Grids notes – Canon CHDK User Manual

Page 58

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Home made

A range of some

switch using a

available

keychain light.

devices

to buy.

Check the extensive forum thread:-

http://chdk.setepontos.com/index.php?PHPSESSID=7973386aacdc6fb7e1b409702af56bbb&topic=294.0

Enable built-in CHDK remote support

First, ensure you are running a reasonably up-to-date CHDK build. Some early builds did not support
remote shutter release control via USB, and some only by script.
Now enable remote support via the CHDK menu:

Main Menu > Miscellaneous Stuff > Remote

Parameters > Enable Remote

Note. If you enable the "Sync Delay" then the shutter will release after you stop the voltage to the USB
port. This was done because it was found to sync the shutters on 2 cameras for stereo imagery is much
better as the voltage drops. (It can also be useful if a switch has poor-quality contacts, in which case the
rise in voltage when it closes may not occur quickly enough to trigger CHDK's remote function.) Under
most single-camera circumstances, however, you won't need this unless you need to sync the shutter
release more accurately to the voltage trigger signal for specialized reasons.

Also note: When downloading images to computer with USB it will be necessary to uncheck
“Enable remote” in Scripting Parameters -

[ ]

And see:

Downloading via USB

, on page 46.

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Grids notes

Grids

are an overlay for the EVF / LCD display that can help you with composition, cropping, subject /

image alignment, and other novel things. Normally most cameras only offer you one simple option, a
"Rule of Thirds" composition grid, but with CHDK the sky is now the limit on what you want displayed
on your viewfinder for these handy photographer's tools.

You can Load and run the Grid files from "

OSD Parameters" > "Grid" > "Load Grid from File...

" When

not in

<ALT>

mode you can quickly turn the Grid Overlay (and all other CHDK OSD elements) on or off

with a simple Half-Shutter-Press + Right-Navigation button combination.

Or put the "

Grid" > "Show Grid Lines

" menu toggle on your fast-access Custom User-Menu if not wishing

to turn off all of CHDK displays.

See:-

Grid Tutorial & User Contributions

See also:

Grids Pics -

Page 62.

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