Measurement-computing CIO-DO24DD User Manual

CIO-DO24DD & CIO-DO48DDUser’s ManualRevision 5November, 2000

4.2 CABLING TO THE CONNECTORThe CIO-DO24DD connector is accessible through the PC/AT expansion bracket.The connector is a standard 50-pin header conne

Figure 4-2. Darlington Output CircuitAll outputs share a com mon ground on the board so all your circuits must use thecommon ground. Also, as with a

2. The current specification applies on ly when the transistor is on. Thetransistor can pass up to 500 mA.Figure 4-3 is an example of a simple circuit

4.7 CLAMPING VOLTAGE INPUTThe output transistors can be set to clamp voltage spikes and prevent them fromdamaging your circuit. For example, if you a

5.0 CONTROL & DATA REGISTERS5.1 INTRODUCTIONCIO-DO24DD is a direct drive, 24-line digital switching board built up of logic chips.There are n o co

5.2 REGISTER FORMATS - BOTH 24- AND 48-BIT VERSIONS PORT 1A DATABASE ADDRESS + 01A01A11A21A31A41A51A61A701234567PORT 1B DATABASE ADDRESS + 11B01B11B21

6.0 SPECIFICATIONS Power consumption+5VCIO-DO24DD 275mA typical, 345mA maxCIO-DO48DD 425mA typical, 535mA maxDigital OutputDigital Type ULN2803

For your notes.13

For your notes.14

EC Declaration of ConformityWe, Measurement Computing Corporation, declare under sole responsibility that theproduct:DescriptionPart NumberCURRENT OUT

(C) Copyright 2000 Measurement Computing CorporationHM CIO-DO##DD.lwpYour new Measurement Computing product comes with a fantastic extra — Management

Measurement Computing Corporation 10 Commerce Way Suite 1008 Norton, Massachusetts 02766 (508) 946-5100 Fax: (508) 946-9500 E-mail: [email protected]

TABLE OF CONTENTS126.0 SPECIFICATIONS ...115.3 REGISTER FORMAT-CIO-DO48DD, CONNECTOR P2 ONLY...115.2 REGISTER FOR

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1.0 INTRODUCTION CIO-DO24DD and CIO-DD48DD are desig ned for switching circuits of highervoltage and current than standard TTL type components are cap

2.0 SOFTWARE INSTALLATIONOn the disk labeled InstaCal there is an installation program. Please run this programand accept the defaults. Refer to th

Figure 3-1. CIO-DO24DD Address Select Switches NOTEDISREGARD THE NUMBERS PRINTED ON T HE SWITCH.REFER TO THE NUMBERS PRINTED IN W

Table 3-1. PC I/O AddressesSERIAL PORT3F8-3FFEGA2B0-2BFFLOPPY DISK3F0-3F7PARALLEL PRINTER270-27FSERIAL PORT3E8-3EFALT BUS MOUSE23C-23FCGA3D0-3DFBUS M

4.0 INTERFACING4.1 CONNECTOR DIAGRAMS The output connector(s) is a 50-pin header type connector accessible from the rear ofthe PC through the expansio