Intel EMB-945T RET Exit Configuration Mode ENDP, Check Chip PROC NEAR MOV AL,20h, Mini - ITX

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Mini - ITX	E M B - 9 4 5 T

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

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

Appendix B Programming the Watchdog Time B-8

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Contents Intel Core Duo/Solo Processor Up to 2.0 GHz EMB-945TMini-ITX Marvell 88E8053 Ethernet AC 97 Audio & Mini PCIMini-ITX Copyright NoticeAcknowledgments Packing List Contents Chapter 2 Quick Installation GuideChapter 1 General Information Chapter 3 Award BIOS Setup Appendix B Programming The Watchdog Timer Driver InstallationChapter Appendix AGeneral Information ChapterChapter 1 General Information 1.1 Introduction Chapter 1 General Information 1.2Features System 1.3 SpecificationsDisplay Page Quick Installation Guide Chapter 2 Quick Installation GuideMini ITX 2.1 Safety Precautions Locating Connectors and Jumpers Component Side 2.2 Location of Connectors and JumpersLocating Connectors and Jumpers Solder Side 2.3Mechanical Drawing Component Side Solder Side 2.4 List of Jumpers Jumpers2.5 List of Connectors ConnectorsCN24 2.6 Setting Jumpers OpenClosed 2.8 LVDS2-LCDCN10Voltage Selection JP2 2.7 LVDS1-LCDCN12Voltage Selection JP12.9 COM2 Ring/+5V/+12V Selection JP3 2.10 LCD INVERTER Voltage Selection JP42.14 Digital I/O Connector CN2 2.13 CD-INConnector CN12.12 Clear CMOS JP6 Function2.16 Internal Keyboard Connector CN4 2.15 TV Out Connector CN38 in 8 out2.18 Audio 5.1 Channel / SPDIF Connector CN6 2.17 Fan2 Connector CN52.19 Internal Mouse Connector CN7 2.20 LCD Inverter Connector CN82.21 PCI Express Slot For AAEON CN9 2.23 DVI Connector CN11 2.22 LVDS2-LCDConnector CN102.24 LVDS1-LCDConnector CN12 2.26 COM3 RS-232Serial Port Connector CN14 2.25 COM6 RS-232Serial Port Connector CN132.27 Fan1 ConnectorCN15 Pin Signal2.28 COM5 RS-232Serial Port Connector CN16 2.29 COM4 RS-232Serial Port Connector CN172.30 IrDA Connector CN18 2.32 USB Connector CN20 2.31 ATX Power Connector CN192.33 USB ConnectorCN21 Mini ITXE M B - 9 4 5 T2.34 EIDE Connector CN22 2.36 COM2 RS-232Serial Port Connector 2.35 Front Panel Connector CN23Chapter 3 Award BIOS Setup Award BIOS Setup3.1System Test and Initialization System configuration verificationStandard CMOS Features Entering SetupAdvanced BIOS Features 3.2Award BIOS SetupPower Management Setup Advanced Chipset FeaturesPnP/PCI Configurations Load Fail-SafeDefaultsSet Supervisor/User Password Save and Exit SetupExit Without Saving Chapter 4 Driver Installation Driver InstallationFollow the sequence below to install the drivers SetupYukonWin.exe 4.1 InstallationStep 4 - Install Realtek AC97 codec Driver I/O Information AppendixAppendix A I/O Information A-1 Appendix A I/O Information A-2 A.1 I/O Address MapAppendix A I/O Information A-3 A.2 Memory Address Map A.3 IRQ Mapping ChartAppendix A I/O Information A-4 A.4 DMA Channel AssignmentsAppendix B Programming the Watchdog Time B-1 Programming the Watchdog TimerConfiguring Sequence Description B.1 ProgrammingAppendix B Programming the Watchdog Time B-2 2 Modify the Data of the Registers 1 Enter the MB PnP Mode3 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 CALL Read Configuration Data CMP AL,87h RET Exit Configuration Mode ENDPCALL Read Configuration Data CMP AL,12h Read Configuration Data PROC NEARMOV DX,WORD PTR CS Cfg Port+06h IN AL,DX RET push ax push cx xchg al,cl mov cl,07h END Maincall Superio Set Reg pop cx pop ax ret Set Logic Device endp