Indocomp Systems IND-PM855F User Manual Download

Page: 93 / 96

Appendix B Technical Summary

IND-PM855F USER

′

S MANUAL

Page: B-3

INTERRUPT MAP

IRQ ASSIGNMENT

0 System

TIMER

1 Keyboard

2 Cascade

Serial port 2

Serial port 1

5 Available
6 Floppy
7

Parallel port 1

8 RTC

clock

9 Available

10 Available
11 Available
12 PS/2

Mouse

13 Math

coprocessor

14 IDE1
15 IDE2

Summary of Contents for IND-PM855F

Page 1: ...IND PM855F Pentium M U S E R S M A N U A L Version 1 0...

Page 2: ...Business Machines Corporation Intel and Celeron are registered trademarks of Intel Corporation Microsoft Windows is a registered trademark of Microsoft Corporation Winbond is a registered trademark o...

Page 3: ...s uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment...

Page 4: ...External Keyboard Connector 2 9 2 9 Reset Connector 2 9 2 10 Hard Disk Drive LED Connector 2 9 2 11 ATX Power Button 2 10 2 12 External Speaker Connector 2 10 2 13 Power Led Connector 2 10 2 14 KeyLo...

Page 5: ...3 4 LAN Driver Utility 3 6 3 5 Sound Driver Utility 3 7 3 6 Intel Chipset Software Installation Utility 3 8 3 7 USB2 0 Software Installation Utility 3 9 3 8 Watchdog Timer Configuration 3 10 CHAPTER...

Page 6: ...Bus Pin Assignment A 2 PCI Bus Pin Assignment A 3 EPCI Connector A 4 Compact Flash Card Pin Assignment A 5 APPENDIX B TECHNICAL SUMMARY Block Diagram B 2 Interrupt Map B 3 RTC CMOS RAM Map B 4 Timer D...

Page 7: ...n for IND PM855F It also outlines the System specification Section includes z About This Manual z System Specifications z Extra Industrial Application Features z Safety precautions Experienced users c...

Page 8: ...n for this system Final part of this chapter will indicate you how to avoid damaging this Embedded Card Chapter 2 Hardware Configuration This chapter outlines the component location and their function...

Page 9: ...oard z CACHE Built in CPU z REAL TIME CLOCK CALENDAR 256 byte battery backed CMOS RAM Hardware implementation to indicate century rollover z BIOS Phoenix AwardBIOS for plug play function Memory size w...

Page 10: ...DE Bus Compact Flash Master Slave Mode Selectable z FLOPPY DISK DRIVER INTERFACE Supports up to two Floppy Disk Drives 3 5 and 5 25 z LAN INTERFACE Dual ports LAN 1 Intel 82562ET 10 100 Mbps Ethernet...

Page 11: ...N 338 5mm x 122mm 13 33 x 4 8 z BOARD NET WEIGHT 370 grams 0 82 lb 1 3 EXTRA INDUSTRIAL APPLICATION FEATURES z WATCHDOG TIMER Watchdog Timer controllable by software customer application 1 255 second...

Page 12: ...tic electricity on all occasions 2 Prevent electric shock Don t touch any components of this card when the card is power on Always disconnect power when the system is not in use 3 Disconnect power whe...

Page 13: ...T CHAPTER 2 Helpful information describes the jumper connector settings and component locations Section includes z Jumper Connector Quick Reference Table z Component Locations z Configuration and Jump...

Page 14: ...ta Selection JP13 CPU Fan Connector JCFAN1 System Fan Connector JSFAN1 VGA Connector VGA1 Hard Disk Drive Connector IDE1 IDE2 Floppy Disk Drive Connector FDD1 Printer Connector LPT1 Universal Serial B...

Page 15: ...Chapter 2 Hardware Configuration IND PM855F USER S MANUAL Page 2 3 2 2 COMPONENT LOCATIONS IND PM855F Connector Jumper and Component locations...

Page 16: ...iguration by open or close pins The jumper can be combined into sets that called jumper blocks When the jumpers are all in the block you have to put them together to set up the hardware configuration...

Page 17: ...n Jumper looks like this Jumper Cap looks like this 3 pin Jumper looks like this Jumper Block looks like this JUMPER SETTINGS Looks like this 3 pin Jumper 2 3 pin close enabled Looks like this Jumper...

