4028 fan not running like it should

SOLVED Hey having a problem with my 4028. its not running like it should. Here is my code. # PartFan [fan] pin: PC9 cycle_time: 0.00004 tachometer_pin: ^PF7 tachometer_poll_interval: 0.0005 enable_pin: PB0 board is skr pro 1.2
9 Replies
blacksmithforlife
not running like it should
Isn't very descriptive of the actual problem
ugly-tan
ugly-tan2y ago
urgh sorry to sleepy at first i had grn and pwm switched so may fan was always on full blast now is switched grn to the heater negative pole with the enable pin an pwn onto to negative fan pin it shuts off at 0 like it should but if i turn it on it only spins with like 4000 rpm solved it
blacksmithforlife
What was the problem?
ugly-tan
ugly-tan2y ago
didnt like the invertet fan port for pwm like on the ratos site described switched to gpio pin
ugly-tan
ugly-tan2y ago
for ppl using skr pro 1.2
No description
blacksmithforlife
Same printer.cfg?
ugly-tan
ugly-tan2y ago
just updated the above config part
blacksmithforlife
Noticed that before you had ! and now you don't. You probably just needed to remove it from fan_cooling_pin
ugly-tan
ugly-tan2y ago
the multimeter measured 24 v on the fan cooling pin so no can do with the fan pin
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