123 lines
2.8 KiB
Markdown
123 lines
2.8 KiB
Markdown
---
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tag: m0240
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title: Trigger Camera
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brief: Trigger a camera shutter
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author: thinkyhead
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requires: PHOTO_GCODE
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group: extras
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codes: [ M240 ]
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notes:
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- "`CHDK_PIN` or `PHOTOGRAPH_PIN` is required prior to Marlin 2.0.0."
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- To use the `CHDK_PIN` or `PHOTOGRAPH_PIN` option with a digital camera see [this article](//www.doc-diy.net/photo/rc-1_hacked/).
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- To use an endstop or contact switch as a shutter switch for your smartphone's camera, see [this video](//youtu.be/i5g3ziK5wpI).
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parameters:
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-
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tag: A
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optional: true
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description: Offset to the X return position. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: offset
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type: float
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-
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tag: B
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optional: true
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description: Offset to the Y return position. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: offset
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type: float
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-
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tag: D
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optional: true
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description: Duration to hold down the shutter switch. (Requires `PHOTO_SWITCH_POSITION` and `PHOTO_SWITCH_MS`)
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values:
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-
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tag: ms
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type: int
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-
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tag: F
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optional: true
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description: Feedrate for the main photo moves. If omitted, the homing feedrate will be used. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: feedrate
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type: float
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-
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tag: I
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optional: true
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description: Shutter switch X position. If omitted, the photo move X position applies. (Requires `PHOTO_SWITCH_POSITION`)
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values:
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-
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tag: pos
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type: float
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-
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tag: J
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optional: true
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description: Shutter switch Y position. If omitted, the photo move Y position applies. (Requires `PHOTO_SWITCH_POSITION`)
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values:
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-
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tag: pos
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type: float
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-
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tag: P
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optional: true
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description: Delay after pressing the shutter switch. (Requires `PHOTO_SWITCH_POSITION` and `PHOTO_SWITCH_MS`)
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values:
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-
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tag: ms
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type: int
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-
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tag: R
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optional: true
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description: Retract/recover length. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: length
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type: float
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-
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tag: S
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optional: true
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description: Retract/recover feedrate. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: feedrate
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type: float
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-
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tag: X
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optional: true
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description: Main photo move X position. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: pos
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type: float
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-
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tag: Y
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optional: true
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description: Main photo move Y position. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: pos
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type: float
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-
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tag: Z
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optional: true
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description: Main photo move Z raise. (Requires `PHOTO_POSITION`)
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values:
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-
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tag: length
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type: float
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videos:
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- i5g3ziK5wpI
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examples:
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---
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Trigger a camera shutter using a digital pin or by bumping a physical switch.
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