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System Components

Chapter 2

Embedded and Industrial Computing

Block Diagram

The block diagram depicts the relationships among the

interfaces and modules on the motherboard..

Processor

Intel

D2550

(BGA)

LEB-2250

DC-in

18~36V

(2pin terminal block with

lock)

LEK-IOA4

Serial Port

2x DB-9 for RS-232

USB

USB 2.0

Type A x2

PCH

NM10

DDR3 800/1067

1x SO-DIMM up to 4GB

Fintek

81865

H/W Monitor

WDT

SATA

USB

Flash BIOS

SPI

Mini-PCIe Socket with

SIM card Reader

GbE Controller

Intel 82583V

2x PCIe

LAN1

RJ-45

USB 2.0

Type A x 4

SATA Connector

2x SATA connectors

USB

VGA

Up to 1920x1200

1x 2.5" HDD/SSD

LAN2

RJ-45

DVI-D

Up to 1920x1200

Serial Port

2x DB-9 for RS-232/422/485

with hardware auto flow

control

Half-mini PCIe Slot

PCIe

USB

Summary of Contents for LEC-2250

Page 1: ...Embedded Industrial Computing Hardware Platforms for Embedded and Industrial Computing LEC 2250 Preliminary User s Manual Publication date 2013 01 24...

Page 2: ...iginal manufacturer assumes no responsibility for its use nor for any infringements upon the rights of third parties that may result from such use Acknowledgement Intel Pentium and Celeron are registe...

Page 3: ...rs for board LEK IOA4 10 Internal Connectors and Jumpers 11 Connectors and Jumpers List 12 Jumper Settings 13 Chapter 4 Hardware Setup 18 Preparing the Hardware Installation 18 Installing the System M...

Page 4: ...nectors one comes with a SIM card reader for wireless Internet and wireless LAN connection System Specification Dimensions WxHxD 273 8x60x144mm 10 78 x2 36 x5 67 Processor Intel ATOM D2550 1 86GHz CPU...

Page 5: ...0W1N0002001 2 pin Female Terminal Block P N 04AW20023Z101 Mini PCIe module screws P N 070W101000401 Drivers and User s Manual CD P N S09OADA19H100 Optional Accessories The system has a variety of opti...

Page 6: ...5 System Components Chapter 2 Embedded and Industrial Computing Chapter 2 System Components System Drawing Mechanical dimensions of the LEC 2250 Unit mm...

Page 7: ...l Port 2x DB 9 for RS 232 USB USB 2 0 Type A x2 PCH NM10 DMI2 x4 DDR3 800 1067 1x SO DIMM up to 4GB Fintek 81865 H W Monitor WDT SATA USB Flash BIOS SPI Mini PCIe Socket with SIM card Reader GbE Contr...

Page 8: ...Both LAN ports are provided by Intel 82583V The 82583V supports PXE remote boot LINK ACT Yellow On Flashing The port is linking and active in data transmission Off The port is not linking SPEED Green...

Page 9: ...1 on page 16 R2 VGA Port The displays can support VGA up to 2048x1536 resolution VGA1 on page 14 R3 Serial Ports COM1 and COM2 Serial ports through the DB 9 connector Both COM1 and COM2 support RS 232...

Page 10: ...al Computing Chapter 3 Board Layout External Connectors The following picture highlights the location of the external ports Refer to the table 3 1 Connector List for more details LANB2 J3 U45 CN4 LANB...

Page 11: ...dustrial Computing External Connectors for board LEK IOA4 The following picture highlights the location of the external ports for the daughter board LEK IOA4 Refer to the table 3 2 Connector List for...

Page 12: ...Internal Connectors and Jumpers The following picture highlights the location of internal connectors and jumpers Refer to the table 3 1 Connector List for more details LEB 7050 CN1 CN3 FAN1 JP1 MPCIE...

Page 13: ...er Connector P14 FAN1 Fan Connector P16 J3 Line Out Audio Jack P13 J4 Mic in Audio Jack P13 JP1 Clear CMOS Jumper P14 JP2 Hardware or Software Reset Selection Jumper P16 LANB1 Ethernet Port 1 P14 LANB...

Page 14: ...guration Serial Port 0 1 Driver RS232 or RS485 Jumper Settings Microphone in Audio Jack J4 Line out Audio Port J3 RS 232 422 485 Serial Port COM1 and COM2 with hardware auto flow control It is a RS 23...

