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7040 Wiring

Driver Board​

Wiring​

  • Connect to the motherboard PWM port, other motherboards need to refer to their respective documentation

Reference Configuration​

[fan]
##    Print Cooling Fan 
pin: PF8
max_power: 0.9
cycle_time: 0.002
hardware_pwm: false
shutdown_speed: 0

Solution for Automatic Spin on Startup​

info
  • This is a brief explanation
  • Add the PWM signal pin and invert its state during firmware compilation
  • Test using SUPER8PRO, use pin PF8, add !PF8 to GPIO pins to set at micro-controller startup during firmware compilation
  • Note that the entered ! is an English exclamation mark
  • The same applies to other motherboards

Optional Accessory: Air Filter​