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// FW3X Lume1 PWM helper functions
// Copyright (C) 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[] = {
{ // channel 1 only
.set_level = set_level_main,
.gradual_tick = gradual_tick_main
},
RGB_AUX_CHANNELS
};
void set_level_zero() {
CH1_PWM = 0;
CH2_PWM = 0;
PWM_CNT = 0; // reset phase
CH1_ENABLE_PORT &= ~(1 << CH1_ENABLE_PIN); // disable regulator
}
// single set of LEDs with 2 stacked power channels, regulated + DD FET
void set_level_main(uint8_t level) {
CH1_ENABLE_PORT |= (1 << CH1_ENABLE_PIN); // enable regulator
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;
// force reset phase when turning on from zero
// (for faster, more consistent initial response)
if (! actual_level) PWM_CNT = 0;
}
bool gradual_tick_main(uint8_t gt) {
// 150/150 is full FET + zero regulated,
// 149/150 is zero FET + full regulated,
// so don't try to gradually adjust between
if ((RAMP_SIZE == actual_level) || (gt >= RAMP_SIZE-1)) {
set_level(gt + 1);
return true;
}
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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