy the hard disk or
result in data lost.
Hot Plug:
Step1: Please plug the 1 x 4 pin SATA power cable (white) into the power adapter.
Step2: Please connect the SATA data cable to the SATA interface of main board.
Step3: Please connect the 15-pin SATA power cable (black) to the SATA hard disk.
SATA Data Cable
SATA Power Cable
Chapter 2 Installation
EC5-1812CLDNA(B)
- 9 -
Step4: Please connect the SATA data cable to the SATA hard disk.
Hot Unplug
Step1: Uninstall the hard disk from the device manager.
Step2: Unplug the data cable from the SATA hard disk.
Step3: Unplug the SATA 15-pin power cable (black) from the SATA hard disk.
USB Interface
This motherboard provides USB interfaces in three sets, which could be connected
with 6 standard USB devices.
USB1～USB3
Pin Signal Name Pin Signal Name
1 +5V 2 +5V
3 USB1_Data- 4 USB2_Data-
5 USB1_Data+ 6 USB2_Data+
7 GND 8 GND
9 NC 10 GND_CHASSIS
Chapter 2 Installation
- 10 -
EC5-1812CLDNA(B)
Serial Ports
The motherboard provides 4 serial ports, all of which are standard 2 x 5-pin box
interfaces and need to be fixed onto the chassis via transfer cable to connect with
peripheral equipment. COM1 and COM2 support optional RS-232/RS-422/RS-485,
COM3 and COM4 support RS-232 mode.
COM1/COM2
Pin Signal Name
RS-232 RS-422 RS-485
1 DCD# TXD- Data-
2 RXD TXD+ Data+
3 TXD RXD+ X
4 DTR# RXD- X
5 GND GND GND
6 DSR# X X
7 RTS# X X
8 CTS# X X
9 RI# X X
10 NC NC NC
COM3/COM4
Pin Signal Name
1 DCD#
2 RXD
3 TXD
4 DTR#
5 GND
6 DSR#
7 RTS#
8 CTS#
9 RI#
10 NC
Chapter 2 Installation
EC5-1812CLDNA(B)
- 11 -
Parallel Port
Standard 26-pin parallel port, it could be connected with peripheral equipment
according to your requirement.
LPT1
Pin Signal Name Pin Signal Name
1 STB# 2 AFD#
3 PD0 4 ERR#
5 PD1 6 INIT#
7 PD2 8 SLIN#
9 PD3 10 GND
11 PD4 12 GND
13 PD5 14 GND
15 PD6 16 GND
17 PD7 18 GND
19 ACK# 20 GND
21 BUSY 22 GND
23 PE 24 GND
25 SLCT 26 NC
LAN Port
Provide one on-board 10/100/1000M LAN port. It is a 2×7-pin interface, which
requires transfer cable to fix the interface onto the chassis and then connect with
peripheral equipment. The pin arrangement and its corresponding input socket are
showed as follows:
LAN1
Pin Signal Name Pin Signal Name
1 MX0 2 MX0-
3 MX1+ 4 MX1-
5 MX2+ 6 MX2-
7 MX3+ 8 MX3-
9 GND 10 GND
11 LINK_LED+ 12 LINK_LED-
13 ACT_LED+ 14 ACT_LED-
Chapter 2 Installation
- 12 -
EC5-1812CLDNA(B)
Video Interface
1. 10-Pin VGA Interface
It requires transfer cable to connect with standard VGA device and its pin
definitions are as follows:
VGA1
Pin Signal Name Pin Signal Name
1 VSYNC 2 HSYNC
3 DDCDATA 4 Red
5 DDCCLK 6 Green
7 +5V 8 Blue
9 GND 10 GND
2. 24-bit Dual-scan LVDS Interface
LVDS1
Pin Signal Name Pin Signal Name
1 LVDSO_D0+ 2 LVDSO_D0-
3 GND 4 GND
5 LVDSO_D1+ 6 LVDSO_D1-
7 GND 8 GND
9 LVDSO_D2+ 10 LVDSO_D2-
11 GND 12 GND
13 LVDSO_CLK+ 14 LVDSO_CLK-
15 GND 16 GND
17 LVDSO_D3+ 18 LVDSO_D3-
19 VDD 20 VDD
LVDS2
Pin Signal Name Pin Signal Name
1 LVDSE_D0+ 2 LVDSE_D0-
3 GND 4 GND
5 LVDSE_D1+ 6 LVDSE_D1-
7 GND 8 GND
9 LVDSE_D2+ 10 LVDSE_D2-
11 GND 12 GND
13 LVDSE_CLK+ 14 LVDSE_CLK-
15 GND 16 GND
17 LVDSE_D3+ 18 LVDSE_D3-
19 VDD 20 VDD
Chapter 2 Installation
EC5-1812CLDNA(B)
- 13 -
CF Card
Compact Flash card is a rapid storage, which is small in size and easy to use. Its
storage capacity varies with different cards, like 128M, 256M, etc. CF card could only
be inserted in one direction.
