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Intel Compact Board manuel d'utilisation

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Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Intel Compact Board décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

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Tout d'abord, le manuel d’utilisation Intel Compact Board devrait contenir:
- informations sur les caractéristiques techniques du dispositif Intel Compact Board
- nom du fabricant et année de fabrication Intel Compact Board
- instructions d'utilisation, de réglage et d’entretien de l'équipement Intel Compact Board
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Intel Compact Board ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Intel Compact Board et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Intel en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Intel Compact Board, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Intel Compact Board, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Intel Compact Board. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    C ompact Board PC M - 6892 Rev.B PCM - 6892 R ev .B Intel ® ULV Celeron ® 400 / 650 MHz Processor Compact Board With LCD, Ethernet, TV - Out, Mini PCI , Speaker out PCM - 6892 Rev. B Manual 4th Ed. May 200 5[...]

  • Page 2

    C ompact Board PC M - 6892 Rev.B i Copyright Notice This document is copyrighted, 200 5 . All rights are reserved. The original manufacturer reserves the right to make improvements to the products described in this manual at any time without notice. No part of this man ual may be reproduced, copied, translat ed, or transmitted in any form or by any[...]

  • Page 3

    C ompact Board PC M - 6892 Rev.B ii Acknowledg ments All other product s ’ name or trademarks are properties of their respective owners. l Award is a trademark of Award Software International, Inc. l CompactFlash ™ is a trademark of the Compact Flash Association . l Intel ® , Pentium ® and Ce leron ® are trademarks of Intel ® Corporation. l[...]

  • Page 4

    C ompact Board PC M - 6892 Rev.B iii Packing List Before you begin installing your card, please make sure that the following materials have been shipped: • 1 PCM - 6892 R ev . B CPU Card • 1 Jumper cap • 1 Quick Installation Guide • 1 CD - ROM for manual (in PDF format) and drivers If any of these items should be missing or damaged, please [...]

  • Page 5

    C ompact Board PC M - 6892 Rev.B iv Contents Chapter 1 General Information 1. 1 Introduction ............................................................................ 1 - 2 1. 2 Features ................................................................................... 1 - 4 1. 3 Specificat ions .................................................[...]

  • Page 6

    C ompact Board PC M - 6892 Rev.B v 2.18 LAN1 LED Connector (CN8) ............................................. 2 - 16 2. 19 LAN2 LED Connector (CN9) ............................................. 2 - 17 2.20 Audio Connector (CN10) .................................................... 2 - 17 2.21 COM1~4 Connector (CN11) ...............................[...]

  • Page 7

    C ompact Board PC M - 6892 Rev.B vi 3.15 Exit without saving ............................................................... 3 - 8 Chapter 4 Driver Installation 4.1 Step 1 – Install VIA 4 in 1 Driver ........................................... 4 - 3 4.2 Step 2 – Install Graph ic Driver ............................................... 4 - 3 4.3 S[...]

  • Page 8

    C ompact Board PC M - 6892 Rev.B Chapter 1 General Information 1 - 1 General Information Chapter 1[...]

  • Page 9

    C ompact Board PC M - 6892 Rev.B Chapter 1 General Information 1 - 2 1.1 Introduction PCM - 6892 Rev. B is the extension of PCM - 6892 Rev. A. This model possess all features in Rev. A but the only difference Intel ® Ultra Low Voltage Celeron ® 400/650MHz processor was introduced into Rev . B. With the processor, PCM - 6892 Rev. B will own more e[...]

  • Page 10

    C ompact Board PC M - 6892 Rev.B Chapter 1 General Information 1 - 3 expand interface will be the best choice for the embedded application which has the severe condition for the space and environment.[...]

  • Page 11

    C ompact Board PC M - 6892 Rev.B Chapter 1 General Information 1 - 4 1. 2 Feat ures • Intel ® Ultra Low Voltage Celeron 400 / 650 CPU onboard • Support 18 / 36 bit TTL/LVDS TFT Panel • Mini PCI Slot • Support Type II PCMCIA Slot (Optional) • 4 COMs / 4USB / CFD[...]

