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CANON Digital Galvano Scanner System
KP-1SM Series + GC-251
Users Manual 1.00
45
5.3. Digital Input-Output Function
The controller has a digital input-output function for checking the status of the controller.
Pin
No.
I/O Signal Description Logic Explanation
A1
Output Axis 1 Error 1 (Priority high) 1: Error If an error occurs, the
corresponding error signal is
output.
According to the priority of the
error, Error 1 or 2 is output.
See 9-2, “Errors.”
B1
Output Axis 1 Error 2 (Priority low) 1: Error
B2
Output Axis 2 Error 1 (Priority high) 1: Error
A3
Output Axis 2 Error 2 (Priority low) 1: Error
A2
Output Axis 1 servo interrupt period Edge These are output at a servo
interrupt timing in the
controller.
B3
Output Axis 2 servo interrupt period Edge
In addition, the following, digital I/O is prepared as an operation setting of the controller.
Pin
NO.
I/O Signal Description Logic Explanation
A5 Input External Sampling Signal
INT
generation
When external signal is used for
servo sampling clock.
(Do not use it usually.)
B5 Input External Trigger Signal High ON
See 6-2, “Operation that
synchronizes with external
trigger Signal input(raster scan)
A6 Input Activation mode switching
See 6-1, “Setting Controller
Activation Mode”