Pin Signal Name Pin Signal Name
1 GND 26 CD1#
2 D3 27 D11
3 D4 28 D12
4 D5 29 D13
5 D6 30 D14
6 D7 31 D15
7 CS0# 32 CS1#
8 GND 33 VS1#
9 ATASEL# 34 IOR#
10 GND 35 IOW#
11 GND 36 WE#
12 GND 37 IRQ
13 VCC 38 VCC
14 GND 39 CSEL#
15 GND 40 VS2#
16 GND 41 RESET#
17 GND 42 IORDY
18 A2 43 DREQ
19 A1 44 DACK#
20 A0 45 DASP#
21 D0 46 ATA66_DET
22 D1 47 D8
23 D2 48 D9
24 WP/IOCS16# 49 D10
25 CD2# 50 GND
Chapter 2 Installation
- 14 -
EC5-1812CLDNA(B)
PCI Slot
Marked as PCI1 in figures
Pin Signal Name Pin Signal Name Pin Signal Name Pin Signal Name
A1 TRST# A31 PCI_AD18 B1 -12V B31 +3.3V
A2 +12V A32 PCI_AD16 B2 TCK B32 PCI_AD17
A3 TMS A33 +3.3V B3 GND B33 PCI_C/BE#2
A4 TDI A34 PCI_FRAME# B4 TDO B34 GND
A5 +5V A35 GND B5 +5V B35 PCI_IRDY#
A6 INTA# A36 PCI_TRDY# B6 +5V B36 +3.3V
A7 INTC# A37 GND B7 INTB# B37 PCI_DEVSEL#
A8 +5V A38 PCI_STOP# B8 INTD# B38 GND
A9 CLK_PCI2 A39 +3.3V B9 PCI_REQ3# B39 PCI_PLOCK#
A10 +5V A40 SDONE B10 PCI_REQ1# B40 PCI_PERR#
A11 CLK_PCI3 A41 SBO# B11 PCI_GNT3# B41 +3.3V
A12 GND A42 GND B12 GND B42 PCI_SERR#
A13 GND A43 PCI_PAR B13 GND B43 +3.3V
A14 PCI_GNT1# A44 PCI_AD15 B14 CLK_PCI0 B44 PCI_C/BE#1
A15 PCI_RST# A45 +3.3V B15 GND B45 PCI_AD14
A16 +5V A46 PCI_AD13 B16 CLK_PCI1 B46 GND
A17 PCI_GNT0# A47 PCI_AD11 B17 GND B47 PCI_AD12
A18 GND A48 GND B18 PCI_REQ0# B48 PCI_AD10
A19 PCI_REQ2# A49 PCI_AD9 B19 +5V B49 GND
A20 PCI_AD30 A50 PCI_C/BE#0 B20 PCI_AD31 B50 PCI_AD8
A21 +3.3V A51 +3.3V B21 PCI_AD29 B51 PCI_AD7
A22 PCI_AD28 A52 PCI_AD6 B22 GND B52 +3.3V
A23 PCI_AD26 A53 PCI_AD4 B23 PCI_AD27 B53 PCI_AD5
A24 GND A54 GND B24 PCI_AD25 B54 PCI_AD3
A25 PCI_AD24 A55 PCI_AD2 B25 +3.3V B55 GND
A26 PCI_GNT2# A56 PCI_AD0 B26 PCI_C/BE#3 B56 PCI_AD1
A27 +3.3V A57 +5V B27 PCI_AD23 B57 +5V
A28 PCI_AD22 A58 PCI_REQ64# B28 GND B58 PCI_ACK64#
A29 PCI_AD20 A59 +5V B29 PCI_AD21 B59 +5V
A30 GND A60 +5V B30 PCI_AD19 B60 +5V
Chapter 2 Installation
EC5-1812CLDNA(B)
- 15 -
PCIE X1 Slots
Marked as PCIE1 in figures
Pin Signal Name Pin Signal Name
B1 +12V A1 PRSNT1#
B2 +12V A2 +12V
B3 RSVD A3 +12V
B4 GND A4 GND
B5 SMCLK A5 TCK
B6 SMDAT A6 TDI
B7 GND A7 TDO
B8 +3.3V A8 TMS
B9 TRST# A9 +3.3V
B10 +3.3Vaux A10 +3.3V
B11 WAKE# A11 PWRGD
B12 RSVD A12 GND
B13 GND A13 REFCLK+
B14 PETp0 A14 REFCLK-
B15 PETn0 A15 GND
B16 GND A16 PERp0
B17 PRSNT2# A17 PERn0
B18 GND A18 GND
Audio Interface
AUDIO1
Pin Signal Name Pin Signal Name
1 LOUT_R 2 LOUT_L
3 GND_AUDIO 4 GND_AUDIO
5 LIN_R 6 LIN_L
7 GND_AUDIO 8 GND_AUDIO
9 MIC_L 10 MIC_R
Chapter 2 Installation
- 16 -
EC5-1812CLDNA(B)
Fan Interface
The current for fan shall not exceed 350 mA (4.2W, 12V);
Please confirm that the fan cable complies with the socket cable. Power cable
(usually red) is in the middle position. In addition, please pay attention to the
earth cable (usually black) and fan rev output impulse signal cable (other
colors). It is recommended to use a fan with rev speed detection.
Adjust the fan’s airflow to the direction of heat venting.
SYSFAN1
Pin Signal Name
1 GND
2 +12V
3 FAN_IO
4 FAN_PWM
FAN_IO: fan rev impulse output; FAN_PWM: fan rev PWM control
Power Interface
10-PIN ATX power interface
PWR1
Pin Signal Name Pin Signal Name
1 PS_ON# 6 +5VSB
2 GND 7 +5V
3 GND 8 +5V
4 +12V 9 -12V
5 +3.3V 10 GND
Digital I/O Interface
Provide with 4-lane I/O GPIO interface.
GPIO1
Pin Signal Name Pin Signal Name
1 INPUT1 2 OUTPUT1
3 INPUT2 4 OUTPUT2
5 INPUT3 6 OUTPUT3
7 INPUT4 8 OUTPUT4
9 GND 10 NC
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