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
not running like it shouldIsn't very descriptive of the actual problem
harsh-harlequinOP•2y 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
What was the problem?
harsh-harlequinOP•2y ago
didnt like the invertet fan port for pwm like on the ratos site described
switched to gpio pin
harsh-harlequinOP•2y ago
for ppl using skr pro 1.2
Same printer.cfg?
harsh-harlequinOP•2y ago
just updated the above config part
Noticed that before you had
! and now you don't. You probably just needed to remove it from fan_cooling_pinharsh-harlequinOP•2y ago
the multimeter measured 24 v on the fan cooling pin
so no can do with the fan pin