mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-23 16:37:43 +00:00
033c4e9a5b
* Updated style * Updated files * fixed new line * Updated spacing * File fix WIP * Updated to clang 13 * updated comment style * Removed old comment code
121 lines
2.7 KiB
C++
121 lines
2.7 KiB
C++
/*
|
|
* Copyright (C) 2017 Jared Boone, ShareBrained Technology, Inc.
|
|
*
|
|
* This file is part of PortaPack.
|
|
*
|
|
* 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 2, 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; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <cstdint>
|
|
|
|
namespace portapack {
|
|
|
|
class Backlight {
|
|
public:
|
|
using value_t = int_fast8_t;
|
|
|
|
virtual ~Backlight() = default;
|
|
|
|
virtual value_t levels() const = 0;
|
|
|
|
virtual void set_level(const value_t value) = 0;
|
|
virtual value_t level() const = 0;
|
|
|
|
virtual void increase() = 0;
|
|
virtual void decrease() = 0;
|
|
|
|
virtual void on() = 0;
|
|
virtual void off() = 0;
|
|
|
|
virtual bool is_on() const = 0;
|
|
};
|
|
|
|
class BacklightBase : public Backlight {
|
|
public:
|
|
void increase() override {
|
|
set_level(level() + 1);
|
|
}
|
|
|
|
void decrease() override {
|
|
set_level(level() - 1);
|
|
}
|
|
};
|
|
|
|
class BacklightOnOff : public BacklightBase {
|
|
public:
|
|
value_t levels() const override {
|
|
return 1;
|
|
}
|
|
|
|
void set_level(const value_t) override {
|
|
}
|
|
|
|
value_t level() const override {
|
|
return levels() - 1;
|
|
}
|
|
|
|
void on() override;
|
|
void off() override;
|
|
|
|
bool is_on() const override {
|
|
return on_;
|
|
}
|
|
|
|
private:
|
|
static constexpr value_t maximum_level = 1;
|
|
|
|
bool on_{false};
|
|
};
|
|
|
|
class BacklightCAT4004 : public BacklightBase {
|
|
public:
|
|
value_t levels() const override {
|
|
return maximum_level + 1;
|
|
}
|
|
|
|
void set_level(const value_t value) override;
|
|
|
|
value_t level() const override {
|
|
return level_;
|
|
}
|
|
|
|
void on() override;
|
|
void off() override;
|
|
|
|
bool is_on() const override {
|
|
return on_;
|
|
}
|
|
|
|
private:
|
|
static constexpr value_t initial_brightness = 25;
|
|
static constexpr value_t maximum_level = 31;
|
|
|
|
static constexpr uint32_t ticks_setup = 204e6 * 10e-6;
|
|
static constexpr uint32_t ms_pwrdwn = 5;
|
|
static constexpr uint32_t ticks_lo = 204e6 * 1e-6;
|
|
static constexpr uint32_t ticks_hi = 204e6 * 1e-6;
|
|
|
|
value_t level_{initial_brightness};
|
|
bool on_{false};
|
|
|
|
void pulses(value_t target);
|
|
void pulse();
|
|
};
|
|
|
|
} /* namespace portapack */
|