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E m b e d d e d C o n t r o l l e r

A E C - 6 8 2 1

Appendix A Programming the Watchdog Timer

A-4

WatchDog Timer Configuration Registers

Configure Control (Index=02h)

This register is write only. Its values are not sticky; that is to say, a

hardware reset will automatically clear the bits, and does not

require the software to clear them.

WatchDog Timer Control Register (Index=71h, Default=00h)

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Summary of Contents for AEC-6821

Page 1: ...Embedded Controller A E C 6 8 2 1 AEC 6821 Fanless Embedded Controller AMD Geode LX800 Processor Dual 10 100Base TX Ethernet 4 COM Audio 4 USB AEC 6821 Manual 1st Ed October 2009...

Page 2: ...this manual is intended to be accurate and reliable However the original manufacturer assumes no responsibility for its use or for any infringements upon the rights of third parties that may result f...

Page 3: ...D the AMD Arrow logo and combinations thereof are trademarks of Advanced Micro Devices Inc ITE is a trademark of Integrated Technology Express Inc Microsoft Windows is a registered trademark of Micros...

Page 4: ...ve been shipped 1 AEC 6821 Embedded Controller 1 Keyboard mouse cable 1 Phoenix Power Connector 2 Wallmount Brackets 2 RJ 45 to DB 9 Cables 1 Audio Cable 1 Screw Package 1 CD ROM for manual in PDF for...

Page 5: ...DO NOT COVER THE OPENINGS 8 Make sure the voltage of the power source is correct before connecting the equipment to the power outlet 9 Position the power cord so that people cannot step on it Do not p...

Page 6: ...UIPMENT FCC This device complies with Part 15 FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interfer...

Page 7: ...Embedded Controller A E C 6 8 2 1 vi Below Table for China RoHS Requirements AAEON Boxer Industrial System Pb Hg Cd Cr VI PBB PBDE O SJ T 11363 2006 X SJ T 11363 2006...

Page 8: ...2 4 Wallmount Installation 2 11 2 5 DIN Rail Installation 2 12 2 6 CompactFlash Card Installation Version B 2 13 2 7 Jumper Setting of AEC 6821 2 14 Chapter 3 Award BIOS Setup 3 1 System Test and Ini...

Page 9: ...C 6821 Rev A only 4 10 Appendix A Programming The Watchdog Timer A 1 Programming for AEC 6821 Rev A A 2 A 2 ITE8712 Watchdog Timer Initial Program A 6 A 3 Programming for AEC 6821 Rev B A 11 A 4 W8362...

Page 10: ...Embedded Controller A E C 6 8 2 1 Chapter 1 General Information 1 1 General Chapter 1 Information...

Page 11: ...es one PCMCIA expansion slots for devices expansion A DC power supply is commonly used in most vehicles and factory equipments The AEC 6821 can powered by a DC 9 30V input with low power consumption a...

Page 12: ...ocessor 1 PCMCIA Slot for Expansion DC 9 30V Input with Phoenix Connector and Optional External AC power adapter CFD for B Version 2 5 Hard Disk Drive Kit Dual 10 100Base TX Ethernet by RJ 45 4 COM 4...

Page 13: ...PS 2 Keyboard Mouse Ethernet 10 100Base TX Ethernet RJ 45 connector x 2 SSD Type II CompactFlash slot Only B version Hard Disk Storage 2 5 Slim HDD kit on the rear side Serial Port RS 232 x 3 2 ports...

Page 14: ...ruction Aluminum Alloy chassis Color Dark Blue Mounting Wallmount Default DIN Rail Dimension 8 35 W x 2 53 H x 4 21 D 212mm x 64 2mm x 107mm Net Weight 4 75lb 2 16kg Gross Weight 8 36lb 3 8kg Operatio...

Page 15: ...Embedded Controller A E C 6 8 2 1 Chapter 1 General Information 1 6 Front Side Rear Side Rev A Rev B...

Page 16: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 1 Hardware Installation Chapter 2...

Page 17: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 2 2 1 Dimension Units mm...

Page 18: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 3 2 2 HDD Module Installation Step 1 Open the HDD cover by loosening the screws on the bottom of the chassis...

Page 19: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 4 Step 2 Open the bottom cover of the AEC 6821 and loosening the four screws Step 3 Loosening the rear panel of AEC 6821...

Page 20: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 5 Step 4 Loosening the front panel of AEC 6821 Step 5 Connect IDE or SATA cable and SATA power Connect the IDE cable...

Page 21: ...2 1 Chapter 2 Hardware Installation 2 6 Connect the SATA cable and SATA power Step 6 Insert the Cable to the bottom of the chassis as the illustration below Note When installing the SATA HDD the HDD...

