diff options
Diffstat (limited to 'shared-module/displayio/Display.c')
| -rw-r--r-- | shared-module/displayio/Display.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/shared-module/displayio/Display.c b/shared-module/displayio/Display.c index add42f599..6af8324ef 100644 --- a/shared-module/displayio/Display.c +++ b/shared-module/displayio/Display.c @@ -48,7 +48,7 @@ void common_hal_displayio_display_construct(displayio_display_obj_t* self, uint8_t set_row_command, uint8_t write_ram_command, uint8_t set_vertical_scroll, uint8_t* init_sequence, uint16_t init_sequence_len, const mcu_pin_obj_t* backlight_pin, uint16_t brightness_command, mp_float_t brightness, bool auto_brightness, - bool single_byte_bounds, bool data_as_commands, bool auto_refresh, uint16_t native_frames_per_second) { + bool single_byte_bounds, bool data_as_commands, bool auto_refresh, uint16_t native_frames_per_second, bool backlight_on_high) { // Turn off auto-refresh as we init. self->auto_refresh = false; uint16_t ram_width = 0x100; @@ -157,6 +157,9 @@ mp_float_t common_hal_displayio_display_get_brightness(displayio_display_obj_t* bool common_hal_displayio_display_set_brightness(displayio_display_obj_t* self, mp_float_t brightness) { self->updating_backlight = true; + if (!self->backlight_on_high){ + brightness = 1.0-brightness; + } bool ok = false; if (self->backlight_pwm.base.type == &pulseio_pwmout_type) { common_hal_pulseio_pwmout_set_duty_cycle(&self->backlight_pwm, (uint16_t) (0xffff * brightness)); |