Instruction/ maintenance manual of the product PCM-5820 AMD
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PCM-5820 Series (PCM-5820/5820L/5820E/5822) NS GXM Single Board Computer with CPU SVGA/LCD, Ethernet, Audio and TV-out Interface.
Acknowledgements AMD is a trademark of Advanced Micro Devices, Inc. Award is a trademark of Award Software International, Inc. IBM, PC/AT, PS/2 and VGA are trademarks of International Business Machines Corporation. Intel and Pentium are trademarks of Intel Corporation.
Packing list Before you begin installing your card, please make sure that the following materials have been shipped: • 1 PCM-5820 Series all-in-one single board computer • 1 startup manual • 1 utility disk/CD, driver, and manual (in PDF format) • 1 2.
Contents CHAPTER 1 General Information ............................... 1 1.1 Introduction .................................................................. 2 1.2 Features ......................................................................... 3 1.3 Specifications .
2.9 Floppy drive connector (CN2) .................................. 20 2.9.1 Connecting the floppy drive ................................ 20 2.10 Parallel port connector (CN3) ................................... 21 2.11 Keyboard and PS/2 mouse connector (CN17) .
Chapter 3 Software Configuration ......................... 31 3.1 Introduction ................................................................ 32 3.2 Utility CD disk ............................................................ 32 3.3 VGA display software configuration .
5.2.2 Installation for Cyrix MediaGX Certified drivers for Windows 95/980. Insert the disk into the CD-ROM drive. ............................................................................ 57 5.2.3 Installation for Windows NT .......................
CD audio connector (CN1) .................................................. 91 LVDS connector (CN15) ...................................................... 91 CPU fan power connector (CN6) ........................................ 91 S-Video connector (CN21) .
Tables Table 2-1: Jumpers ....................................................................... 10 Table 2-2: Connectors .................................................................. 11 Table 2-3: Audio power source setting ....................
Table B-3: Interrupt assignments ................................................. 98 Table B-4: 1st MB memory map .................................................. 99 Table D-1: PC/104 connectors (CN8) ........................................ 106 Figures Figure 1-1: PCM-5820 Series dimensions .
CHAPTER General Information This chapter gives background informa- tion on the PCM-5820 Series. Sections include: • Board specifications • Board layout and dimensions 1.
2 PCM-5820 Series User's Manual 1.1 Introduction The PCM-5820 Series is the ultimate cost-effective solution for limited space applications. It offers all the functions of an AT-compatible industrial computer on a single board and only occupies the space of a 3½" hard drive.
Chapter 1 General Information 3 1.2 Features • Ultra-compact size single board computer as small as a 3 1/2" hard disk drive (145 mm x 102 mm) • On-board NS GXM-233/200 CPU • Up to 128 MB s.
4 PCM-5820 Series User's Manual 1.3 Specifications 1.3.1 Standard SBC functions • CPU : - Embedded NS GXM-233 / 2.9 V (for PCM-5820/L) - Embedded NS GXM-200 / 2.
Chapter 1 General Information 5 1.3.2 Local-bus flat panel/VGA interface • Chipset : NS CX5530 • Display memory : 1 ~ 4 MB share memory, set in BIOS • Display type : Supports CRT and TFT LCD displays. Can display CRT and flat panel simultaneously • Flat panel display mode: Panel resolution supports up to 1024 x 768 @ 18 bpp.
6 PCM-5820 Series User's Manual 1.3.6 Mechanical and environmental • Dimensions (L x W) : 145 mm x 102 mm (5.9" x 4.2") • Power supply voltage : +5 V (4.75 ~ 5.25 V) • Power consumption (typical) : - +5 V @ 3.0 A with GXM-233, 64 MB SODIMM and 40 MB CFC (PCM-5820) - +5 V @ 1.
Chapter 1 General Information 7 Figure 1-1: PCM-5820 Series dimensions 1.4 Board layout and dimensions.
8 PCM-5820 Series User's Manual.
CHAPTER Installation This chapter tells how to set up the PCM-5820 Series hardware, including instructions on setting jumpers and connecting peripherals, switches and indicators. Be sure to read all the safety precautions before you begin the installa- tion procedure.
10 PCM-5820 Series User's Manual 2.1 Jumpers and connectors Connectors on the board link it to external devices such as hard disk drives, a keyboard or expansion bus connectors. In addition, the board has a number of jumpers that allow you to configure your system to suit your application.
