djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Don't disable tempoarily in deinit().

Browse Source
This commit is contained in:
Dan Halbert 2018-10-09 21:23:47 -04:00
parent 91a88cf568
commit ca737e6f7c
1 changed files with 7 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
ports/nrf/common-hal/pulseio/PWMOut.c
View File

@ -196,19 +196,20 @@ void common_hal_pulseio_pwmout_deinit(pulseio_pwmout_obj_t* self) {
nrf_gpio_cfg_default(self->pin_number);
nrf_pwm_disable(self->pwm);
NRF_PWM_Type* pwm = self->pwm;
self->pwm = NULL;
self->pwm->PSEL.OUT[self->channel] = 0xFFFFFFFF;
// Disconnect pin from channel.
pwm->PSEL.OUT[self->channel] = 0xFFFFFFFF;
// Re-enable PWM module if there is another active channel.
for(int i=0; i < CHANNELS_PER_PWM; i++) {
if (self->pwm->PSEL.OUT[i] != 0xFFFFFFFF) {
nrf_pwm_enable(self->pwm);
break;
// Some channel is still being used, so don't disable.
return;
}
}
self->pwm = NULL;
nrf_pwm_disable(pwm);
}
void common_hal_pulseio_pwmout_set_duty_cycle(pulseio_pwmout_obj_t* self, uint16_t duty_cycle) {