PWM commands are inactives on Arduino Mega pins 44-45-46

[marivier]

Using latest Pduino version and Pd 0.52.2 on macOS High Sierra, Monterey, or Raspbian, PWM output pins 44-45-46 stay inactives.
The hardware (Arduino Mega + LED) and the PWM command was succesfully tested with Max/MSP and Maxuino latest version.