Page 18: ...D 3 COM1_TXD 4 COM1_DTR 5 GND 6 COM1_DSR 7 COM1_RTS 8 COM1_CTS 9 COM1_RI 10 NC COM2 COM2 Connector The COM2 is selectable as RS 232 422 485 The pin assignment is as follows ASSIGNMENT PIN RS 232 RS 42...

Page 19: ...2 485 COM2 Selection This connector is used to set the COM2 function The jumper settings are as follows COM 2 Function Jumper Settings pin closed Jumper Illustrations RS 232 Open RS 422 1 2 5 6 7 8 9...

Page 20: ...se Selection The pin assignments are as follows ASSIGNMENT PIN Keyboard PS 2 Mouse 1 KBDATA MSDATA 2 MSDATA MSDATA 3 GND GND 4 5VSB 5VSB 5 KBCLK MSCLK 6 MSCLK MSCLK 2 7 KEYBOARD OR PS 2 MOUSE SELECTIO...

Page 21: ...ment is as follows PIN ASSIGNMENT 1 5VSB 2 GND 3 NC 4 KDAT 5 KCLK 2 9 RESET CONNECTOR JPANEL1 13 15 Reset Connector The pin assignment is as follows PIN ASSIGNMENT 13 GND 15 RST_SW 2 10 HARD DISK DRIV...

Page 22: ...ASSIGNMENT 14 PULL HIGH TO 5VSB 16 PWB_SIOJ 2 12 EXTERNAL SPEAKER CONNECTOR JPANEL1 1 3 5 7 External Speaker Connector The pin assignment is as follows PIN ASSIGNMENT 1 SPK3 3 NC 5 NC 7 PULL HIGH TO V...

Page 23: ...AR CMOS DATA SELECTION JP13 Clear CMOS Data Selection The selections are as follows FUNCTION JUMPER SETTING pin closed JUMPER ILLUSTRATION Normal 1 2 Clear CMOS 2 3 Manufacturing Default is set as Nor...

Page 24: ...F USER S MANUAL 2 16 CPU FAN CONNECTOR JCFAN1 CPU Fan connector The pin assignment is as follows PIN ASSIGNMENT 1 GND 2 12V 3 FAN1 2 17 SYSTEM FAN CONNECTOR JSFAN1 System Fan connector The pin assignm...

Page 25: ...855F USER S MANUAL Page 2 13 2 18 VGA CONNECTOR VGA1 VGA CRT Connector The pin assignments are as follows PIN ASSIGNMENT 1 RED 2 GREEN 3 BLUE 4 NC 5 GND 6 GND 7 GND 8 GND 9 VCC 10 GND 11 NC 12 VGA IIC...

Page 26: ...assignments are as follows PIN ASSIGNMENT PIN ASSIGNMENT 1 PIDERSTJ 2 GND 3 PDD7 4 PDD8 5 PDD6 6 PDD9 7 PDD5 8 PDD10 9 PDD4 10 PDD11 11 PDD3 12 PDD12 13 PDD2 14 PDD13 15 PDD1 16 PDD14 17 PDD0 18 PDD15...

Page 27: ...N ASSIGNMENT 1 SIDERSTJ 2 GND 3 SDD7 4 SDD8 5 SDD6 6 SDD9 7 SDD5 8 SDD10 9 SDD4 10 SDD11 11 SDD3 12 SDD12 13 SDD2 14 SDD13 15 SDD1 16 SDD14 17 SDD0 18 SDD15 19 GND 20 NC 21 SDREQ 22 GND 23 SDIOWJ 24 G...

Page 28: ...ble is a 34 pin flat cable to attach the FDD on the board and the other side is attaches two FDDs The pin assignments are as follows PIN ASSIGNMENT PIN ASSIGNMENT 1 GND 2 RWCJ 3 GND 4 NC 5 NC 6 DS1J 7...

Page 29: ...o the card you need a cable to connect both DB25 connector and parallel port The pin assignments are as follows PIN ASSIGNMENT PIN ASSIGNMENT 1 STBJ 14 ALFJ 2 PDR0 15 ERRORJ 3 PDR1 16 PARINITJ 4 PDR2...

