In the last 9 months one of my solenoid point motors became unreliable again, so I decided to replace it with a servo motor, controlled from a £3.90 Raspberry Pi Pico microcontroller.
I cover what was involved, including the wiring, code changes and diagnosing some logic problems along the way.
Other related videos:
0033, in which I removed the microswitch from the solenoid: • 0033 Two steps forward...
0044, in which I used a servo motor to animate a signal: • 0044 Animating a Ratio...
Things of interest that I use or mention in this video:
Raspberry Pi Pico, without headers
thepihut.com/p...
Raspberry Pi Pico, with headers
thepihut.com/p...
TowerPro Servo Motor - SG90 Digital
thepihut.com/p...
10x Micro USB Female to DIP Adapter
www.amazon.co....
Tamiya craft saw
www.jadlamraci...
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