Enable or disable the knock retard function.
Max accumulated retard
The maximum retard the system can ever make.
Retard step size
Number of degree to retard when each knock is detected (by using the sensitivity table).
Retard range table
Maximum ignition retard table.
Note: The Max Accumulated retard value is the ultimate ignition advance the system ever can make, regardless of the retard range table value.
Advance rate table
The rate of advance to be achieved when no knock is detected - To get back to main ignition advance within time.