Canon GALVANO GC-251 User Manual download pdf (Page 49)

CANON Digital Galvano Scanner System

KP-1SM Series + GC-251

Users Manual 1.00

【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

NO.

Monitor Board

Signal Name

I/O Signal Description Logic Remarks

B5 Ｄ10 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

・Set Parameter ID =27 Raster Scan Duty Ratio

・Set Parameter ID =28 Raster Scan Angle

(Raster Scan Operation）

・Send Command ID=8 Data=6 Movement Start (Movement to the Initial position

of 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.

・ 10usec or less is uneven from the external trigger signal input at time until beginning to

・ actually operate.

FPGA

3.3V-TTL

R ： 100Ω Connector

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Canon GALVANO GC-251 User Manual Page 49