M240 - Trigger Camera

Description

Trigger a camera shutter using a digital pin or by bumping a physical switch.

Notes

CHDK_PIN or PHOTOGRAPH_PIN is required prior to Marlin 2.0.0.

To use the CHDK_PIN or PHOTOGRAPH_PIN option with a digital camera see this article.

To use an endstop or contact switch as a shutter switch for your smartphone’s camera, see this video.

Parameters


        M240
        
        
        [A<offset>]
        
        [B<offset>]
        
        [D<ms>]
        
        [F<feedrate>]
        
        [I<pos>]
        
        [J<pos>]
        
        [P<ms>]
        
        [R<length>]
        
        [S<feedrate>]
        
        [X<pos>]
        
        [Y<pos>]
        
        [Z<length>]

`[A<offset>]`	Offset to the X return position. (Requires `PHOTO_POSITION`)
`[B<offset>]`	Offset to the Y return position. (Requires `PHOTO_POSITION`)
`[D<ms>]`	Duration to hold down the shutter switch. (Requires `PHOTO_SWITCH_POSITION` and `PHOTO_SWITCH_MS`)
`[F<feedrate>]`	Feedrate for the main photo moves. If omitted, the homing feedrate will be used. (Requires `PHOTO_POSITION`)
`[I<pos>]`	Shutter switch X position. If omitted, the photo move X position applies. (Requires `PHOTO_SWITCH_POSITION`)
`[J<pos>]`	Shutter switch Y position. If omitted, the photo move Y position applies. (Requires `PHOTO_SWITCH_POSITION`)
`[P<ms>]`	Delay after pressing the shutter switch. (Requires `PHOTO_SWITCH_POSITION` and `PHOTO_SWITCH_MS`)
`[R<length>]`	Retract/recover length. (Requires `PHOTO_POSITION`)
`[S<feedrate>]`	Retract/recover feedrate. (Requires `PHOTO_POSITION`)
`[X<pos>]`	Main photo move X position. (Requires `PHOTO_POSITION`)
`[Y<pos>]`	Main photo move Y position. (Requires `PHOTO_POSITION`)
`[Z<length>]`	Main photo move Z raise. (Requires `PHOTO_POSITION`)