Running commands faster

From the original Synthetos forum (2011–2025)

Started by rwad on in TinyG Support. 2 replies, last activity Jun 8, 2018.

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Hi, I am trying to send the tinyG commands to execute at 25 Hz. Are there any hidden parameters I can change in the code to get it to execute faster (without waiting)? Right now, it seems the fastest it will run is about 10 Hz.

Ryan

Staff #

I am not sure what you are trying to do here.

If you feed tinyG a Gcode file that contains 25 short segments that follow an arc, the motion planner will convert that to seemingly continuous moves at a rate bounded by your F speed (for G1 moves) or Vmax for G0 moves.
You will not perceive 25 incremental moves if they were along a continuous arc.

If, on the other hand, you defined a Gcode file that moved following a square, the motion planner would nearly stop at every corner then change direction and continue.

You need to describe a bit more what you are doing

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I think he’s talking about pwm frequency

$p1frq=25000

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