Page 22: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 7 SATA and Power Cables Step 7 Connect the IDE SATA and power cables to the Hard Disk Drive kit...

Page 23: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 8...

Page 24: ...dded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 9 2 3 Built in HDD Module Installation Step 1 Get the built in HDD kit ready Step 2 Fasten the four screws with the bottom cover of AEC...

Page 25: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 10 Step 3 Connect the IDE cable of AEC 6821 to the HDD kit...

Page 26: ...Embedded Controller A E C 6 8 2 1 Chapter 2 Hardware Installation 2 11 2 4 Wallmount Installation Fasten the brackets by screws Bracket...

Page 27: ...A E C 6 8 2 1 Chapter 2 Hardware Installation 2 12 2 5 DIN Rail Installation Step 1 Fix the DIN Rail kit with the screws on the chassis as the illustration shown Step 2 Press the DIN Rail on the DIN...

Page 28: ...Embedded Controller A E C 6 8 2 1 Chapter 3 Award BIOS Setup 3 1 Chapter Award 3 BIOS Setup...

Page 29: ...1 key to continue the boot up sequence System configuration verification These routines check the current system configuration against the values stored in the CMOS memory If they do not match the pro...

Page 30: ...OS Features Use this menu for basic system configuration Date time IDE etc Advanced BIOS Features Use this menu to set the advanced features available on your system Advanced Chipset Features Use this...

Page 31: ...oad Optimized Defaults Use this menu to load the BIOS default values that are factory settings for optimal performance system operations While AWARD has designated the custom BIOS to maximize performa...

Page 32: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 1 Chapter Driver 4 Installation...

Page 33: ...is to take advantage of the extended features of the AMD LX VGA Flat Panel CRT controller Hardware Configuration Some of the high resolution drivers provided in this package will work only in certain...

Page 34: ...he Supporting CD ROM you should Know how to copy files from a CD ROM to a directory on the hard disk Understand the MS DOS directory structure If you are uncertain about any of these concepts please r...

Page 35: ...on Video Controller VGA Compatible 7 Click on Update Driver 8 Click on Next 9 Select Search for a suitable driver then click on Next 10 Select Specify a location then click on Next 11 Click on Browse...

Page 36: ...Click on Control Panel button 4 Click on System button 5 Select Hardware and click on Device Manager 6 Double click on Entertainment Encryption Decryption Controller 7 Click on Update Driver 8 Click o...

Page 37: ...ttings button 3 Click on Control Panel button 4 Click on System button 5 Select Hardware and click on Device Manager 6 Double click on Other PCI Bridge Device 7 Click on Update Driver 8 Click on Next...

Page 38: ...um type to view the current configuration or to run diagnostics please refer to the following instruction 1 Power the main board on Ensure that the RSET8139 EXE file is located in the working drive 2...

Page 39: ...Run Diagnostics on Board 3 Run Diagnostics on Network Each option has its own display screen which shows the format and result of any diagnostic tests undertaken 4 8 Installing LAN 82551er Driver Win...

Page 40: ...n OK 15 Click on Next 16 Click on Finish 4 9 Installing Audio Driver Win XP Win XPe Audio Place the Driver CD ROM into your CD ROM drive and follow the steps below to install 1 Click on Start button 2...

Page 41: ...lick on Finish 4 10 Installing RAID Driver For AEC 6821 Rev A only Application Note Window Operating System cannot recognize the driver of chip VT6421 and treat it as a third part driver Please follow...

Page 42: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 11 Click on DriverDiskPrep exe see below picture...

Page 43: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 12 Click on the OS what you are going to install Install Floppy or USB Floppy...

Page 44: ...roller A E C 6 8 2 1 Chapter 4 Driver Installation 4 13 Finish driver disk ready 2 Following are the raid configuration steps A Press Tab key to enter Raid BIOS setup Raid BIOS only enable when SATA H...

Page 45: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 14 B Create Array...

Page 46: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 15 C After Raid has been created set this array bootable...

Page 47: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 16...

Page 48: ...Installation 4 17 D Now the Raid Array is ready for OS installation 3 Insert your Windows CD and then restart the computer 4 Follow the on screen instructions to begin the Windows installation 5 When...

Page 49: ...active a prompt appears at the bottom of the screen for only 5 seconds If you miss your chance to press F6 restart your computer 6 Insert the driver disk and then wait until you are prompted to insta...

Page 50: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 19 8 The computer reads the disk 9 When the SATA driver is found press Enter...

Page 51: ...to complete the installation After finish installing OS you have to install VIA Raid management Utility Setup RAID Management A Click on Step 7 VIA_RAID_V580C B Click on SETUP exe see below picture C...

Page 52: ...Embedded Controller A E C 6 8 2 1 Chapter 4 Driver Installation 4 21...

