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Chapter 2
Attaching Modules to the Computer
This section describes how to attach a module to the host computer.
Note: The DT9812-10V-OEM module contains a 5-pin USB header instead of a standard USB
connector (see
DT9812-10V-OEM module, you need to purchase the Bulgin USB cable (part#14193). This
cable has a 5-pin header on one end for connecting to the module and a standard USB
connector on the other end for connecting to the host computer.
Most computers have several USB ports that allow direct connection to USB devices. If your
application requires more modules than you have USB ports for, you can expand the number
of USB devices attached to a single USB port by using expansion hubs. For more information,
refer to
You can unplug a module, and then plug it in again, if you wish, without causing damage.
This process is called hot-swapping. Your application may take a few seconds to recognize a
module once it is plugged back in.
You must install the device driver before connecting your module to the host computer.
Connecting Directly to the USB Ports
To connect a DT9812, DT9813, or DT9814 Series module directly to the USB ports of your
computer, do the following:
1. Attach one end of the USB cable to the USB connector on the module.
2. Attach the other end of the USB cable to one of the USB ports on the host computer, as
22
page 118
for the pin assignments of this header). To connect to the
page
23.
shown in
Figure
2.
The operating system automatically detects the USB module and starts the Found New Hardware
wizard.
Host Computer
Figure 2: Attaching the Module to the Host Computer
DT9814 Series Module
USB Ports
USB Cable
DT9812, DT9813, or
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