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Related Manuals for BLUE CHIP DOP-24
Summary of Contents for BLUE CHIP DOP-24
- Page 1 DOP-24 24 Channel Isolated Darlington Output Board User Manual...
- Page 3 All rights reserved. No part of this publication may be reproduced, stored in any retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopied, recorded or otherwise, without the prior permission, in writing, from the publisher. For permission in the UK contact Blue Chip Technology.
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Page 4: Amendment History
Amendment History Issue Issue Author Amendment Details Level Date 12.04.95 First draft 30.06.97 Window front cover and logo. -
Page 5: Table Of Contents
4.0 OPERATING GUIDE..............13 4.1 Using the Device..............13 4.2 Programming Guide ............... 14 4.3 Example Program ..............15 5.0 COMMERCIAL DATA ACQUISITION PACKAGES ....16 5.1 Use of the DOP-24 Board with ASYST ........16 Blue Chip Technology Ltd. 01270175.doc... - Page 6 APPENDIX A ................... 17 APPENDIX B ................... 19 PC/XT/AT Port Map ..............19 I/O Address Map ................19 APPENDIX C ................... 20 PC/XT Interrupt Map ..............20 APPENDIX D ................... 21 AT Interrupt Map ................21 01270175.doc Blue Chip Technology Ltd.
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Page 7: Outline Description
2W per package (8 bits). An optional on-board power inverter ensures complete isolation of the open collector output devices from the PC power supply, making the board suitable for driving lamps, stepper motors, relays and solenoids etc. Blue Chip Technology Ltd. 01270175.doc Page 1... -
Page 8: Important Safety Notes
IC and fit a 74LS244. If you have any difficulty in obtaining this device please contact Blue Chip Technology. Alternatively, specify the power up mode you require the next time you order your DOP-24 from us. Page 2 01270175.doc... -
Page 9: Electromagnetic Compatibility (Emc)
This product meets the requirements of the European EMC Directive (89/336/EEC) and is eligible to bear the CE mark. It has been assessed operating in a Blue Chip Technology Icon industrial PC. However, because the board can be installed in a variety of computers, certain conditions have to be applied to ensure that the compatibility is maintained. -
Page 10: Emc Specification
This is a Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures. EMC Specification A Blue Chip Technology Icon industrial PC fitted with this card meets the following specification: Emissions: EN 55022:1995... -
Page 11: Specification
Specification Page 5 SPECIFICATION Electrical Specification Number of Outputs Maximum Load Voltage 24V DC Maximum Load Current 400mA DC Maximum Port Dissipation Physical Specification Height 107mm Width 15mm Depth 132mm Blue Chip Technology Ltd. 01270175.doc Page 5... -
Page 12: User Adjustments
There is one exception to this rule. You may place one DIP-24 and one DOP-24 on the same address boundary as the DIP card is only enabled on read instructions and the DOP card is only enabled on write instructions. - Page 13 Note: View board with back panel on RHS. Middle 8 Bits of port address on links. More example addresses are shown in Appendix A. Note: No two cards must occupy the same address Blue Chip Technology Ltd. 01270175.doc Page 7...
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Page 14: Port Map
User Adjustments Port Map The DOP-24 board provides three 8 bit ports. Each bit can be independently driven via software to generate the required output. The card occupies four 8 bit ports although only three are used as shown below. -
Page 15: Electrical Options
49 and 50 are the common ground and positive connections respectively. It is company policy to call the even numbered pins positive and the negative on the DOP-24 to conform with the other cards in the range. -
Page 16: Pin Detail
Page 10 Electrical Options Pin Detail Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο Ο View with gold edge connectors downwards Page 10 01270175.doc Blue Chip Technology Ltd. -
Page 17: Connector Pin Details
-ve Darlington drive Base + 2 +ve common rail Base + 2 -ve Darlington drive Base + 2 +ve common rail Base + 2 -ve Darlington drive Base + 2 +ve common rail Blue Chip Technology Ltd. 01270175.doc Page 11... - Page 18 +ve common rail Base + 2 -ve Darlington drive Base + 2 +ve common rail Base + 2 -ve Darlington drive Base + 2 +ve Common rail -ve DC GROUND INPUT +ve DC POWER INPUT Page 12 01270175.doc Blue Chip Technology Ltd.
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Page 19: Operating Guide
Page 13 OPERATING GUIDE Using the Device A total of 24 opto-isolated outputs may be driven by the DOP-24 board. These appear as three 8 bit ports. Each signal is connected to one bit within one of these ports i.e. -
Page 20: Programming Guide
The state of the output lines may be modified by using either of the following methods :- Microsoft BASIC A or GW BASIC. OUT P,D Outputs the byte D to Port P. 8088/8086 Assembly language. PORT EQU 0300H PUTDAT: DX, PORT AX,DATA DX,AL Page 14 01270175.doc Blue Chip Technology Ltd. -
Page 21: Example Program
GW BASIC interpreter and is intended to output a count of 0 to 255 to the outputs of the three DOP-24 ports on and off individually. This enables the user to see the output channels as they are activated. -
Page 22: Commercial Data Acquisition Packages
Page 16 Commercial Data Acquisition Packages COMMERCIAL DATA ACQUISITION PACKAGES The Blue Chip Technology DOP-24 can be used with almost any data acquisition or control package that can write information directly to a PC output port. Use of the DOP-24 Board with ASYST The board has been tested with and is installable as an IO.PORT digital device... - Page 23 Appendix A Page 17 APPENDIX A Note: View board with back panel on RHS. Address Settings for Port 300H Address Settings for Port 200H Address Settings for Port 204H Address Settings for Port 210H Blue Chip Technology Ltd. 01270175.doc Page 17...
- Page 24 Page 18 Appendix A Address Settings for Port 220H Address Settings for Port 230H Page 18 01270175.doc Blue Chip Technology Ltd.
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Page 25: Pc/Xt/At Port Map
Reserved 378-37F Parallel Printer Port 1 380-38F Reserved for SDLC Communications, Bisynchronous 2 3A0-3AF Reserved for Bisynchronous 1 3B0-3BF Reserved 3C0-3CF Reserved 3D0-3DF Display Controller 3F0-3F7 Diskette Drive Controller 3F8-3FF Serial Port 1 Blue Chip Technology Ltd. 01270175.doc Page 19... -
Page 26: Pc/Xt Interrupt Map
Page 20 Appendix C APPENDIX C PC/XT Interrupt Map Number Usage Parity Timer Keyboard Reserved Asynchronous Communications (Secondary) SDLC Communications Asynchronous Communications (Primary) SDLC Communications Fixed Disk Diskette Parallel Printer Page 20 01270175.doc Blue Chip Technology Ltd. -
Page 27: At Interrupt Map
Coprocessor IRQ 14 Fixed Disk Controller IRQ 15 Reserved IRQ 3 Serial Port 2 IRQ 4 Serial Port 1 IRQ 5 Parallel Port 2 IRQ 6 Diskette Controller IRQ 7 Parallel Port 1 Blue Chip Technology Ltd. 01270175.doc Page 21...
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