Chapter 2 Installation 11 Table 2-2: Connectors Label Function CN1 CD audio input connector CN2 Floppy disk connector CN3 Parallel port connector CN4 USB connector CN5 Audio connector CN6 CPU fan powe.
12 PCM-5820 Series User's Manual 2.2 Locating jumpers Figure 2-1: Jumpers.
Chapter 2 Installation 13 2.3 Locating connectors 2.3.1 Component side Figure 2-2a: Connectors - component side (PCM-5820/L/E) Figure 2-2b: Connectors - component side (PCM-5822).
14 PCM-5820 Series User's Manual 2.3.2 Solder side Figure 2-3: Connectors - solder side (PCM-5820 Series).
Chapter 2 Installation 15 2.4 Setting jumpers 2.4.1 Introduction You may configure your card to match the needs of your applica- tion by setting jumpers. A jumper is the simplest kind of electrical switch. It consists of two metal pins and a small metal clip (often protected by a plastic cover) that slides over the pins to connect them.
16 PCM-5820 Series User's Manual 2.4.2 Settings details * default setting J1: Audio power source Closed Voltage Pins *1 - 2 5 V 2 - 3 12 V J3: Watchdog timer Closed Pins Result *1 - 2 Reset 2 - 3.
Chapter 2 Installation 17 2.5 Safety precautions Warning! 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 sensitive electronic components can be damaged by the sudden rush of power.
18 PCM-5820 Series User's Manual 2.6 Installing DRAM (SODIMMs) 2.6.1 Introduction You can install anywhere from 16 MB to 128 MB of on-board DRAM memory using 16, 32, 64 or 128 MB 144-pin SODIMMs (Small Outline Dual In-line Memory Modules).
Chapter 2 Installation 19 2.7 IDE hard drive connector (CN11) The built-in Enhanced IDE (Integrated Device Electronics) controller supports up to two IDE devices, including CD-ROM drives, tape backup drives, a large hard disk drive and other IDE devices.
20 PCM-5820 Series User's Manual 2.8 CompactFlash™ disk (CN19) The PCM-5820 Series is equipped with a CompactFlash disk socket on the solder side and it supports the IDE interface Com- pactFlash disk card. The socket itself is especially designed to prevent any incorrect installation of the CompactFlash disk card.
Chapter 2 Installation 21 When connecting a 3 ½” floppy drive, you may have some difficulties in determining which pin is pin number one. Look for a number on the circuit board indicating pin number one. In addi- tion, you should check if the connector on the floppy drive has an extra slot.
22 PCM-5820 Series User's Manual 2.11 Keyboard and PS/2 mouse connector (CN17) The PCM-5820 Series board provides a mini-DIN keyboard connector, which supports both a keyboard and a PS/2 style mouse. In most cases, especially in embedded applications, a keyboard is not used.
Chapter 2 Installation 23 2.14 Audio interfaces (CN5, CN1) The PCM-5820 Series is equipped with a high quality audio interface, which provides 16-bit CD quality recording and play- back as well as OPL3 compatible FM music. It is supported by all major operating systems and is completely compatible with Sound Blaster Pro.
24 PCM-5820 Series User's Manual Configuration of the audio interface is done completely via software utilities.You don't have to set any jumpers. For furhter information, please refer to Chapter 6 for audio setup details. 2.15 Serial ports (CN16, CN14) The PCM-5820 Series offers two serial ports: one RS-232 and one RS-232/422/485.
Chapter 2 Installation 25 2.16 VGA interface connections The PCM-5820 Series board's SVGA interface can facilitates conventional CRT displays as well as active LCD displays. The card has two connectors to support these displays, one for standard CRT VGA monitors and one for flat panel displays.
26 PCM-5820 Series User's Manual 2.16.3 LCD power setting (J6) The PCM-5820 Series' PCI SVGA interface supports 5 V and 3.3 V LCD displays. By changing the setting of J6, you can select the panel video signal level to be 5 V or 3.3 V. Table 2-6: LCD power setting *5 V 3.
Chapter 2 Installation 27 2.18 Ethernet interface connections The PCM-5820 Series is equipped with a high performance 32-bit PCI Ethernet interface which is fully compliant with IEEE 802.3u 10/100 Mbps CSMA/CD standards. 2.18.1 100Base-T RJ-45 connector (CN13) 100Base-T connections are made via the on-board RJ-45 connec- tor.
