3 digital i/o windows driver and api, Digital i/o windows driver and api, Figure 1-12 – ADLINK MXC-6000 Series User Manual

Page 28: Isolated digital output circuits, Figure 1-13, Isolated digital output sample application circuit, Vdd ido_n eognd do gnd

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16

Introduction

The VDD pin is connected in serial with a flywheel diode protecting
the driver during inductance loading, such as relay, motor, or sole-
noid, wherein the VDD must connect to external power to form a
flywheel current loop.

Figure 1-12: Isolated Digital Output Circuits

Figure 1-13: Isolated Digital Output Sample Application Circuit

1.6.3

Digital I/O Windows Driver and API

The MXC-6000 DIO incorporates Adlink PCI-7230 Windows driver
support through the PCIS-DASK software package, on the bun-
dled driver CD or downloadable from Adlink's MXC-6000 web sup-

VDD

IDO_n

EOGND

DO

GND

MOSFET

Fly Wheel

Diode

Digital Isolator

VDD

IDO_n

EOGND

DO

GND

MOSFET

Fly Wheel

Diode

Digital Isolator

DC

Load

(5~35V)

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