  • Page 12

    C ompact Board PC M - 6892 Rev.B Chapter 1 General Information 1 - 5 1.3 Specifications System l CPU: Onboard Intel ® Ultra Low Voltage Celeron ® 400 /650 MHz Processor l Memory : Onboard one 168 - pin D IMM socket support up to 512MB SDRAM l Chipset: VIA VT8606 / VT82C686B l BIOS: Award 256KB Flash BIOS l Enhanced IDE: Supports up to two IDE dev[...]

  • Page 13

    C ompact Board PC M - 6892 Rev.B Chapter 1 General Information 1 - 6 A 7(4 x 2 - 1) pin header support PC/AT keyboard and P S/2 mouse. l USB connector: Support four USB 1.1 ports l Battery: Lithium battery for data retention l Watchdog timer: Can generate a system reset. l Power Management: Support ATX or AT power supply. Support power saving stand[...]

  • Page 14

    C ompact Board PC M - 6892 Rev.B Chapter 1 General Information 1 - 7 I/O l MIO: IDE (UDMA33) x 1, FDD x 1, KB + Mouse x 1, RS - 232 x 3, RS - 232/422/485 x 1, Parallel x 1 l IrDA : O ne IrDA Tx/Rx header l Audio : VIA VT82C686B with AC - 97 2. 0 compliant audio codec VT1612 l USB: Two 5x2 pin headers support 4 USB 1.1 ports[...]

  • Page 15

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 1 Quick Installation Guide Chapter 2 Part No. 2007689222 Printed in Taiwan May 2005 Noti ce: The Quick Installation Guide is derived from Chapter 2 of user manual. For other chapters and further installation instructions, please refer to the user manual CD - ROM that came with t[...]

  • Page 16

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 2 2.1 Safety Precautions Always completely disconnect the power cord from your board whenever you are working on it. Do not make connections while the power is on, because a sudden rush of power can damage se nsitive electronic components. Always ground yourself to remove any sta[...]

  • Page 17

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 3 2.2 Location of Connectors and Jumpers Component Side Solder Side M ini PCI[...]

  • Page 18

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 4[...]

  • Page 19

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 5 2.3 Mechan ical Drawing Component Side[...]

  • Page 20

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 6 Solder Side[...]

  • Page 21

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 7 2.4 List of Jumpers There are a number of jumpers in the board that allow you to configure your system to suit your application. The table below shows the function of each jumper in the board: Jumpers Label Function JP1 Audio Out Selection JP2 LCD Voltage Selection JP3 TTL - L[...]

  • Page 22

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 8 2.5 List of Connectors There are a number of con nectors in the board that allow you to configure your system to suit your application. The table below shows the function of each connector in the board: Connectors Label Function CN1 TV_Out Connector CN2 TTL_LCD Connector (DF - [...]

  • Page 23

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 9 LPT1 LPT Port Connector LAN1 10/100 or 100/1000Base - Tx Ethernet Connector LAN2 10/100 or 100/1000Base - Tx Et hernet Connector PCI1 PCI Slot MPCI1 Mini PCI Slot PCMCIA1 PCMCIA Slot CFD1 CompactFlash Slot P104 - AB PC/104 Connector P104 - CD PC - 104 Connector DIMM1 DIMM Slot[...]

  • Page 24

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 10 2.6 Setting Jumpers You configure your card to match the needs o f your application by setting jumpers. A jumper is the simplest kind of electric switch. It consists of two metal pins and a small metal clip (often protected by a plastic cover) that slides over the pins to conn[...]

  • Page 25

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 11 2. 7 Audio Out Selection (JP1) JP1 Function 1 - 3, 2 - 4 W/O Amplifier 3 - 5, 4 - 6 W/ Amplifier (Default) 2.8 LCD Voltage Selection (JP2) JP2 Function 1 - 2 +5V 2 - 3 +3.3V (Default) 2.9 TTL - LCD Clock Selection (JP3) JP3 Function 1 - 2 CLK (Default) 2 - 3 Rever se CLK[...]

