86 lines
1.4 KiB
C
86 lines
1.4 KiB
C
/*
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* Copyright 2017-2024 Oleg Borodin <onborodin@gmail.com>
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <avr/interrupt.h>
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#include <util/delay.h>
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#include <tool.h>
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#include <eeprom.h>
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#include <disp.h>
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#include <timer.h>
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#include <adc.h>
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#include <button.h>
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#include <contr.h>
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button_t volume_button;
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typedef struct {
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uint8_t volume;
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bool volume_updated;
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} contr_t;
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contr_t contr;
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void contr_init(void) {
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contr.volume = 0;
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contr.volume_updated = false;
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}
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void contr_setup(void) {
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}
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ISR(TIMER0_OVF_vect) {
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button_handle(&volume_button);
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}
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void contr_show_logo(void) {
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disp_clear();
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char* dispstr = "Made by R2FDX";
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disp_string(1, 1, dispstr);
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_delay_ms(100);
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disp_clear();
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}
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#define CONTR_DISPSTR_SIZE 16
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void contr_show_volume(void) {
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char dispstr[CONTR_DISPSTR_SIZE];
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sprintf(dispstr, "%4d", contr.volume);
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disp_string(1, 1, dispstr);
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}
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#define MAX_VOLUME 64
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void contr_calc_volume(void) {
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if (button_was_pressed(&volume_button) == true) {
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contr.volume++;
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contr.volume_updated = true;
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}
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if (contr.volume > MAX_VOLUME) {
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contr.volume = 0;
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contr.volume_updated = true;
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}
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}
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void contr_main(void) {
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contr_show_logo();
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uint16_t counter = 0;
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while (true) {
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counter++;
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_delay_ms(10);
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contr_calc_volume();
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contr_show_volume();
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}
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}
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