Canon GM-1000 - Manual (Page 75)

CANON Digital Galvano Scanner System GM-1000 Series
Users Manual 1.20
75
Input the external trigger signal
The external trigger signal is input from the digital I/O connector.
(See 5-1 ‘Connector Pin Arrangement)
Connector pin arrangement
Pin
No.
Monitor Board
Signal Name
I/O Signal Description Logic Remarks
B5 Ｄ 10 Input External Trigger Signal High: ON See Circuit below.
Connection Specifications
3.3V TTL Input
Operation procedure
(Raster Scan Parameter Settings)
･ Set Parameter ID =26 Raster Scan Time Setting
･ Set Parameter ID =27 Raster Scan Duty Ratio Setting
･ Set Parameter ID =28 Raster Scan Angle Setting
(Raster Scan Operation)
･ Send Command ID=8 Data=6 Movement Start (Movement to the initial position
of a raster scan)
･ Send Command ID=23 Data=8 (One way scan)
Data=9 (One coming and going)
(Reference: Data = 3 in case of continuous operation)
･ Input the external trigger Signal
･ Send Command ID=23 Data=0 Scan Stop
Notes
・ The external trigger input during raster scan move is ignored.
・ From the external trigger signal input, until the time actual operation starts, there can be a
fluctuation of up to a maximum of 10 usec.
FPGA
3.3V-TTL
R : 100Ω Connector
Select either