Have you got good decoupling on all these components? And diodes across the solenoids?
Try running it with just LEDs in the place of the solenoids, does it still freeze?
A schematic would help us see these things.
Have you got good decoupling on all these components? And diodes across the solenoids?
Try running it with just LEDs in the place of the solenoids, does it still freeze?
A schematic would help us see these things.