What is the range of Servo update rates on P834 EURO408?

What is the range of Servo update rates on P834 EURO408?

The Euro404 and Euro408 both support the following servo update rates set by SERVO_PERIOD.  At the fast rates, the number of axes is reduced.
125 microseconds (4 axes max)
250 microseconds
500 microseconds
1 milliseconds
2 milliseconds

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