  • Page 26

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 12 2.10 Clear CMOS (JP4) JP4 Function 1 - 2 Protected (Default) 2 - 3 Clear 2.11 COM2 Ring/+5V/+12V Selection (JP5) JP5 Function 1 - 2 +12V 3 - 4 +5V 5 - 6 Ring (Default) 2.12 TV - Out Connector (CN1) Pin Signal Pin Signal 1 Y 2 CVBS 3 GND 4 GND 5 C 6 N.C. 7 GND 8 N.C.[...]

  • Page 27

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 13 2.13 TTL_LCD Connector (CN2) Pin Signal Pin Signal 1 GND 2 GND 3 BLUE10 4 BLUE11 5 BLUE12 6 BLUE13 7 BLUE14 8 BLUE15 9 GREEN10 10 GREEN11 11 GREEN12 12 GREEN13 13 GREEN14 14 GREEN15 15 RED10 16 RED11 17 RED12 18 RED13 19 RED14 20 RED15[...]

  • Page 28

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 14 2.14 VGA Display Connector (CN4) Pin Signal Pin Signal 1 RED 2 VGAVCC 3 GREEN 4 GND 5 BLUE 6 N.C. 7 N.C. 8 SDATA 9 GND 10 H 11 GND 12 V 13 GND 14 SCLK 15 GND 16 N.C. 2.15 ATX Power Connector (CN5) Pin Signal Pin Signal 1 +3.3V 11 +3.3V 2 +3.3V 12 - 12V 3 GND 13 GND 4 +5V 14 PS[...]

  • Page 29

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 15 2.16 TTL_LCD Connector (CN6) Pin Signal Pin Signal 1 +5V 2 +5V 3 GND 4 GND 5 +3.3V 6 +3.3V 7 ENBKL 8 GND 9 BLUE0 10 BLUE1 11 BLUE2 12 BLUE3 13 BLUE4 14 BLUE5 15 BLUE6 16 BLUE7 17 GREEN0 18 GREEN1 19 GREEN2 20 GREEN3 GREEN 21 GREEN4 22 GREEN5 23 GREEN6 24 GREEN7 25 RED0 26 RED[...]

  • Page 30

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 16 2.17 LVDS Connector (CN7) Pin Signal Pin Signal 1 ENBKL 2 BKLCTL 3 PPVCC 4 GND 5 LVDS_CH1_TXCLK - 6 LVDS_CH1_TXCLK+ 7 PPVCC 8 GND 9 LVDS_CH1_TX0 - 10 LVDS_CH1_TX0+ 11 LVDS_CH1_TX1 - 12 LVDS_CH1_TX1+ 13 LVDS_CH1_TX2 - 14 LVDS_CH1_TX2+ 15 N.C. 16 N.C. 17 I2C_D ATA 18 I2C_CLK 19 [...]

  • Page 31

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 17 2.19 LAN2 LED Connector (CN9 ) Pin Signal Pin Signal 1 RX LED 2 +3.3V 3 Link LED 4 +3.3V 5 TX LED 6 +3.3V 2.20 Audio Connector (CN10 ) Pin Signal Pin Signal 1 MIC_IN 2 MIC_+2.5V 3 LINE_IN_GND 4 CD_GND 5 LINE_IN_L 6 CD_IN_L 7 LINE_IN_R 8 CD_GND 9 LINE_IN_GND 10 CD_IN_R 11 LINE[...]

  • Page 32

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 18 2.21 COM1~4 Connector (CN11 ) Pin Signal Pin Signal 1 DCD1 2 DSR1 3 RXD1 4 RTS1 5 TXD1 6 CTS1 7 DTR1 8 RI1 9 GND 10 N.C. 11 DCD2 (422TXD - /485DATA -) 12 DSR2 13 RXD2 (422RXD+) 14 RTS2 15 TXD2 (422TXD+/485DATA+) 16 CTS2 17 DTR2 (422RXD -) 18 RI 2/+12V /+5V 19 GND 20 N.C. 21 DC[...]

  • Page 33

    Compact B oard PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 19 2.22 USB Connector (CN12 ) Pin Signal Pin Signal 1 +5V 2 GND 3 USBD0 - 4 GND 5 USBD0+ 6 USBD1+ 7 GND 8 USBD1 - 9 GND 10 +5V 2.23 USB Connector (CN13 ) Pin Signal Pin Signal 1 +5V 2 GND 3 USBD2 - 4 GND 5 USBD2+ 6 USBD3+ 7 GND 8 USBD3 - 9 GND 10 +5V 2.24 IrDA Connector (CN14 ) [...]