Page 30: ...us Connector The IND PM855F possesses two USB connectors JUSB1 and JUSB2 The pin assignments are as follows PIN ASSIGNMENT 1 USBV1 2 USBV0 3 D1 4 D0 5 D1 6 D0 7 GND 8 GND 9 NC 10 NC JUSB2 Universal Se...

Page 31: ...2 23 IRDA CONNECTOR IRDA1 IrDA Infrared Connector The pin assignments are as follows PIN ASSIGNMENT 1 VCC 2 NC 3 IRRX 4 GND 5 IRTX JPANEL1 21 24 IrDA Infrared Connector The pin assignments are as foll...

Page 32: ...Connector The pin assignments are as follows PIN ASSIGNMENT 1 TX 2 TX 3 RX 4 CGND 5 CGND 6 RX 7 CGND 8 CGND LAN LED Indicator Left Side LED Green Color On 10 100 LAN Speed Indicator Off No LAN switch...

Page 33: ...ollows PIN ASSIGNMENT 1 MDI_0 2 MDI_0 3 MDI_1 4 MDI_2 5 MDI_2 6 MDI_1 7 MDI_3 8 MDI_3 LAN LED Indicator Left Side LED Green Color On 10 100 LAN Speed Indicator Orange Color On Giga LAN Speed Indicator...

Page 34: ...ND PM855F USER S MANUAL 2 25 GIGALAN LAN2 ENABLE DISABLE SELECTION JP9 GigaLAN LAN2 Enable Disable Selection The selections are as follows FUNCTION JUMPER SETTING pin closed JUMPER ILLUSTRATION Enable...

Page 35: ...UAL Page 2 23 2 26 ATX POWER CONNECTOR JATXPWR1 ATX Power Connector The pin assignments are as follows PIN ASSIGNMENT 1 3 3V 2 3 3V 3 GND 4 VCC 5 GND 6 VCC 7 GND 8 POK 9 5VSB 10 12V 11 3 3V 12 12V 13...

Page 36: ...llows PIN ASSIGNMENT 1 5VSB 2 GND 3 PS_ON 2 28 MEMORY INSTALLATION IND PM855F CPU Card can support up to 2GB in two DIMM sockets DRAM BANK CONFIGURATION DIMM 1 DIMM 2 TOTAL MEMORY 128MB 128MB 256MB 25...

Page 37: ...tion IN PM855F USER S MANUAL Page 2 25 2 29 RESET NMI SELECTION JP18 Reset NMI Watchdog Selection The selections are as follows FUNCTION JUMPER SETTING pin closed JUMPER ILLUSTRATION RESET 1 2 NMI 3 4...

Page 38: ...C IN 2 AUDIO_GND 3 AUDIO_GND 4 AUDIO_GND 5 LINE L 6 LINE R 7 AUDIO_GND 8 AUDIO_GND 9 SPK L 10 SPK R 2 31 CD AUDIO IN CONNECTOR JCDIN1 CD Audio In Connector The pin assignments are as follows PIN ASSIG...

Page 39: ...CTION JUMPER SETTING pin closed JUMPER ILLUSTRATION Master 1 2 Slave Open Manufactory default Master 0 Because ATA33 cable and ATA66 100 cable pin34 specification are different therefore while CF card...

Page 40: ...guration Page 2 28 IND PM855F USER S MANUAL 2 33 AT ATX POWER SELECTION JP14 AT ATX Power Selection The selections are as follows FUNCTION JUMPER SETTING pin closed JUMPER ILLUSTRATION AT open ATX 1 2...

Page 41: ...Page 2 29 2 34 ATX POWER SELECTION JP15 ATX Power Selection The selections are as follows FUNCTION JUMPER SETTING pin closed JUMPER ILLUSTRATION Power from Mainboard 1 2 3 4 1 2 3 4 Power from Backpla...

Page 42: ...O PORT DIO1 Digital Input Output Port The pin assignments are as follows PIN ASSIGNMENT 1 Input bit 0 2 Output bit 0 3 Input bit 1 4 Output bit 1 5 Input bit 2 6 Output bit 2 7 Input bit 3 8 Output bi...

Page 43: ...The pin assignments are as follows PIN ASSIGNMENT PIN ASSIGNMENT 1 LVDS_VCC 2 GND 3 CLKBM 4 CLKBP 5 GND 6 YBM2 7 YBP2 8 GND 9 YBM1 10 YBP1 11 YBP3 12 YBM3 13 YBP0 14 YBM0 15 GND 16 CLKAP 17 CLKAM 18...

