Pin custom configuration
Init Pin mode Pull
Set pin mode
set HIGH
Set pin high level
set LOW
Set pin low level
Get Value
Get pin value
Set Value
Set pin value
Set pin 5 to pull-up output high level
Control servo
Init Pin, freq, min, max, angle range
Servo initialization settings, Pin=pin, freq=servo signal frequency, min=minimum pulse width, max=maximum pulse width, angle range=servo angle range
rotate to degree
Servo rotate to degree
write us
High level duration
Control the servo to switch between 0° and 90°