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trezor-firmware/core/embed/lib/display_utils.c
2024-11-13 12:15:38 +01:00

34 lines
1.0 KiB
C

/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <trezor_rtl.h>
#include "display.h"
#include "systick.h"
void display_fade(int start, int end, int delay) {
#ifdef USE_BACKLIGHT
for (int i = 0; i < 100; i++) {
display_set_backlight(start + i * (end - start) / 100);
hal_delay(delay / 100);
}
display_set_backlight(end);
#endif
}