Canon GM-1000 - Manual (Page 60)

CANON Digital Galvano Scanner System GM-1000 Series
Users Manual 1.20
60
RS-232C command
・ Raster scan interval setting (Parameter ID = 26)
・ Raster scan duty ratio setting (Parameter ID = 27)
・ Raster scan oscillation angle setting (Parameter ID = 28)
・ Scan start (Command ID = 23 Data = 3)
・ Scan stop (Command ID = 23 Data = 0)