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Merge pull request #1585 from tannewt/backlight_pwm_frequency_boost 

Tweak the backlight PWM rate to be higher than audio range
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Scott Shawcroft 2019-02-21 12:51:01 -08:00 committed by GitHub
parent f3e50b9df2 08158a7c34
commit b8678c936b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
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shared-module/displayio/Display.c
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@ -121,7 +121,7 @@ void common_hal_displayio_display_construct(displayio_display_obj_t* self,
// Always set the backlight type in case we're reusing memory.
self->backlight_inout.base.type = &mp_type_NoneType;
if (backlight_pin != NULL && common_hal_mcu_pin_is_free(backlight_pin)) {
pwmout_result_t result = common_hal_pulseio_pwmout_construct(&self->backlight_pwm, backlight_pin, 0, 5000, false);
pwmout_result_t result = common_hal_pulseio_pwmout_construct(&self->backlight_pwm, backlight_pin, 0, 50000, false);
if (result != PWMOUT_OK) {
self->backlight_inout.base.type = &digitalio_digitalinout_type;
common_hal_digitalio_digitalinout_construct(&self->backlight_inout, backlight_pin);