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M104 - Set Hotend Temperature

thermal Set a new target hot end temperature.
Related codes: M109

Description

Set a new target hot end temperature and continue without waiting. The firmware will continue to try to reach and hold the temperature in the background.

Use M109 to wait for the hot end to reach the target temperature.

Notes

With PRINTJOB_TIMER_AUTOSTART this command will stop the print job timer if the temperature is set at or below half of EXTRUDE_MINTEMP.

Usage

M104 [B<temp>] [F<factor>] [I<index>] [S<temp>] [T<index>]

Parameters

[B<temp>]
AUTOTEMP

Maximum auto-temperature
    [F<factor>]
    AUTOTEMP

    Autotemp factor. If omitted, uses AUTOTEMP_FACTOR_P.
    With AUTOTEMP_PROPORTIONAL enabled F0 disables autotemp.
      [I<index>]
      2.0.6

      Material preset index. Overrides S.
        [S<temp>]

        Target temperature.
        With AUTOTEMP this also sets the min auto-temperature.
          [T<index>]

          Hotend index. If omitted, the currently active hotend will be used.

            Examples

            Set target temperature for the active hotend

            M104 S185

            Set target temperature for E1

            M104 T1 S205

            AUTOTEMP: Set autotemp range

            M104 F S180 B190

            AUTOTEMP: Disable autotemp

            M104