dSPACE DS1103 User Manual

User Interrupt Inputs
The DS1103 contains four external user interrupt inputs. The input
channels are called INT0 … INT3.
Objective
Information in this section
Hardware details
I/O Circuit and Electrical Characteristics 175
Recognizing User Interrupts 176
Information in other sections
Feature description
User Interrupts ( DS1103 Features)
Noise, crosstalk and inductive effects can degrade the
signal and lead to incorrect results if you do not perform
the following correctly.
Grounding and Shielding
Proper grounding and shielding reduces noise and inductive effects.
196
Reducing Crosstalk 200
Wiring Up External Devices 200
I/O Circuit and Electrical Characteristics
The following illustration is a simplified diagram of the input circuitry
of the user interrupt inputs.
INT0 ... INT3
33 Ω
10 kΩ
VCC
Input circuit
Where to go from here
s
User Interrupt Inputs
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DS1103 Hardware Installation and Configuration November 2014
175
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dSPACE DS1103 Specifications

General

Brand	dSPACE
Model	DS1103
Category	Controller
Language	English