Only 4 PWM pins work

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1

Hello all,

I’m using Beaglebone Black with latest Angstrom image, and trying to control servo by PWM pins (Bonescript). But only these pins work:

P8_13

P9_21
P9_14
P9_42

Other PWM pins don’t respond.

Is my board damaged?

2

I want to control more than 4 servo, how to do?