nrf51822 drive BLDC use pwm

[leo.ni]

Hi,all.i want to use nrf51822 to drive brushless DC motor and need use 6 pwm signals.Can i generate these signals with nrf51822? Thanks for your reply!

[Krzysztof Chruscinski]

Unfortunately, no. The limitation here is number of GPIOTE tasks and events which are 4. So you can only have 4 channels.

However, nRF52 has PWM peripheral with up to 12 channels.