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CS269: HW/SW Engineering of Embedded Systems, Winter02
Different Architectures
compute
air flow
compute
injection
time
drive
actuators
air
flow
injection
time
air temperature
engine temperature
engine speed
throttle position
look-up table
PWM signals
air pressure
32 bit CPU
A/D
Actuations (PWM)
Analog inputs
Digital inputs
We will need to implement all three processes on this 32 bit CPU.  It is probably pretty easy to do, hence better time to market.  But it may or may not meet timing constraints.