Page 44: ...ge Selection The selections are as follows SELECTION JUMPER SETTING JUMPER ILLUSTRATION LVDS_VCC3 1 3 2 4 LVDS_VCC5 3 5 4 6 Manufactory default LVDS_VCC3 2 38 INVERTER CONNECTOR J3 Inverter Connector...

Page 45: ...7 MI2C_DATA B7 DVO1_D2 A8 MI2C_CLK B8 DVO1_D3 A9 DVO1_BLANKJ B9 DVO1_D4 A10 DVO1_FLDSTL B10 DVO1_D5 A11 GND B11 DVO1_D6 A12 DVO1_CLK B12 DVO1_D7 A13 DVO1_CLKJ B13 DVO1_D8 A14 GND B14 DVO1_D9 A15 DVO1_...

Page 46: ...IOS update It also describes how to install the watchdog timer configuration Section includes z VGA Driver Utility z Flash BIOS Update z LAN Driver Utility z Sound Driver Utility z Intel Chipset Softw...

Page 47: ...lease kindly refer to the following chart Filename Assume that CD ROM drive is D Purpose D AWDFLASH For BIOS update utility D VGA Intel 855GME For VGA driver installation D LAN For LAN Driver installa...

Page 48: ...LASH F501xxxxx bin 3 The screen will display the table below FLASH MEMORY WRITER v8 XX C Award Software 2001 All Rights Reserved Flash Type SST 49LF004A 3 3V File Name to Program F5011xp1 bin Checksum...

Page 49: ...the BIOS After you have completed all the programming the screen displays the table below FLASH MEMORY WRITER v8 XX C Award Software 2001 All Rights Reserved Flash Type SST 49LF004A 3 3V File Name to...

Page 50: ...lowing steps 1 Place insert the Utility Disk into Floppy Disk Drive A B or CD ROM drive 2 Under Windows 9X NT4 0 2000 XP system go to the directory where VGA driver is located 3 Click Setup exe file f...

Page 51: ...with Dual LAN function that can support various network adapters Installation programs for LAN drivers are listed as follows 1 Win 2000 XP program 2 Win NT4 0 program 3 Linux 4 Netware program 5 Open...

Page 52: ...e content of the Sound driver 1 Win 98SE program 2 Win NT 4 0 program 3 Win 2000 program 4 Win XP program 5 Linux program 3 5 2 Installation Procedure for Windows 9x NT 2000 XP 1 From the task bar cli...

Page 53: ...ication of Intel Chipset Components in Device Manager 3 6 2 Installation of Utility for Windows 98SE ME 2000 XP The Utility Pack is to be installed only for Windows 98SE Windows ME Windows 2000 and XP...

Page 54: ...lation kindly follow the following steps 1 Place insert the Utility Disk into Floppy Disk Drive A B or CD ROM drive 2 Under Windows 98SE 2000 and XP system go to the directory where Utility Disc is lo...

Page 55: ...ed to Extended Function Enable Registers EFERs i e 2Eh 2 Configurate the configuration registers The chip selects the logical device and activates the desired logical devices through Extended Function...

Page 56: ...g timer Out dx al Inc dx Mov al 08h Out dx al Dec dx Set second as counting unit Mov al 0f5h Out dx al Inc dx In al dx And al not 08h Out dx al Dec dx Set timeout interval as 30seconds and start count...

Page 57: ...The Standard CMOS Features z The Advanced BIOS Features z The Advanced Chipset Features z Integrated Peripherals z Power Management Setup z PNP PCI Configuration z PC Health Status z Frequency Control...

Page 58: ...pplication programs such as word processing spreadsheets and games rely on an operating system such as DOS or OS 2 to manage such things as keyboard monitor disk drives and memory The operating system...

Page 59: ...the Award SETUP program will appear on the screen Phoenix AwardBIOS CMOS Setup Utility Standard CMOS Features Advanced BIOS Features Advanced Chipset Features Integrated Peripherals Power Management S...

Page 60: ...20014A None None None 1 44M 3 5 in None EGA VGA All But Keyboard 640K 228352K 229376K Menu Level Change the internal clock Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous V...

