Measurement-computing PCI-DAS08 Bedienungsanleitung PDF herunterladen (Seite 8)

PCI-DAS08 User's Guide Introducing the PCI-DAS08

PCI-DAS08 block diagram

PCI-DAS08 functions are illustrated in the block diagram shown here.

PCI

Controller

BADR1

Interrupt

Boot

EEPROM

Counter 2

Clock

(33 MHz/8)

Interrupt

Control

Decode/Status

Bus

Timing

Channel Select

Output Clock2

EXT_INT

Controller FPGA and Logic

LOCAL BUS

PCI BUS (5 V, 32-BIT, 33 MHZ)

Input

Port

Control

Input (2:0)

Digital I/O

82C54

16-bit Counters

Input Clock2

Counter 0

Control

Counter 1

Counter 2

Input Clock0

Gate0

Output Clock0

Input Clock1

Gate1

Output Clock1

Gate2

Output Clock2

Output

Port

Output (3:0)

ADC and MUX

Control

10 Volt

Reference

Channel Select

Gain and Offset Cal

Mux

Analog In

8 CH S.E.

Buffer

12-bit, 100 kHz

Start EOC

Buffer

BADR2

A/D

Control

Figure 1-1. PCI-DAS08 block diagram

1-2

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 18 19

PCI-DAS08 2
HM PCI-DAS08.doc 3
Table of Contents 5
About this User's Guide 6
Introducing the PCI-DAS08 7
PCI-DAS08 block diagram 8
Unpacking the PCI-DAS08 10
Installing the software 10
Installing the PCI-DAS08 10
Configuring the PCI-DAS08 11
The red stripe 12
Programming languages 14
Register-level programming 14
Specifications 15
Power consumption 16
Environmental 16
Counter section 16
Main connector and pin out 17
Declaration of Conformity 18

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