28 PCM-5820 Series User's Manual 2.19 Ethernet LED and HDD/power LEDs 2.19.1 LED1 (Ethernet LED) Table 2-8: Ethernet LED setup LED Setting Green lamp Tx Yellow lamp Link The LED should be set so that when the cable is connected, the yellow lamp is activated; and when data is transmitted, the green lamp is activated.
Chapter 2 Installation 29 2.20.1 Watchdog timer action (J3) When the watchdog timer activates (CPU processing has come to a halt), it can reset the system or generate an interrupt on IRQ11. This can be set via J3 as shown below: Table 2-10: Watchdog timer action *System reset IRQ11 J3 * default setting 2.
30 PCM-5820 Series User's Manual 2.23 ATX power control conn. (CN23, CN24) The PCM-5820 Series offers two serial ports: one RS-232 and one RS-232/422/485. These ports allow you to connect to any serial device (a mouse, printers, etc.) or communication network.
Software Configuration This chapter details the software configu- ration information. It shows you how to configure the card to match your applica- tion requirements.
32 PCM-5820 Series User's Manual 3.1 Introduction The PCM-5820 Series system BIOS and custom drivers are located in a 256 KB, 32-pin Flash ROM device, designated U14. A single Flash chip holds the system BIOS and VGA BIOS. The display type can be configured via software.
Chapter 3 Software Configuration 33 3.3 VGA display software configuration The PCM-5820 Series on-board VGA/LCD interface supports an 18-bit TFT LCD, flat panel displays and traditional analog CRT monitors. The interface can drive CRT displays with resolutions up to 1024 x 768 in 16 bpp.
34 PCM-5820 Series User's Manual 3. At the prompt, type in the BIN file which supports your display. When you are sure that you have entered the file name correctly press <Enter>. The screen will ask “ Do you want to save? ” If you wish to continue press Y.
Chapter 3 Software Configuration 35 3.4 Connections for two standard LCDs 3.4.1 Connections for Toshiba LTM10C042 (640 x 480 TFT color LCD) Table 3-1: Connections for Toshiba LTM10C042 LTM10C042 PCM-5.
36 PCM-5820 Series User's Manual 3.4.2 Connections for Toshiba LTM12C275A (800 x 600 TFT color LCD) Table 3-2: Connections for Toshiba LTM12C275A LTM12C275A PCM-5820 Series CN12 Pin Name Pin Name.
Chapter 3 Software Configuration 37 3.5 Ethernet interface configuration The PCM-5820 Series' on-board Ethernet interface supports all major network operating systems. To configure the medium type, to view the current configuration, or to run diagnostics, do the following: 1.
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Award BIOS Setup This chapter describes how to set BIOS configuration data. CHAPTER 4.
40 PCM-5820 Series User's Manual 4.1 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.
Chapter 4 Award BIOS Setup 41 4.2 Award BIOS setup Award’ s 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 when the power is turned off.
42 PCM-5820 Series User's Manual 4.2.2 Standard CMOS setup When you choose the STANDARD CMOS SETUP option from the INITIAL SETUP SCREEN menu , the screen shown below is dis- played. This standard Setup Menu allows users to configure system components such as date, time, hard disk drive, floppy drive and display.
Chapter 4 Award BIOS Setup 43 4.2.3 BIOS features setup By choosing the BIOS FEATURES SETUP option from the INITIAL SETUP SCREEN menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCM-5820 Series.
44 PCM-5820 Series User's Manual 4.2.4 Chipset features setup By choosing the CHIPSET FEATURES SETUP option from the INITIAL SETUP SCREEN menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCM-5820 Series.
Chapter 4 Award BIOS Setup 45 4.2.5 Power management setup By choosing the POWER MANAGEMENT SETUP option from the INITIAL SETUP SCREEN menu, the screen below is displayed. This sample screen contains the manufacturer ’ s default values for the PCM- 5820 Series.
46 PCM-5820 Series User's Manual 4.2.6 PnP/PCI configuration By choosing the PnP/PCI CONFIGURATION option from the Initial Setup Screen menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCM-5820 Series.
Chapter 4 Award BIOS Setup 47 4.2.7 Integrated peripherals By choosing the INTEGRATED PERIPHERALS option from the INITIAL SETUP SCREEN menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCM-5820 Series.
48 PCM-5820 Series User's Manual Confirm Password: 4.2.8 Load BIOS defaults LOAD BIOS DEFAULTS loads the default system values directly from ROM. If the stored record created by the Setup program be- comes corrupted (and therefore unusable), these defaults will load automatically when you turn the PCM-5820 Series on.