Page 61: ...in Setup Here is a brief explanation of drive specifications Type The BIOS contains a table of pre defined drive types Each defined drive type has a specified number of cylinders number of heads write...

Page 62: ...ors are supported you do not have to select the type in Setup Available Options are as follows EGA VGA Enhanced Graphics Adapter Video Graphics Array For EGA VGA SEGA SVGA or PGA monitor adapters CGA...

Page 63: ...56 19 1024 7 512 1023 17 59 20 733 5 300 732 17 30 21 733 7 300 732 17 42 22 733 5 300 733 17 30 23 306 4 0000 336 17 10 24 977 5 65535 976 17 40 25 1024 9 65535 1023 17 76 26 1224 7 65535 1223 17 71...

Page 64: ...ture for IDE Hard Disk boot sector protection If this function is enabled and someone attempt to write data into this area BIOS will show a warning message on screen and alarm beep Move Enter Select P...

Page 65: ...wer on or proceed directly to the hard disk drive BOOT UP NUMLOCK STATUS Select power on state for NumLock TYPEMATIC RATE SETTING Enable this item if you wish to be able to configure the characteristi...

Page 66: ...em will boot but access to Setup will be denied if the correct password is not entered at the prompt To disable security select PASSWORD SETTING at Main Menu and then you will be asked to enter passwo...

Page 67: ...ed Disabled Disabled Enabled 64 Enabled 32MB CRT 640 x480 18bits Disabled Menu Level Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimiz...

Page 68: ...allowed for the RAS to accumulate its charge before DRAM refresh the refresh may be incomplete and the DRAM may fail to retain data Fast gives faster performance and Slow gives more stable performanc...

Page 69: ...o support compliance with PCI specification version 2 1 AGP APERTURE SIZE This field determines the effective size of the Graphic Aperture used for a particular GMCH configuration It can be updated by...

Page 70: ...ess Enter Disabled Menu Level Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults Integrated Peripherals Setup Screen By movi...

Page 71: ...Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults Descriptions on each item above are as follows 1 OnChip Primary PCI IDE The integrated peripheral controller contai...

Page 72: ...Onboard Device Item Help USB Controller USB 2 0 Support USB Keyboard Support USB Mouse Support AC97 Audio Onboard LAN Init Display First Enabled Enabled Disabled Disabled Auto Enabled Onboard Menu Le...

Page 73: ...X UR2 Duplex Mode X Use IR Pins Onboard Parallel Port Parallel Port Mode X EPP Mode Select X ECP Mode Use DMA PWRON After PWR Fail Enabled 3F8 IRQ4 2F8 IRQ3 Normal Hi Lo Enabled Half IR Rx2Tx2 378 IR...

Page 74: ...Rx2Tx2 8 Onboard Parallel Port This item allows you to determine access onboard parallel port controller with which I O address 9 Parallel Port Mode Select an operating mode for the onboard parallel p...

Page 75: ...rm Reload Global Timer Events Primary IDE 0 Primary IDE 1 Secondary IDE 0 Secondary IDE 1 FDD COM LPT Port Disabled ATX Instant Off Enabled Enabled Disabled 0 0 0 0 Disabled Disabled Disabled Disabled...

Page 76: ...te blanks to the video buffer Blank Screen This option only writes blanks to the video buffer DPMS Select this option if your monitor supports the Display Power Management Signalling DPMS standard of...

Page 77: ...mode PM EVENTS PM events are I O events whose occurrence can prevent the system from entering a power saving mode or can awaken the system from such a mode In effect the system remains alert for anyt...

Page 78: ...Save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults PNP PCI Configuration Setup Screen The PNP PCI Configuration Setup describes how to configure PCI bus syste...

Page 79: ...to IRQ 7 assigned to IRQ 9 assigned to IRQ 10 assigned to IRQ 11 assigned to IRQ 12 assigned to IRQ 14 assigned to IRQ 15 assigned to PCI Device PCI Device PCI Device PCI Device PCI Device PCI Device...

Page 80: ...Disabled Menu Level Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults PC Health Status Setup Screen The PC Health Status Se...

Page 81: ...e This function is only effective under Windows 98 ACPI mode 4 10 FREQUENCY CONTROL Choose FREQUENCY CONTROL from the main menu a display will be shown on screen as below Phoenix AwardBIOS CMOS Setup...

