Advantech AIMB-221

91 AIMB-221 User Manual

Appendix A Programming the Watchdog Timer

Unlock W83627UHG

Select register of

watchdog timer

Enable the function of

the watchdog timer

Use the function of

Lock W83627UHG

the watchdog timer

Contents

Main Copyright Acknowledgements A Message to the Customer Declaration of Conformity Memory Compatibility AIMB-221 Memory Tested for Compatibility Product warranty Initial Inspection Contents Chapter 1 Hardware Configuration......................1 Chapter 2 Connecting Peripherals ....................15 Chapter 3 Award BIOS Setup ............................51 Page Page Page 1.1 Introduction 1.2 Features 1.3 Specifications 1.3.1 System 1.3.2 Memory 1.3.3 Input/Output 1.3.4 Ethernet LAN 1.4 Jumpers and Connectors 5 AIMB-221 User Manual 1.5 Board Layout: Jumper and Connector Locations Figure 1.1 Jumper and Connector locations Figure 1.2 I/O connectors (Optional) AMB-221 User Manual 6 1.6 AIMB-221 Block Diagram Figure 1.3 AIMB-221 Block Diagram 1.7 Jumpers and Connectors 1.8 Safety Precautions 1.9 Jumper Settings 1.9.1 How to set jumpers 1.9.2 CMOS clear (JCMOS1) 1.9.3 Watchdog timer output (JWDT1) Table 1.1: CMOS (JCMOS1) Table 1.2: Watchdog timer output (JWDT1) Page 1.10 System Memory 1.10.1 CPU FSB and memory speed 1.11 Memory Installation Procedures 1.12 Cache Memory 1.13 Processor Installation 1.14 PCI Bus Routing Table Table 1.6: PCI Bus Routing Table Table 1.7: PCI1 (Routing: AD31 / PCI_#INTF, #INTG, #INTH, #INTE) Table 1.8: MINIPCI1 (Routing: AD28 / #INTE / #INTF) Table 1.7: PCI1 (Routing: AD31 / PCI_#INTF, #INTG, #INTH, #INTE) Table 1.8: MINIPCI1 (Routing: AD28 / #INTE / #INTF) Page Page Page 2.3 DVI2 (Optional) Page Page Page 2.4.4 HDD LED Connector (JFP2) 2.4.5 SM Bus Connector (JFP2 PIN6,8) 2.4.6 Power LED and keyboard lock connector (JFP3 / PWR_LED&KEY LOCK) Table 2.1: ATX power supply LED status (No support for AT power) 2.5 ATX/AT Mode Selector (JPSON1) Table 2.2: ATX/AT Mode selector (PSON1) 2.6 Serial Port Header (COM 3/4/5/6) Page 2.8 System Fan (SYSFAN1, SYSFAN2) Page Page Page 2.11 JSETCOM2 Page 2.12 GPIO1 2.13 VGA HDMI 2.14 LAN1_USB12 2.15 LAN2_USB34 2.16 USB56 Page 2.18 Audio Page Page Page Page 2.22 INV1 Page Page Page Page Page Page Page 3.1 Introduction 3.1.1 BIOS Setup program 3.1.2 CMOS RAM Auto-backup and Restore 3.2 Entering Setup 3.3 Standard CMOS Setup 3.3.1 Date 3.3.2 Time 3.3.3 IDE channel 0/1 Master/Slave 3.3.4 Drive A / Drive B 3.4 Advanced BIOS Features Page Page 3.5 Advanced Chipset Features 3.5.1 Memory Hole At 15M-16M 3.5.2 Configure AMT BIOS Support (Intel Active Management Tech nol ogy ) 3.5.3 PEG / Onchip VGA Control 3.6 Integrated Peripherals Page Page Page 3.7 Power Management Setup Page 3.8 PnP/PCI Configurations 3.9 PC Health Status Page 3.11 Password Setting Please Enter Your Password Please Confirm Your Password Page Page Page Page Page 4.2 Windows XP Driver Setup Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page A.1 Watchdog timer overview A.2 Reset/Interrupt selection A.3 Programming the Watchdog Timer Page A.3.1 Example Programs Table A.1: Watchdog timer registers Page Page Page Page Page www.advantech.com