wireless monitoring system of gas detector - Faculty of Electrical ...

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Figure 3.23: VISA Interfacing Block Diagram
The first level visa configure serial port is for initializes the serial ports specified
by visa resources name to a specified settings. Wire data to the visa resources name
input to determine the polymorphic instance to use or manually sellect the instance. In
this project, COM 40 has been chosed as the zigbee port in that location. Besides that,
the value of 9600 in the Figure 3.23 shows the bound rate of the project system from
arduino and zigbee. From the Figure 3.23 also, the grey line in the figure shows the
while loop for repeating the subdiagram inside it untill conditional terminal, an input
terminal receives a particular Boolean value. The Boolean value depends on the
continuation behaviour of the loop.
Figure 3.24: VISA Read Output