In my Case I am using a RGB 5050 Stripe. I am using three pins with mosfets and for the software part PIGPIOD.
Just like that: https://dordnung.de/raspberrypi-ledstrip/
Here are my scripts:
monitor on:
vcgencmd display_power 1
pigs p 17 1
pigs p 22 1
pigs p 24 1
sleep 0.06s
pigs p 17 2
pigs p 22 2
pigs p 24 2
sleep 0.06s
pigs p 17 3
pigs p 22 3
pigs p 24 3
sleep 0.06s
pigs p 17 4
pigs p 22 4
pigs p 24 4
sleep 0.06s
pigs p 17 5
pigs p 22 5
pigs p 24 5
sleep 0.06s
pigs p 17 6
pigs p 22 6
pigs p 24 5
sleep 0.06s
pigs p 17 7
pigs p 22 7
pigs p 24 6
sleep 0.06s
pigs p 17 8
pigs p 22 8
pigs p 24 7
sleep 0.06s
pigs p 17 9
pigs p 22 9
pigs p 24 8
sleep 0.06s
pigs p 17 10
pigs p 22 10
pigs p 24 9
sleep 0.06s
pigs p 17 11
pigs p 22 11
pigs p 24 10
sleep 0.06s
pigs p 17 12
pigs p 22 12
pigs p 24 11
Monitor off:
pigs p 17 12
pigs p 22 12
pigs p 24 11
sleep 0.06s
pigs p 17 11
pigs p 22 11
pigs p 24 10
sleep 0.06s
pigs p 17 10
pigs p 22 10
pigs p 24 9
sleep 0.06s
pigs p 17 9
pigs p 22 9
pigs p 24 8
sleep 0.06s
pigs p 17 8
pigs p 22 8
pigs p 24 7
sleep 0.06s
pigs p 17 7
pigs p 22 7
pigs p 24 6
sleep 0.06s
pigs p 17 6
pigs p 22 6
pigs p 24 5
sleep 0.06s
pigs p 17 5
pigs p 22 5
pigs p 24 5
sleep 0.06s
pigs p 17 4
pigs p 22 4
pigs p 24 4
sleep 0.06s
pigs p 17 4
pigs p 22 4
pigs p 24 4
sleep 0.06s
pigs p 17 3
pigs p 22 3
pigs p 24 3
sleep 0.06s
pigs p 17 2
pigs p 22 2
pigs p 24 2
vcgencmd display_power 0
sleep 0.06s
pigs p 17 1
pigs p 22 1
pigs p 24 1
sleep 0.06s
pigs p 17 0
pigs p 22 0
pigs p 24 0