  • Page 34

    Compact Board PCM - 6892 Rev.B Chapter 2 Quick Installation Guide 2 - 20 2.25 Fan Connector (CN15 ) Pin Signal 1 Speed Sense 2 +5V 3 GND 2.26 PS/2 Keyboard & Mouse C onnector (CN16 ) Pin Signal Pin Signal 1 Keyboard DATA 2 Keyboard CLOCK 3 Keyboard GND 4 Keyboard VCC 5 Mouse D ATA 6 Mouse CLOCK 7 N.C. 8 N.C. 2.27 Front Panel Connector (CN17) Pi[...]

  • Page 35

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 1 Award BIOS Setup Chapter 3[...]

  • Page 36

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 2 3.1 System test and initialization These routines test and initialize board hardware. If the routines encounter an error during the tests, you will either hear a few short beeps or see an error message on the screen. There are two kinds of errors: fatal and non - fatal. The system ca[...]

  • Page 37

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 3 3.2 Award BIOS Setup Awards BIOS ROM has a built - in Setup program that allows users to modify the basic system configuration. This type of information is stored in battery - backed CMOS RAM so that it retains the Setup information whe n the power is turned off. Entering setup Power[...]

  • Page 38

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 4 This menu shows you the st atus of PC. Frequency/Voltage Control This menu shows you the display of frequency/Voltage Control. Load Fail - Safe Defaults Use this menu to load the BIOS default values for the minimal/stable per formance for your system to operate. Load Optimized Defaul[...]

  • Page 39

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 5 3.3 Standard CMOS Features This standard Setup Menu allows users to configure system components such as date, time, hard disk drive, floppy drive and display. Once a field is highlighted, on - line help information is displayed in the right box of the Menu screen. 3.4 Advanced BIOS F[...]

  • Page 40

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 6 3.6 Integrated Peripherals This sample screen contains the manufacturer ’ s default values for the PCM - 6892 REV.B. PCMCIA Card S upport Limitation List of PCM - 6892 Rev.B COM 3 and 4 need to be disable for supporting 16bit PCMCIA Card under Windows 98 SE and Windows 2000 at both[...]

  • Page 41

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 7 3.7 Power management Setup This sample screen contains the manufacturer ’ s default values for the PCM - 6892 REV.B. 3.8 PnP / PCI configuration This sample screen contains the manufacturer ’ s default values for the PCM - 6892 REV.B. 3.9 PC Health Status This sample screen conta[...]

  • Page 42

    Compact Board P C M - 6892 Rev.B Chapter 3 Award BIOS Setup 3 - 8 3.13 Set Supervis or/User Password You can set either SUPERVISOR or USER PASSWORD, or both of them. The difference between the two is that the supervisor password allows unrestricted access to enter and change the options of the setup menus, while the user password only all ows entry[...]

  • Page 43

    Compact Board PCM - 6892 Rev.B Chapter 4 Driver Installation 4 - 1 Driver Installation Chapter 4[...]

  • Page 44

    Compact Board PCM - 6892 Rev.B Chapter 4 Driver Installation 4 - 2 The PCM - 6892 Rev. B come s with a CD - ROM that contains all drive r s and utilities that you need for setup the system. F ollow the sequence below to install the drivers: Step 1 – Install VIA 4 in 1 driver Step 2 – Install Graphic Driver Step 3 – Install Audio Driver Step 4[...]

  • Page 45

    Compact Board PCM - 6892 Rev.B Chapter 4 Driver Installation 4 - 3 4.1 Step 1 – Install VIA 4 in 1 for Windows 98SE/2000/XP 1. Double click on the “ executive file ” . 2. Follo w the instructions that the window will show you. 3. The system will help you install the driver automatically. 4. 2 Step 2 – Install Graphic Driver for Windows 98SE[...]

