ICP Electronics JUKI-752 DX4-100 User Manual Download Page 20

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IRQ Mapping Chart

IRQ0 System Timer

IRQ8 RTC Clock

IRQ1 Keyboard

IRQ9 Unused

IRQ2 Cascade to IRQ Controller IRQ10 Unused
IRQ3 COM2/COM4

IRQ11 Unused

IRQ4 COM1/COM3

IRQ12 PS/2 mouse

IRQ5 Unused

IRQ13 FPU

IRQ6 FDC

IRQ14 Primary IDE

IRQ7 Printer

IRQ15 Unused

DMA Channel Assignments

DMA Channel

Function

0 Available
1 Available
2 Floppy

Disk

3 Available
4

Cascade for DMA controller 1

5 Available
6 Available
7 Available

Summary of Contents for JUKI-752 DX4-100

Page 2: ...ved No part of this manual may be reproduced by any mechanical electronic or other means in any form without prior written permission of the manufacturer Trademarks JUKI 752 is a registered trademark...

Page 3: ...ection 10 3 1 Floppy Disk Drive Connector 10 3 2 IDE Disk Drive Connector 11 3 3 Parallel Port 11 3 4 Serial Ports 12 3 5 Keyboard Mouse Connector 13 3 6 External Switches and Indicators 13 3 7 Extern...

Page 4: ...ple chipset The in chip UARTs are compatible with the NS16C550 The parallel port and IDE interface are compatible with IBM PC AT and XT architecture s as well as EPP and ECP The LCD CRT controller is...

Page 5: ...768 x 256 colors for CRT display Display Memory 1 MB on board Input Output IDE hard disk drive interface Supports up to two IDE hard disk drives Can be disabled by BIOS Setup Floppy disk drive interf...

Page 6: ...er connector 8 pin male connector Molex 6410 series compatible Keyboard connector A 5 pin header on board and 6 pin mini DIN keyboard connector is located on the mounting bracket General information P...

Page 7: ...layout of JUKI 752 is shown below Read carefully the unpacking information the jumpers and switches setting for the JUKI 752 s configuration such as CPU type selection system clock setting and interr...

Page 8: ...atchdog Timer time out period can be set 1 2 10 20 110 or 220 sec by JP3 JP4 Watchdog Active Type Setting JP4 Description 2 3 RESET WHEN WDT TIME OUT 1 2 ACTIVATE NMI TO CPU WHEN WDT TIME OUT OPEN DIS...

Page 9: ...pin Pin 9 of the serial port connector The maximum current is 1A with fuse protection for the total two connector s 5V 12V output If the output is set to 12V make sure 12V is available to supply to t...

Page 10: ...e detailed pin assignment of the connector is specified as following table CN2 FDC Connector PIN Description PIN Description 1 GROUND 2 REDUCE WRITE CURRENT 3 GROUND 4 N C 5 GROUND 6 N C 7 GROUND 8 IN...

Page 11: ...23 IOW 24 GROUND 25 IOR 26 GROUND 27 N C 28 BALE DEFAULT 29 N C 30 GROUND DEFAULT 31 INTERRUPT 32 IOCS16 DEFAULT 33 SA1 34 N C 35 SA0 36 SA2 37 HDC CS0 38 HDC CS1 39 HDD ACTIVE 40 GROUND 3 3 Parallel...

Page 12: ...ovided by the JUKI 752 The detailed pin assignments of the connectors are specified below COM1 CN14 Serial Port Connector PIN Description 1 DATA CARRIER DETECT DCD 2 RECEIVE DATA RXD 3 TRANSMIT DATA T...

Page 13: ...pin Mini DIN Keyboard Mouse Connector PIN CN15 keyboard CN13 Mouse 1 KEYBOARD DATA MOUSE DATA 2 N C N C 3 GROUND GROUND 4 5V 5V 5 KEYBOARD CLOCK MOUSE CLOCK 6 N C N C 3 6 External Switches and Indicat...

Page 14: ...eaker JUKI 752 has its own buzzer which can be connected to the external speaker through the connector CN16 CN16 SPEAKER PIN Description 1 5V 2 SPEAKER SIGNAL 3 9 PC 104 Connection Bus JUKI 752 s PC 1...

Page 15: ...ctor PIN Description PIN Description 1 12V 2 12V 3 GND 4 GND 5 5V 6 5V 7 FPVEE 8 GND 9 P0 10 P1 11 P2 12 P3 13 P4 14 P5 15 P6 16 P7 17 P8 18 P9 19 P10 20 P11 21 P12 22 P13 23 P14 24 P15 25 P16 26 P17...

Page 16: ...o configure the following features Date Time Hard Disk Type Floppy Disk Type All of these features are almost the same as common so we do not describe more detailed in here 4 3 Peripheral CMOS Setup W...

Page 17: ...chdog Timer a read from I O port 443H must be performed This will enable and activate the countdown timer which will eventually time out and either reset the CPU or cause an NMI depending on the setti...

Page 18: ...T 640x480 SYNC 18 24 bit For example HITACHI TX26D60 TX24D55 TOSHIBA LTM09C015A SHARP LQ10D321 18TFTLP1 ROM BIOS for TFT 640x480 LP 16 bit 18TFTLP2 ROM BIOS for TFT 640x480 LP 16 24 bit For example TO...

Page 19: ...ssor 1F0 1F8 Fixed Disk 200 207 Game I O 278 27F Parallel Printer Port 2 LPT3 2E8 2EF Serial Port 4 2F8 2FF Serial Port 2 300 31F Prototype Card 360 36F Reserved 378 37F Parallel Printer Port 1 LPT2 3...

Page 20: ...IRQ10 Unused IRQ3 COM2 COM4 IRQ11 Unused IRQ4 COM1 COM3 IRQ12 PS 2 mouse IRQ5 Unused IRQ13 FPU IRQ6 FDC IRQ14 Primary IDE IRQ7 Printer IRQ15 Unused DMA Channel Assignments DMA Channel Function 0 Avai...

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