Modeling Variability 5

Adding a constraint: Adaptive cruise control (ACC) requires forward collision alert (FCA).

abstract Car

ABS ?

xor Transmission

Automatic

Manual

`FCA ?

`CC ?

[ ACC => FCA ]

The Forward Collision Alert (FCA) subsystem.

abstract FCA

xor Sensor

Radar

Lidar

xor Alert

Haptic

Audible

The Cruise Control (CC) subsystem.

abstract CC

switch

backlight ?

ACC ?

Modeling Variability 6