4.3. Recognition of the module
As was mentioned above, the operating system
Windows
shall perform numeration
procedure
for each connected
USB
device. Such procedure for
USB
devices is performed on-the-fly
when they are connected to computer without any user interacting or client software.
During the execution of
numeration
the module USB
indicator – LED, located near to
USB
connector
E20-10
, shall flash continuously, and upon completion it shall be red or green. This will
mean that connected
USB
device is recognized properly by operating system and is ready for
further operation. Indicator's color informs about
E20-10
connection speed to interface USB
•
red – full speed,
•
green – high speed.
You can further check connected module validity of recognition by operating system in
"Device Manager"
. There, in appeared section
"L-Card USB devices"
device
E20-10
will be
displayed, as it, for example, is shown in figure below:
In further working with module
E20-10
the operating system will already know the location
of driver for this type of the device and will load it automatically during product connecting to the
computer.
8
In
E20-10
revision В the indicator is flashing when data transmitting on USB
–it is a natural occurance.