Page 82: ...critical devices such as a clock sensitive SCSI device 4 11 LOAD FAIL SAFE DEFAULTS By pressing the ENTER key on this item you get a confirmation dialog box with a message similar to the following Loa...

Page 83: ...in length and press Enter The password typed now will clear any previously entered password from CMOS memory You will be asked to confirm the password Type the password again and press the Enter key...

Page 84: ...tures Advanced Chipset Features Integrated Peripherals Power Management PnP PCI Configura PC Health Status Frequency Control Load Fail Safe Defaults Load Optimized Defaults Set Supervisor Password wor...

Page 85: ...be retained The screen will be shown as below Phoenix AwardBIOS CMOS Setup Utility Standard CMOS Features Advanced BIOS Features Advanced Chipset Features Integrated Peripherals Power Management PnP...

Page 86: ...e A 1 EXPANSION BUS This appendix indicates the pin assignments Section includes z ISA BUS Pin Assignment z PCI BUS Pin Assignment z EPCI BUS Pin Assignment z Compact Flash Card Pin Assignment APPENDI...

Page 87: ...LA21 B5 NC A5 SD04 D5 IRQ12 C5 LA20 B6 NC A6 SD03 D6 IRQ15 C6 LA19 B7 12V A7 SD02 D7 IRQ14 C7 LA18 B8 OWS A8 SD01 D8 DACK0 C8 LA17 B9 12V A9 SD00 D9 DRQ0 C9 MEMR B10 GND A10 I O CH RDY D10 DACK5 C10...

Page 88: ...GND A38 STOP B9 REQ3 A9 CLKC B39 LOCK A39 3 3V B10 REQ1 A10 5V I O B40 PERR A40 SDONE B11 GNT3 A11 CLKD B41 3 3V A41 SB0 B12 GND A12 GND B42 SERR A42 GND B13 GND A13 GND B43 3 3V A43 PAR B14 CLKA A14...

Page 89: ...B8 VCC A9 AD12 B9 AD13 A10 AD14 B10 AD15 A11 AD16 B11 AD17 A12 AD18 B12 AD19 A13 AD20 B13 AD21 A14 AD22 B14 AD23 A15 VCC B15 VCC A16 AD24 B16 AD25 A17 AD26 B17 AD27 A18 AD28 B18 AD29 A19 AD30 B19 AD3...

Page 90: ...IORD 10 A092 35 IOWR 11 A082 36 WE3 12 3 3V 37 INTRQ 13 VCC 38 VCC 14 A062 39 CSEL 15 A052 40 VS2 16 A042 41 RESET 17 A032 42 IORDY 18 A02 43 INPACK 19 A01 44 REG3 20 A00 45 DASP 21 D00 46 PDIAG 22 D0...

Page 91: ...Page B 1 TECHNICAL SUMMARY This section introduce you the maps concisely Section includes z Block Diagram z Interrupt Map z RTC CMOS RAM Map z Timer DMA Channels Map z I O Memory Map APPENDIX B...

Page 92: ...Appendix B Technical Summary Page B 2 IND PM855F USER S MANUAL BLOCK DIAGRAM...

Page 93: ...NUAL Page B 3 INTERRUPT MAP IRQ ASSIGNMENT 0 System TIMER 1 Keyboard 2 Cascade 3 Serial port 2 4 Serial port 1 5 Available 6 Floppy 7 Parallel port 1 8 RTC clock 9 Available 10 Available 11 Available...

Page 94: ...C Status register C 0D Status register D 0E Diagnostic status byte 0F Shutdown byte 10 Floppy Disk drive type byte 11 Reserve 12 Hard Disk type byte 13 Reserve 14 Equipment byte 15 Base memory low byt...

Page 95: ...ER DMA CHANNELS MAP Timer Channel Map Timer Channel Assignment 0 System timer interrupt 1 DRAM Refresh request 2 Speaker tone generator DMA Channel Map DMA Channel Assignment 0 Available 1 Available 2...

Page 96: ...MAP ASSIGNMENT 000 01F DMA controller Master 020 021 Interrupt controller Master 022 023 Chipset controller registers I O ports 040 05F Timer control regsiters 060 06F Keyboard interface controller 8...

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