Canon GM-1000 - Manual (Page 36)

CANON Digital Galvano Scanner System GM-1000 Series
Users Manual 1.20
36
• Mode-3: Current position data (Axis 2)
Outputs the Axis 2 encoder position.
Data length: 20 bits.
• Mode-4: Current position data (Axis 1, Axis 2)
The encoder position of Axis 1 and Axis 2 is output alternately.
Data length: 19 bits.
The first 1 bit indicates the axis (Axis Flag).
Axis Flag = 0 Axis 1
Axis Flag = 1 Axis 2
Data information for the current position data of Mode-2, 3, and 4 is output with the timing as follows.