Page 15: ...3 Blue Color Signal 8 GND 13 HSYNC 4 NC 9 VGA power 14 VSYNC 5 GND 10 GND 15 DDC CLK Serial ATA Connector SATA1 It is for connecting a 2 5 harddisk to serve as your system s storage It can support SA...

Page 16: ...7 CLKREQ 33 PETp 8 NC 34 GND 9 GND 35 GND 10 NC 36 USB_D 11 REFCLK 37 RSV5 12 NC 38 USB_D 13 REFCLK 39 RSV6 14 NC 40 GND 15 GND 41 RSV7 16 NC 42 LED_WWAN 17 RSV3 43 RSV8 18 GND 44 NC LED_WLAN 19 RSV4...

Page 17: ...D7 31 CF_DD15 7 CF_DCS0 32 CF_DCS1 8 A10 GND 33 VS1 9 OE GND 34 CF_DIOR 10 A9 GND CF_SATA_RXP 35 CF_DIOW 11 A8 GND CF_SATA_RXN 36 WE VCC3 12 A7 GND 37 CF_IRQ 13 VCC 38 VCC 14 A6 GND 39 CSEL GND 15 A5...

Page 18: ...It is a RS 232 422 485 port through the D SUB9 connector Dual USB Port Connector 0 and 1 USB1 Pin No Pin Name 1 DC_GND 2 DC_IN 2 1 6 7 8 9 1 2 3 4 5 Pin No Pin Name RS 232 RS 422 RS 485 1 DCD TXD DAT...

Page 19: ...r supply and some internal circuitry remain active until AC power is removed Unpower the LEC 2250 and remove the power cord 1 Unscrew the 4 rubber feet from the bottom cover of 2 the LEC 2250 System O...

Page 20: ...er You should feel a click when the SIM card is locked securely in the reader Installing theWireless 3G Module Align the wireless module s cutout with the Mini PCIe 1 slot notch Insert the wireless mo...

Page 21: ...ial Computing Note There is an optional heat sink that can be installed on top on these components as shown in the following picture Installing SIM Card Installing 3G and Wi Fi module on the PCIe sock...

Page 22: ...for the anchor in the surface on the 1 wall Then press the anchor into the hole until it is flush with 2 the surface You may need a hammer to tap the wall anchor Use a screwdriver to screw the thread...

Page 23: ...a human operator had cycled the power For sample watchdog code see Watch dog and DIO folder in the Driver and Manual CD Driver Installation Before you could access or control the operation of the wat...

Page 24: ...listed 4 under the Non Plug and Play Drivers If not click the San for hardware changes button from the tool bar Sample Program Via the Demo Program Enter the number of seconds to start count down befo...

Page 25: ...value n F81865_test WirelessLED port_number value n F81865_test WatchDog seconds n F81865_test CaseOpen n F81865_test CaseOpen_Clear n F81865_test Sleep milliseconds n n Argement n DIO_IN Read state f...

Page 26: ...on generate by common function definition GPIO_OUT mDIO_ OUT DIO_OUT Write_DIO G P I O _ O U T mPIO DIO_OUT PIO G P I O _ O U T mRunLED RunLED RunLED G P I O _ O U T mAlarmLED AlarmLED AlarmLED GPIO_O...

Page 27: ...METER_HELP if argc 3 CheckNumeric argv 2 int nValue atoi argv 2 WatchDog_Enable nValue int nLeft WatchDog_GetLeft printf Watchdog timer left d seconds n nLeft return nLeft Argument function mapping ty...

Page 28: ...argument if argc 2 RETMSG 1 PARAMETER_HELP Find the match argument and execute the mapping function for int i 0 i num i if stricmp argv 1 c2f i szCmd 0 return c2f i function argc argv No match argumen...

Page 29: ...will be returned at customer s expense The following conditions are excluded from this 5 warranty Improper or inadequate maintenance by the customer Unauthorized modification misuse or reversed engin...

Page 30: ...ing by Air Freight Sea Express ___ Others ________________ Item Model Name Serial Number Configuration Item Problem Code Failure Status Problem Code 01 D O A 02 Second Time R M A 03 CMOS Data Lost 04...

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