Zoom - Canon RE-350 Control Interface Commands Manual

3.0 Description Command Data Packet
3.1 Zoom Commands
Wide Zoom: Constant Speed
• Function:
Moves the zoom lens in the wider direction at a constant speed. This operation will be stopped with the reception
of the <Stop Zooming> command or if the zoom lens reaches the wide-end limit.
• Timing of the "C-response Packet" sent to the PC:
Right after the zoom lens start to move.
• The parameter of the "C-response Packet":
$0000 fixed
• The maximum operation time (msec):
500 millisecond
• Command format:
Header ID number
$10
Note: The speed of the zooming will be constant from the beginning to the end of this operation. This is different
from when the {
ZOOM WIDE
and continues to be pushed for longer than one second, the zooming will increase to a faster speed.
Wide Zoom: Step
• Function:
Moves the zoom lens in the wider direction one step. This operation will be stopped
automatically after the zoom lens has stopped.
• Timing of the "C-response packet" sent to the PC:
Right after the zoom lens stops.
• The parameter of the "C-response packet":
$0000 fixed
• The maximum operation time (msec):
2000 millisecond
• Command format:
Header ID number
$10
Command
$ 8 * $ 0 0
} button on the front panel is pushed. If the {
Command
$ 8 * $ 0 0
Parameter MSH Parameter LSH
$ 0 1
ZOOM WIDE
Parameter MSH Parameter LSH
$ 0 3 $ 0 0
$ 0 0
} button is pushed
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