---
tag: g004
title: Dwell
brief: Pause the planner
author: thinkyhead

since: 1.0.0-beta
group: motion

codes: [ G4 ]

notes:
  - If both `S` and `P` are included, `S` takes precedence.
  - '[`M0`](/docs/gcode/M000-M001.html)/[`M1`](/docs/gcode/M000-M001.html) provides an interruptible "dwell" (Marlin 1.1.0 and up).'
  - '`G4` with no arguments is effectively the same as [`M400`](/docs/gcode/M400.html).'

parameters:
  -
    tag: S
    optional: true
    description: Amount of time to dwell
    values:
      -
        tag: time
        type: int
        unit: sec
  -
    tag: P
    optional: true
    description: Amount of time to dwell
    values:
      -
        tag: time
        type: int
        unit: ms

example:
  -
    code:
      - G4 P500 ; Dwell for 1/2 second
---

Dwell pauses the command queue and waits for a period of time.