Page 53: ...Embedded Controller A E C 6 8 2 1 Appendix A Programming the Watchdog Timer A 1 Programming the Appendix A Watchdog Timer...

Page 54: ...the AAEON intial watchdog timer program is also attached based on which you can develop customized program to fit your application Configuring Sequence Description After the hardware reset or power on...

Page 55: ...Wait for Key state To ensure the initial state of the key check logic it is necessary to perform four write opera tions to the Special Address port 2EH Two different enter keys are provided to select...

Page 56: ...hDog Timer Configuration Registers Configure Control Index 02h This register is write only Its values are not sticky that is to say a hardware reset will automatically clear the bits and does not requ...

Page 57: ...Embedded Controller A E C 6 8 2 1 Appendix A Programming the Watchdog Timer A 5 WatchDog Timer Configuration Register Index 72h Default 00h WatchDog Timer Time out Value Register Index 73h Default 00h...

Page 58: ...ODE Main CALL Enter_Configuration_mode CALL Check_Chip mov cl 7 call Set_Logic_Device time setting mov cl 10 10 Sec dec al Watch_Dog_Setting Timer setting mov al cl mov cl 73h call Superio_Set_Reg Cle...

Page 59: ...ice Initial_OK CALL Exit_Configuration_mode MOV AH 4Ch INT 21h Enter_Configuration_Mode PROC NEAR MOV SI WORD PTR CS Offset Cfg_Port MOV DX 02Eh MOV CX 04h Init_1 MOV AL BYTE PTR CS SI OUT DX AL INC S...

Page 60: ...on_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...

Page 61: ...Write_Configuration_Data PROC NEAR MOV DX WORD PTR CS Cfg_Port 04h OUT DX AL XCHG AL AH MOV DX WORD PTR CS Cfg_Port 06h OUT DX AL RET Write_Configuration_Data ENDP Superio_Set_Reg proc near push ax M...

Page 62: ...cx xchg al cl mov cl 07h call Superio_Set_Reg pop cx pop ax ret Set_Logic_Device endp Select 02Eh Index Port 02Fh Data Port Cfg_Port DB 087h 001h 055h 055h DW 02Eh 02Fh END Main Note Interrupt level...

Page 63: ...the AAEON intial watchdog timer program is also attached based on which you can develop customized program to fit your application Configuring Sequence Description Select register of watchdog timer E...

Page 64: ...are provided to select configuration ports 2Eh 2Fh of the next step Address Port Data Port 87h 87h 2Eh 2Fh 2 Modify the Data of the Registers All configuration registers can be accessed after entering...

Page 65: ...3 select WDTO count mode 0 second 1 minute Bit 2 Enable the rising edge of keyboard Reset P20 to force Time out event 0 Disable 1 Enable Bit 1 0 Reserved WatchDog Timer Register II Index F6h Default 0...

Page 66: ...d by Mouse interrupt Bit 6 Keyboard interrupt reset Enable or Disable 1 Watchdog Timer is reset upon a Keyboard interrupt 0 Watchdog Timer is not affected by Keyboard interrupt Bit 5 Force Watchdog Ti...

Page 67: ...ogram Example Setting 10 sec as Watchdog timeout interval Mov dx 2eh Enter W83627EHG config mode Mov al 87h out 87h to 2eh twice Out dx al Out dx al Mov al 07h Out dx al Inc dx Mov al 08h Select Logic...

Page 68: ...x Mov al 0f5h CRF5 PLED mode register Out dx al Inc dx In al dx And al not 08h Set second as counting unit Out dx al Dec dx Mov al 0f6h CRF6 Out dx al Inc dx Mov al 10 Set timeout interval as 10 sec O...

Page 69: ...Embedded Controller A E C 6 8 2 1 Appendix B I O Information B 1 I O Information Appendix B...

Page 70: ...Embedded Controller A E C 6 8 2 1 Appendix B I O Information B 2 B 1 I O Address Map AEC 6821 Rev A...

Page 71: ...Embedded Controller A E C 6 8 2 1 Appendix B I O Information B 3 AEC 6821 Rev B...

Page 72: ...Embedded Controller A E C 6 8 2 1 Appendix B I O Information B 4 B 2 1st MB Memory Address Map AEC 6821 Rev A...

Page 73: ...Embedded Controller A E C 6 8 2 1 Appendix B I O Information B 5 AEC 6821 Rev B...

Page 74: ...Embedded Controller A E C 6 8 2 1 Appendix B I O Information B 6 B 3 IRQ Mapping Chart AEC 6821 Rev A AEC 6821 Rev B...

Page 75: ...Embedded Controller A E C 6 8 2 1 Appendix B I O Information B 7 B 4 DMA Channel Assignments AEC 6821 Rev A AEC 6821 Rev B...

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