Delta AS Series Programming Manual page 1200

Cha p ter 6 App l ied Ins truc tio ns
Example
If the value of the present output position SR460 (32-bit) is 100 and M10 is ON, then the DDRVA instruction causes Y0.0
to output pulses at 2 kHz until the value in SR460 becomes 20,000 (absolute positioning). Y0.1 = OFF means the positive
direction.
Additional remarks
1.
The following graph shows absolute positioning: the way of specifying the distance from the center (zero point).
F requency
+ , 3 000 pulse
Target frequency
S tart/end frequency
6_
Zero point
0 pulse
6 - 9 2 1