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// Emisar D4 PWM helper functions
// Copyright (C) 2017-2023 Selene ToyKeeper
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
//#ifdef AUXLED_PIN
#if 0
#include "chan-aux.c"
#else
#define AUX_CHANNELS
#endif
void set_level_zero();
void set_level_main(uint8_t level);
bool gradual_tick_main(uint8_t gt);
Channel channels[] = {
{ // main LEDs
.set_level = set_level_main,
.gradual_tick = gradual_tick_main
},
AUX_CHANNELS
};
void set_level_zero() {
CH1_PWM = 0;
CH2_PWM = 0;
}
// TODO: implement delta-sigma modulation for better low modes
// single set of LEDs with 2 stacked power channels, DDFET+1 or DDFET+linear
void set_level_main(uint8_t level) {
PWM_DATATYPE ch1_pwm = PWM_GET(pwm1_levels, level);
PWM_DATATYPE ch2_pwm = PWM_GET(pwm2_levels, level);
CH1_PWM = ch1_pwm;
CH2_PWM = ch2_pwm;
}
bool gradual_tick_main(uint8_t gt) {
PWM_DATATYPE pwm1 = PWM_GET(pwm1_levels, gt);
PWM_DATATYPE pwm2 = PWM_GET(pwm2_levels, gt);
GRADUAL_ADJUST_STACKED(pwm1, CH1_PWM, PWM_TOP_INIT);
GRADUAL_ADJUST_SIMPLE (pwm2, CH2_PWM);
if ( (pwm1 == CH1_PWM)
&& (pwm2 == CH2_PWM)
) {
return true; // done
}
return false; // not done yet
}
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