Chapter 4 Award BIOS Setup 49 4.2.9 Change password To change the password, choose the PASSWORD SETTING option form the Setup main menu and press <Enter>. 1. If the CMOS is bad or this option has never been used, a default password is stored in the ROM.
50 PCM-5820 Series User's Manual 4.2.10 Auto detect hard disk The IDE HDD AUTO DETECTION utility can automatically detect the IDE hard disk installed in your system. You can use it to self- detect and/or correct the hard disk type configuration. Figure 4-9: IDE HDD auto detection screen 4.
SVGA Setup • Introduction • Installation of SVGA driver for Windows 95/98/NT CHAPTER 5.
52 PCM-5820 Series User's Manual 5.1 Introduction The PCM-5820 Series has an on-board LCD/VGA interface. The specifications and features are described as follows: 5.1.1 Chipset The PCM-5820 Series uses a Cyrix CX5530 chipset for its SVGA controller.
Chapter 5 SVGA Setup 53 5.2 Installation of SVGA driver Complete the following steps to install the SVGA driver. Follow the procedures in the flow chart that apply to the operating system that you are using within your PCM-5820 Series. Important: The following windows illustrations are examples only.
54 PCM-5820 Series User's Manual 5.2.1 Installation for Windows 3.1 1. In the Windows 3.1 Main screen, click on the "Windows Setup" icon. 2. In the "Windows Setup" window, choose "Options", then select "Change System Settings".
Chapter 5 SVGA Setup 55 3. In the "Change System Settings" window, select the "Display" item. In the dropdown selection, select "Other display (Requires disk from OEM)". 4. Type in the correct path like the window below, where drive "D" is the CD ROM drive.
56 PCM-5820 Series User's Manual 5. Select the display type and preferred resolution, then click "OK". 6. Choose "Restart Windows".
Chapter 5 SVGA Setup 57 5.2.2 Installation for Cyrix MediaGX Certified drivers for Windows 95/980. Insert the disk into the CD-ROM drive. 1. Select "Start" then "Run".
58 PCM-5820 Series User's Manual 2. Click "Finish" to continue. 3. Click "Next" to proceed to the next step. Click "Yes" after you read the license agreement.
Chapter 5 SVGA Setup 59 4. Follow the instructions which appear on the screen. 5. Insert the Win95/ 98 CD-ROM into the CD-ROM drive. Type the correct path for the Win9 x source file.
60 PCM-5820 Series User's Manual 6. Choose "Yes", then click "Finish" to restart the computer..
Chapter 5 SVGA Setup 61 5.2.3 Installation for Windows NT 1. a. Select "Start", "Settings" then "Control Panel" to get to the screen below. b. Double click on the "Display" icon. 2. a. Choose the "Settings" selection.
62 PCM-5820 Series User's Manual 3. Press the "Change..." button. 4. Click on the "Have Disk..." button.
Chapter 5 SVGA Setup 63 5. a. Insert the disk into the CD-ROM drive. b. Type "D:Biscuit5820VGAWINNTVGA.110" c. Press "OK". 6. a. Select the highlighted item.
64 PCM-5820 Series User's Manual 7. Press "Yes" to proceed. 8. Press "OK" to reboot..
Chapter 5 SVGA Setup 65 9. a. Repeat Step 1 in this manual, select the "Settings" label. b. Adjust the resolution and color. c. Click "Test" to see the results.
66 PCM-5820 Series User's Manual.
Audio • Introduction • Installation of audio driver for Windows 95/98/NT 6 CHAPTER.
68 PCM-5820 Series User's Manual 6.1 Introduction The PCM-5820 Series' on-board audio interface provides high-quality stereo sound and FM music synthesis (ESFM) by using the CX5530 audio controller from Cyrix Corporation. The audio interface can record, compress, and play back voice, sound, and music with a built- in mixer control.
Chapter 6 Audio 69 6.2.1 Installation for Windows 95/98 a. Select "Start", "Settings", "Control Panel", "System", "Device Manager". b. Click the "Other Devices" item. c. Remove items related to ESS 1869.
70 PCM-5820 Series User's Manual a. Click "Have Disk". a. Select "ES1869 Control interface". 5. a. Click "Finish" to complete. 6. 7. 8. a. Insert the disc into the CD-ROM drive. b. Type the correct path "D:5820VGAWin9X Audio" and click the click the "OK" button.
Chapter 6 Audio 71 a. Click "OK". a. Insert Windows 95 CD. b. Type the path of your Windows 95 disc and click "OK". a. Click "Yes" to restart.