  • Page 46

    Compact Board PCM - 6892 Rev.B Chapter 4 Driver Installation 4 - 4 4. 4 Step 4 – Install Ethernet Driver for Win dows 98SE /2000/XP 1. Double click on the “ Setup.exe ” file . 2. Follow the instructions that the window will show you. 3. The system will help you install the driver automatically. 4. 5 Step 5 – Install AAEON PCMCIA Driver for [...]

  • Page 47

    Compact Board PCM - 6892 Rev.B Appendix A I/O Information A - 1 I/O Information Appendix A[...]

  • Page 48

    Compact Board PCM - 6892 Rev.B Appendix A I/O Information A - 2 A.1 I / O Address Map Address Description User Address 000 - 01F DMA Controller #1 000 - 000F 020 - 03F Interrupt Controller #1, Master 020 - 021 040 - 05F System Time 040 - 043 060 - 06F 8042 (Keyboard Controller) 060 - 064 070 - 07F Real time Clock, NMI (non - maskable Interrupt) Mas[...]

  • Page 49

    Compact Board PCM - 6892 Rev.B Appendix A I/O Information A - 3 A.3 IRQ Mapping Chart IRQ0 System Timer IRQ8 System CMOS / Real time clock IRQ1 Keyboard IRQ9 Microsoft ACPI – Compliant system IRQ2 Cascade to IRQ Controller IRQ10 COM3 IRQ3 COM2 IRQ11 COM4 IRQ4 COM1 IRQ12 PS/2 mouse IR Q5 Unused IRQ13 FPU IRQ6 Floppy Disk Controller IRQ14 Primary I[...]

  • Page 50

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 1 Programming the Watchdog Timer Appendix B[...]

  • Page 51

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 2 B.1 Programming the Watchdog Timer PCM - 6892 contains a watchdog timer reset pin. (GP16) All reference material can be found on the following pages.[...]

  • Page 52

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 3 ==================================== ==============** ** Title : WatchDog Timer Setup Utility (for W83977 GP16) ** ** Company : AAEON Technology Inc. ** ** Compiler : Borland C ++ Version 3.0 ** **=================================================== ===========*/ #incl[...]

  • Page 53

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 4 void ExitConfigMode() { outportb(IO_INDEX_PORT, LOCK_DATA); } void SelectDevice(unsig ned char device) { outportb(IO_INDEX_PORT, DEVICE_REGISTER); outportb(IO_DATA_PORT, device); } unsigned char ReadAData(short int reg) { outportb(IO_INDEX_PORT, reg); return (inportb([...]

  • Page 54

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 5 //Set Watch - Dog Timer 1~ 256 WriteAData(0xF2, time_val); // set counter counts in second (or minute) // Register F4 Bit 6 = 0/1 (minutes/seconds) // For w83977EF only WriteAData(0xF4, 0x40); ExitConfigMode(); } void init_w83977tf_aw_watchdog() { short int value; //E[...]

  • Page 55

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 6 //Set Register E3 to define GP13 WriteAData (0xE3, 0x0A); } else if(watch_dog_output_GP==16) { //Set Register E6 to define GP16 WriteAData(0xE6, 0x0A); } //Select Device 8 SelectDevice(8); W riteData(0x30, 0x01) ; //Set Register F3 //keyboard and mouse interrupt reset[...]

  • Page 56

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 7 //Set Register 2B (PIN 58) Bit 0 = 0/1 (KBLOCK/GP13) //set to GP13 for WD Rst WriteAData(0x2B,ReadAData(0x2B)|0x01); } else if(watch_dog_output_GP==16) { //Set Register 2C (PIN 119) Bit 5 - 4 = 01 (GP16) //set to GP16 for WD Rst WriteAData(0x2C,ReadADa ta(0x2C)|0x10);[...]

  • Page 57

    C ompact Board PC M - 689 2 Rev.B Appendix B Programming the Watchdog Timer B - 8 printf(" time range : 1 ~ 256 n n" ); return ; } if (argc > 1) { ptr = argv[1]; time_value = atoi (ptr); } if (time_value > 0 && time_value < 256) { SetWatchDogTime((unsigned char) time_value); init_w83977tf_aw_watchdog(); printf( atch D[...]