Impulse 8003e Manual do Utilizador descarregar pdf (Página 15)

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©Sealevel Systems, Inc. 8003e Manual 15

SL9235 3/2013

In systems where the users program has direct access to the hardware (DOS) the tables that follow give the

mapping and functions that the REL-16.PCIe provides.

Function Available

Port

Address Hex

Port Type

RD/WR

Base + 2

RD/WR

Base + 3

Reed Relay Output Port

RD/WR = Read or Write

The relay ports return the ones complement of the value that is currently being used to drive the relays.

The output ports are the only ports that can be written. The relays on a standard REL-16.PCIe are normally

open. To close a relay a one must be written to the appropriate bit.

Address

Mode

Base+2

Output Port A

RD/WR

PCD7

PCD6

PCD5

PCD4

PCD3

PCD2

PCD1

PCD0

Base+3

Output Port B

RD/WR

PDD7

PDD6

PDD5

PDD4

PDD3

PDD2

PDD1

PDD0

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 29 30

REL-16.PCIe User Manual 1
Contents 2
Before You Get Started 4
Product Description 5
Electrical Specifications 8
Technical Specifications 9
Hardware Installation 10
Programming the REL-16.PCIe 12
Example Circuits 16
Software Installation 17
/cdrom: 21
Appendix B – Troubleshooting 24
Appendix D – Drawing 28
Appendix E – Compliance 29
Warranty 30

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