5. Sample Application Specifications
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EPSON
S5U1C17602T1100 Software Manual
5. Sample Application Specifications
5.1 Use case configuration
The sample applications are configured as shown in the use case diagram(*) below.
* Use case diagram: A diagram used for defining system requirements in UML (Unified Modeling Language). It describes the
system configuration, surrounding environment, and usage methods from a viewpoint outside the system.
CT
Operator
SVD
REMC
ADC
System
UC23: Advance time
UC22: Set time
UC21: Display time
UC12: Select function
UC11: Start the system
UC31: Display battery level
UC51: Measure illuminance
UC61: Inspect switches
UC62: Inspect LCD
UC63: Inspect battery
UC64: Inspect infrared
*
Ports for switch input and LCD panels can also be regarded as actors, but they are grouped with the operators here.
UC41: Adjust LCD contrast
LCD
RFC
UC71: Measure temperature/humidity
UC65: Inspect illuminance sensor
UC66: Inspect temperature/humidity sensors
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