Intel EMB-945T manual Front Panel Connector CN23, 2.36 COM2 RS-232Serial Port Connector, Signal

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2.35 Front Panel Connector (CN23)

Mini ITXE M B - 9 4 5 T

2.35 Front Panel Connector (CN23)

Pin	Signal	Pin	Signal
1	Power On Button (-)	2	Power On Button (+)
3	IDE LED (-)	4	IDE LED (+)
5	External Buzzer (-)	6	External Buzzer (+)
7	Power LED (-)	8	Power LED (+)
9	Reset Switch (-)	10	Reset Switch (+)

2.36 COM2 RS-232 Serial Port Connector

Pin	Signal	Pin	Signal
1	DCD (422TXD-/485DATA-)	2	RXD (422RXD+)
3	TXD (422TXD+/485DATA+)	4	DTR (422RXD-)
5	GND	6	DSR
7	RTS	8	CTS
9	RI

Chapter 2 Quick Installation Guide 2 - 22

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Contents EMB-945T Intel Core Duo/Solo Processor Up to 2.0 GHzMini-ITX Marvell 88E8053 Ethernet AC 97 Audio & Mini PCICopyright Notice Mini-ITXAcknowledgments Packing List Contents Chapter 2 Quick Installation GuideChapter 1 General Information Chapter 3 Award BIOS Setup Driver Installation Appendix B Programming The Watchdog TimerChapter Appendix AGeneral Information ChapterChapter 1 General Information 1.1 Introduction Chapter 1 General Information 1.2Features 1.3 Specifications SystemDisplay Page Quick Installation Guide Chapter 2 Quick Installation GuideMini ITX 2.1 Safety Precautions 2.2 Location of Connectors and Jumpers Locating Connectors and Jumpers Component SideLocating Connectors and Jumpers Solder Side 2.3Mechanical Drawing Component Side Solder Side Jumpers 2.4 List of JumpersConnectors 2.5 List of ConnectorsCN24 2.6 Setting Jumpers OpenClosed 2.7 LVDS1-LCDCN12Voltage Selection JP1 2.8 LVDS2-LCDCN10Voltage Selection JP22.9 COM2 Ring/+5V/+12V Selection JP3 2.10 LCD INVERTER Voltage Selection JP42.13 CD-INConnector CN1 2.14 Digital I/O Connector CN22.12 Clear CMOS JP6 Function2.15 TV Out Connector CN3 2.16 Internal Keyboard Connector CN48 in 8 out2.17 Fan2 Connector CN5 2.18 Audio 5.1 Channel / SPDIF Connector CN62.19 Internal Mouse Connector CN7 2.20 LCD Inverter Connector CN82.21 PCI Express Slot For AAEON CN9 2.22 LVDS2-LCDConnector CN10 2.23 DVI Connector CN112.24 LVDS1-LCDConnector CN12 2.25 COM6 RS-232Serial Port Connector CN13 2.26 COM3 RS-232Serial Port Connector CN142.27 Fan1 ConnectorCN15 Pin Signal2.28 COM5 RS-232Serial Port Connector CN16 2.29 COM4 RS-232Serial Port Connector CN172.30 IrDA Connector CN18 2.31 ATX Power Connector CN19 2.32 USB Connector CN202.33 USB ConnectorCN21 Mini ITXE M B - 9 4 5 T2.34 EIDE Connector CN22 2.35 Front Panel Connector CN23 2.36 COM2 RS-232Serial Port ConnectorAward BIOS Setup Chapter 3 Award BIOS SetupSystem configuration verification 3.1System Test and InitializationEntering Setup Standard CMOS FeaturesAdvanced BIOS Features 3.2Award BIOS SetupAdvanced Chipset Features Power Management SetupPnP/PCI Configurations Load Fail-SafeDefaultsSet Supervisor/User Password Save and Exit SetupExit Without Saving Driver Installation Chapter 4 Driver InstallationFollow the sequence below to install the drivers 4.1 Installation SetupYukonWin.exeStep 4 - Install Realtek AC97 codec Driver I/O Information AppendixAppendix A I/O Information A-1 A.1 I/O Address Map Appendix A I/O Information A-2A.2 Memory Address Map A.3 IRQ Mapping Chart Appendix A I/O Information A-3A.4 DMA Channel Assignments Appendix A I/O Information A-4Programming the Watchdog Timer Appendix B Programming the Watchdog Time B-1Configuring Sequence Description B.1 ProgrammingAppendix B Programming the Watchdog Time B-2 1 Enter the MB PnP Mode 2 Modify the Data of the Registers3 Exit the MB PnP Mode Appendix B Programming the Watchdog Timer B-3WatchDog Timer Configuration Registers Configure Control Index=02hAppendix B Programming the Watchdog Time B-4 Appendix B Programming the Watchdog Timer B-5 B.2 IT8712 Watchdog Timer Initial Program game port enable mov cl, call Set Logic Device RET Exit Configuration Mode ENDP CALL Read Configuration Data CMP AL,87hCALL Read Configuration Data CMP AL,12h Read Configuration Data PROC NEARMOV DX,WORD PTR CS Cfg Port+06h IN AL,DX RET END Main push ax push cx xchg al,cl mov cl,07hcall Superio Set Reg pop cx pop ax ret Set Logic Device endp