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// Emisar D4v2 (no DD FET, 1x7135 only) PWM helper functions
// Copyright (C) 2017-2023 Selene ToyKeeper
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include "chan-rgbaux.c"
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
},
RGB_AUX_CHANNELS
};
void set_level_zero() {
CH1_PWM = 0;
PWM_CNT = 0; // reset phase
}
// single set of LEDs with just a 1x7135 chip, max 350 mA or ~130 lm
void set_level_main(uint8_t level) {
PWM_DATATYPE ch1_pwm = PWM_GET(pwm1_levels, level);
// pulse frequency modulation, a.k.a. dynamic PWM
uint16_t top = PWM_GET16(pwm_tops, level);
CH1_PWM = ch1_pwm;
// wait to sync the counter and avoid flashes
while(actual_level && (PWM_CNT > (top - 32))) {}
PWM_TOP = top;
// force reset phase when turning on from zero
// (because otherwise the initial response is inconsistent)
if (! actual_level) PWM_CNT = 0;
}
bool gradual_tick_main(uint8_t gt) {
PWM_DATATYPE pwm1 = PWM_GET(pwm1_levels, gt);
GRADUAL_ADJUST_SIMPLE (pwm1, CH1_PWM);
if ( (pwm1 == CH1_PWM)
) {
return true; // done
}
return false; // not done yet
}
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