72 PCM-5820 Series User's Manual 6.2.2 Installation for Windows NT a. Select "Start", "Settings", "Control Panel". b. Double click "Multimedia". a. Select the "Devices" item. b. Click "Add".
Chapter 6 Audio 73 a. C hoose t he hi ghl i ght ed ite m . b. C l i ck t he " O K " but t on. a. S et the I/ O addr ess. b. C l i ck " C ont i nue".
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PCI Bus Ethernet Interface This chapter provides information on Ethernet configuration. • Introduction • Installation of Ethernet driver for Windows 95/98/NT CHAPTER 7.
76 PCM-5820 Series User's Manual 7.1 Introduction The PCM-5820 Series is equipped with a high performance 32-bit Ethernet chipset which is fully compliant with IEEE 802.3 100 Mbps CSMA/CD standards. It is supported by major network operating systems.
Chapter 7 PCI Bus Ethernet Interface 77 7.2.2 Installation for Windows 95/98 a. Select "Start", "Settings", "Control Panel". b. Double click "Network". a. Click "Add" and prepare to install network functions.
78 PCM-5820 Series User's Manual Note: The correct path for Windows 98 is: "D:5820Ethernet.100Win98" a. Choose the "Realtek" item. b. Click "OK". a. Make sure the configurations of relative items are set correctly. b.
Chapter 7 PCI Bus Ethernet Interface 79 7.2.3 Installation for Windows NT a. Select "Start", "Settings", "Control Panel". b. Double click "Network". a. Choose the "Adapters" label. b. Click the "Add" button.
80 PCM-5820 Series User's Manual a. Choose the "Realtek" item. b. Click "OK". a. Make sure the configurations of relative items are set correctly. b. Click "OK" to reboot. 5. 6. 7. END A:Winnt a. Insert the disc labeled "RTL8139A Driver #2" into drive A:.
Chapter 7 PCI Bus Ethernet Interface 81.
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This appendix contains information of a detailed or specialized nature. It includes: • CRT display connector • Flat panel display connector • COM2 RS-232/422/485 serial port connector • Keyboa.
84 PCM-5820 Series User's Manual CRT display connector (CN18) Table A-1: CRT display connector Pin Signal Pin Signal 1 RED 9 VDDC 2 GREEN 10 GND 3 BLUE 11 N/C 4 N/C 12 DDCSDA 5 GND 13 H-SYNC 6 GN.
Appendix A Pin Assignments 85 COM2 RS-232/422/485 serial port (CN14) Table A-3: COM2 RS-232/422/485 series port Pin RS-232 port RS-422 port RS-485 port 1 DCD N/C N/C 2 DSR N/C N/C 3 RxD N/C N/C 4 RTS .
86 PCM-5820 Series User's Manual Main power connector (CN9) Table A-5: Main power connector Pin Signal 1 +12 V 2 GND 3 GND 4 +5 V IDE hard drive connector (CN11) Table A-6: IDE hard drive connect.
Appendix A Pin Assignments 87 COM1 RS-232 serial port (CN16) Table A-7: COM1 RS-232 serial port Pin Signal 1 DCD 2 RxD 3 TxD 4D T R 5 GND 6 DSR 7 RTS 8 CTS 9R I Ethernet 100Base-T connector (CN13) Tab.
88 PCM-5820 Series User's Manual Auxilary power connector (CN10) Table A-9: Peripheral power connector Pin Signal 3 -12 V 2 GND 1 -5 V Floppy drive connector (CN2) Table A-10: Floppy drive connec.
Appendix A Pin Assignments 89 Parallel port connector (CN3) Table A-11: Parallel port connector Pin Signal 1 STROBE* 2 AUTOFD* 3D 0 4 ERROR* 5D 1 6 INIT* 7D 2 8 SLCTINI* 9D 3 10 GND 11 D4 12 GND 13 D5.
90 PCM-5820 Series User's Manual IR connector (CN7) Table A-12: IR connector Pin Signal 1 +5 V (VCC) 2 N/C 3 IR_RX 4 GND 5 IR_TX 5 1 4 3 2 4 8 93 10 71 2 6 5 USB connector (CN4) Table A-13: USB c.
Appendix A Pin Assignments 91 CD audio connector (CN1) Table A-15: CD audio connector Pin Signal 4 GND 3 CD audio control R 2 GND 1 CD audio control L LVDS connector (CN15) Table A-16: LVDS connector .
