How to control MG90S servo on Jetson Nano

[DaveYYY]

@user23464

• enabled the PWM pins by going into sudo /opt/nvidia/jetson-io/jetson-io.py, and following the steps from there

Have you tried exporting PWM pins in sysfs?
Like this one:

Nano PWM C++

Hi Josh1745, You can only access pwmchip0 (@7000a000). pwmchip4(@70110000) is not expected to be used by user. “The Pulse Width Modulator controller is a four channel frequency divider whose pulse width varies. Each channel has a programmable frequency divider and a programmable pulse width generator” As per the above statement, individual 4 channels of pwm@pwmchip0 can be used (based on availability) by exporting them. i.e. echo <0/1/2/3> > /sys/class/pwm/pwmchip0/export Please try with …