mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-19 14:08:11 +00:00
88 lines
2.9 KiB
C
88 lines
2.9 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/>.
|
|
*/
|
|
|
|
#ifndef TREZORHAL_HAPTIC_H
|
|
#define TREZORHAL_HAPTIC_H
|
|
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
|
|
typedef enum {
|
|
// Effect at the start of a button press
|
|
HAPTIC_BUTTON_PRESS = 0,
|
|
// Effect at the and of hold-to-confirm action
|
|
HAPTIC_HOLD_TO_CONFIRM = 1,
|
|
} haptic_effect_t;
|
|
|
|
// Initializes the haptic driver
|
|
//
|
|
// The function initializes the GPIO pins and the hardware
|
|
// peripherals used by the haptic driver.
|
|
//
|
|
// Returns `true` if the initialization was successful.
|
|
bool haptic_init(void);
|
|
|
|
// Deinitializes the haptic driver
|
|
//
|
|
// The function deinitializes the hardware peripherals used by the
|
|
// haptic driver so the device can be eventually put into a low-power mode.
|
|
void haptic_deinit(void);
|
|
|
|
// Enables or disables the haptic driver
|
|
//
|
|
// When the driver is disabled, it does not play any haptic effects
|
|
// and potentially can put the controller into a low-power mode.
|
|
//
|
|
// The driver is enabled by default (after initialization).
|
|
void haptic_set_enabled(bool enabled);
|
|
|
|
// Returns `true` if haptic driver is enabled
|
|
bool haptic_get_enabled(void);
|
|
|
|
// Tests the haptic driver, playing at maximum amplitude for the given duration
|
|
//
|
|
// This function is used during production testing to verify that the haptic
|
|
// motor is working correctly.
|
|
//
|
|
// Returns `true` if the test effect was successfully started.
|
|
bool haptic_test(uint16_t duration_ms);
|
|
|
|
// Plays one of haptic effects
|
|
//
|
|
// The function stops playing any currently running effect and
|
|
// starts playing the specified effect.
|
|
//
|
|
// Returns `true` if the effect was successfully started.
|
|
bool haptic_play(haptic_effect_t effect);
|
|
|
|
// Starts the haptic motor with a specified amplitude (in percent) for a
|
|
// specified duration (in milliseconds).
|
|
//
|
|
// The function stops playing any currently running effect and
|
|
// starts playing the specified effect.
|
|
//
|
|
// The function can be invoked repeatedly during the specified duration
|
|
// (`duration_ms`) to modify the amplitude dynamically, allowing
|
|
// the creation of customized haptic effects.
|
|
//
|
|
// Returns `true` if the effect was successfully started.
|
|
bool haptic_play_custom(int8_t amplitude_pct, uint16_t duration_ms);
|
|
|
|
#endif // TREZORHAL_HAPTIC_H
|