92 PCM-5820 Series User's Manual S-Video connector (CN21) Table A-18: S-Video connector Pin Signal 1 GND 2 GND 3 Luminance output (brightness) 4 Chrominance output (color) Table A-19: SCART Mode .
Appendix A Pin Assignments 93 21 3 4 ATX power feature connector (CN23) Table A-20: ATX power feature connector (CN23) Pin Signal 1 5VSB (Stand-by voltage) 2N C 3 VPSON ATX power button & power LE.
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System Assignments • System I/O ports • DMA channel assignments • Interrupt assignments • 1st MB memory map APPENDIX B.
96 PCM-5820 Series User's Manual B.1 System I/O ports Table B-1: System I/O ports Addr. range (Hex) Device 000-01F DMA controller 020-021 Interrupt controller 1, master 022-023 Chipset address 04.
Appendix B System Assignments 97 B.2 DMA channel assignments Table B-2: DMA channel assignments Channel Function 0 Available 1 Audio* 2 Floppy disk (8-bit transfer) 3 Parallel** 4 Cascade for DMA controller 1 5 Audio* 6 Available 7 Available * Audio DMA default setting: DMA 1.
98 PCM-5820 Series User's Manual B.3 Interrupt assignments Table B-3: Interrupt assignments Interrupt# Interrupt source NMI Parity error detected IRQ 0 Interval timer IRQ 1 Keyboard IRQ 2 Interru.
Appendix B System Assignments 99 B.4 1st MB memory map Table B-4: 1st MB memory map Addr. range (Hex) Device F000h - FFFFh System ROM D800h - EFFFh Unused D000 - D400H Available C800h - D7FFh Ethernet.
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102 PCM-5820 Series User's Manual EE.
Installing PC/104 Modules This appendix gives instructions for installing PC/104 modules. APPENDIX D.
104 PCM-5820 Series User's Manual D.1 Installing PC/104 modules The PCM-5820 Series' PC/104 connectors give you the flexibility to attach PC/104 modules. Installing these modules on the PCM- 5820 Series i s quick and simple. The following steps show how to mount the PC/104 modules: 1.
Appendix D Installing PC/104 Modules 105 Figure D-1: PC/104 module mounting diagram Figure D-2: PC/104 module dimensions (mm) (±0.1) PCM -5820 Ser ies Female PC/104 Mounti ng Support Mal e PC/104 modul e 8. 9 95. 9 90. 8 5. 1 0 0 5. 1 90. 2 85. 1 5. 1 90.
106 PCM-5820 Series User's Manual Table D-1: PC/104 connectors (CN8) Pin Signal Signal Number Row A Row B Row C Row D 0 —— 0 V 0 V 1 IOCHCHK* 0 V SBHE* MEMCS16* 2 SD7 RESETDRV LA23 IOCS16* 3 .
Programming the Watchdog Timer The PCM-5820 Series is equipped with a watchdog timer that resets the CPU or generates an interrupt if processing comes to a standstill for whatever reason. This feature ensures system reliability in industrial standalone or unmanned environments.
108 PCM-5820 Series User's Manual E.1 Programming the watchdog timer Jumper J3 controls the watchdog settings. The default configura- tion of the timer is enabled via a system reset. To enable the watchdog timer, you must write a program which writes 1 to I/O port address 443 (hex) at regular intervals.
Appendix E Programming the Watchdog Timer 109 The following program shows how you might program the watchdog timer in BASIC: 10 REM Watchdog timer example program 20 X=Out &H443, 1 REM Enable and .
110 PCM-5820 Series User's Manual.
Mechanical Drawings APPENDIX F.
112 PCM-5820 Series User's Manual Figure F-1: Board Dimensions component side (PCM-5820, PCM-5820L, PCM-5820E only) F.1 Component side.
Appendix F Mechanical Drawings 113 Figure F-2: Board Dimensions component side (PCM-5822 only) F.2 Component side (PCM-5822).
114 PCM-5820 Series User's Manual F.3 Solder side Figure F-3: Board Dimensions solder side (PCM-5820 Series).
An important point after buying a device AMD PCM-5820 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought AMD PCM-5820 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data AMD PCM-5820 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, AMD PCM-5820 you will learn all the available features of the product, as well as information on its operation. The information that you get AMD PCM-5820 will certainly help you make a decision on the purchase.
If you already are a holder of AMD PCM-5820, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime AMD PCM-5820.
However, one of the most important roles played by the user manual is to help in solving problems with AMD PCM-5820. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device AMD PCM-5820 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
