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5 years, 8 months ago.

how to control servo motor except connecting pwmout pin?

hi guys

I'm working with controlling 12 servo motors by NXP LPC1768.

I can do 6 servos by p21 to p26 (PwmOut pins) but i have no ideas how to control rest of servos.

could anyone help me?

thanks in advice!

1 Answer

Jan Kamidra
5 years, 8 months ago.

Hi, you can try a PWM expander like:

https://os.mbed.com/components/PCA9685/

or a softPWM library like:

https://os.mbed.com/users/takashikojo/code/SoftwarePWM/docs/tip/SoftwarePWM_8h_source.html