GENERAL
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NTA47227-300A8
CALYS 50 / 75 / 100
A.4 Software
The firmware of the CALYS 50 / 75 / 100 is stored in flash memory. It is therefore relatively easy to update the firmware
when a new version is available. Refer to paragraph A.6.1 for detailed information on updating the firmware.
A.4.1
General Description
The diagram below briefly describes the functions of the firmware.
S ta rtin g
M e a s u rem e n t
T ra n sm iss io n
M ain ten a n c e
- E m iss io n M o d e s
- T a re
- S ca lin g
- …
- T a re
- S c a lin g
- etc.
C o n fig u ra tio n &
P a ra m e te rs
The Start procedure checks that the unit is working correctly and initializes the various tasks that are continuously
executed during operation of the CALYS 50 / 75 / 100.
The Measurement task is responsible for the configuration, post-processing and display of measurements.
The Transmission task handles the various modes of simulation, pre-processing of settings and the display.
Several tasks are dedicated to setting parameters and configuration management.
The maintenance task is responsible for calibration and initialization of the unit.
A real time operating system coordinates the various tasks and manages the keyboard and USB peripherals.
A.4.2
User Interface
The basic items forming the user interface are shown in the diagram below:
Date, Time &
Temperature
Description of the
current function
Battery
state
Measurement
Statistics
Transmission
Parameters
Main
Menu
Measurement
information
Emission
Information
Distinction
between IN
and OUT
Function
keys
The “on-line help” function is not visible in the menu, but is accessible at any time by pressing the
key. When
active, a help window for the function in use appears. The
key closes the help window and all the dialogue boxes
displayed.
The main menu is located at the bottom of the screen, opposite the four function keys (F1 to F4). To select an item from
the menu, press the associated function key.