321 lines
6.3 KiB
C
321 lines
6.3 KiB
C
#include <inttypes.h>
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#define __DELAY_BACKWARD_COMPATIBLE__
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#include <util/delay.h>
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#include <stdlib.h>
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#include "main.h"
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#include "lib/usart.h"
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#include "lib/bughal.h"
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#include "lib/util.h"
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#include "lib/music.h"
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//operartion modes
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#define MODE0 0
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#define MODE1 1
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#define MODE2 2
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#define MODE3 3
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#define MODE4 4
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#define NUM_MODES 5
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uint8_t OpMode = MODE0; //Operation mode
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bool ModeChanged = true;
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void modeswitch_poll(void){
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if (btn_state(BTNST_LUP,BTN_LEFT)){
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//opmode -
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OpMode = (0 == OpMode) ? (NUM_MODES-1) : (OpMode-1);
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ModeChanged = true;
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button_clear(BTN_LEFT);
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};
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if (btn_state(BTNST_LUP,BTN_RIGHT)){
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//opmode +
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ModeChanged = true;
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OpMode = ((NUM_MODES-1) == OpMode) ? 0 : (OpMode+1);
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button_clear(BTN_RIGHT);
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};
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return;
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};
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void do_mode0(void){
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static timer_t mytimer;
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static uint16_t maxval;
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uint16_t curval;
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if (ModeChanged){
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timer_set(&mytimer, 10);
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maxval=0;
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ModeChanged = false;
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init_mic();
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maxval=0;
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};
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if(timer_expired(&mytimer)){
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USART0_put_uint16(maxval);
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USART0_crlf();
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timer_set(&mytimer, 1);
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if (maxval>0) {led_on(LED_R|LED_L);} else {led_off(LED_R|LED_L);};
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maxval=0;
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}; //end if timer_expired
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// single measurement
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ADMUX = (ADMUX & ~(0x1F)) | 5; // select channel 5
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ADCSRA |= (1<<ADSC); // start single conversion
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while (ADCSRA & (1<<ADSC) ) {}; // wait for conversion to end
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curval =ADCW; // read result
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maxval = (curval>maxval) ? curval : maxval;
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}; //end do_mode0
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void do_mode1(void){
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static uint16_t tone;
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if (ModeChanged){
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ModeChanged = false;
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tone = 1000;
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music_setNote(tone,0);
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led_off(LED_L|LED_R);
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};
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if (btn_state(BTNST_SUP,BTN_LEFT)) {
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button_clear(BTN_LEFT);
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tone += 10;
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music_setNote(tone,0);
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};
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if (btn_state(BTNST_SUP,BTN_RIGHT)) {
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button_clear(BTN_RIGHT);
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tone -= 10;
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music_setNote(tone,0);
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};
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};
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void do_mode2(void){
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static timer_t mytimer;
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uint8_t max = 50;
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uint8_t min = 5;
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uint8_t maxfreq = 6000;
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uint8_t minfreq = 2000;
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if (ModeChanged){
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ModeChanged = false;
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music_setNote(NOTE_PAUSE,4); //mute
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timer_set(&mytimer, 10);
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led_off(LED_L|LED_R);
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set_motor(MOTOR_OFF);
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}
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if(timer_expired(&mytimer)){
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set_motor(MOTOR_OFF);
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music_setNote(NOTE_PAUSE,0); //mute
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// set random led
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switch(rand() % 4) {
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case 0 : led_on(LED_L); break;
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case 1 : led_on(LED_R); break;
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case 2 : led_on(LED_L|LED_R); break;
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default : led_off(LED_L|LED_R);
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};
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// decide if to switch motor on (40% chance)
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if (rand()%5>2) set_motor(MOTOR_ON);
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//decide if to play sound (70% chance)
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if (rand()%10>2) {
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music_setNote((rand() % (maxfreq-minfreq)) + minfreq,0);
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}
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timer_set(&mytimer, (rand() % (max-min)) + min);
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}; //end if timer_expired
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};
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void do_mode3(void){
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static timer_t mytimer;
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static bool blink;
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if (ModeChanged){
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ModeChanged = false;
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music_setNote(NOTE_PAUSE,4); //mute
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set_motor(MOTOR_OFF);
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timer_set(&mytimer, 10);
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blink = false;
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};
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if(timer_expired(&mytimer)){
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if (!blink) {
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//lets blink
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led_on(LED_L|LED_R);
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timer_set(&mytimer, 1);
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blink=true;
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} else {
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//stop blink
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led_off(LED_L|LED_R);
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timer_set(&mytimer, 123);
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blink=false;
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}
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} //end if timer_expired
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if (btn_state(BTNST_SUP,BTN_LEFT)) {
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button_clear(BTN_LEFT);
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set_motor(MOTOR_OFF);
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};
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if (btn_state(BTNST_SUP,BTN_RIGHT)) {
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button_clear(BTN_RIGHT);
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set_motor(MOTOR_ON); };
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};
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void do_mode4(void){
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uint8_t max = 200;
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uint8_t min = 10;
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static timer_t mytimer;
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static bool blink;
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if (ModeChanged){
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music_setNote(NOTE_PAUSE,0);
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ModeChanged = false;
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timer_set(&mytimer, 10);
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blink = false;
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};
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if(timer_expired(&mytimer)){
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if (!blink) {
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//lets blink
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int i = (rand() % 3);
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switch(i) {
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case 0 : led_on(LED_L); break;
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case 1 : led_on(LED_R); break;
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default : led_on(LED_L|LED_R);
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};
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if (rand()%10>8) set_motor(MOTOR_ON);
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music_setNote(NOTE_C,5);
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timer_set(&mytimer, 2);
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blink=true;
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} else {
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//stop blink
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led_off(LED_L|LED_R);
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set_motor(MOTOR_OFF);
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music_setNote(NOTE_PAUSE,0);
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timer_set(&mytimer, (rand() % (max-min)) + min);
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blink=false;
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}
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} //end if timer_expired
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};
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void __attribute__((noreturn))
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main(void)
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{
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/* hardware initialisation: */
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init_leds();
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init_buzzr();
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init_switch();
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USART0_Init();
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init_motor();
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/* software initialisation */
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timer_init();
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music_init();
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/* here the show begins:*/
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sei();
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timer_t t;
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uint8_t ledstate_l =0;
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uint8_t ledstate_r =0;
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uint8_t motorstate =0;
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timer_set(&t, 100);
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for(;;) /* ever */ {
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//do something
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//main polling loop;
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button_poll();
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modeswitch_poll();
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switch(OpMode){
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case MODE1 : do_mode1(); break;
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case MODE2 : do_mode2(); break;
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case MODE3 : do_mode3(); break;
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case MODE4 : do_mode4(); break;
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default : do_mode0();
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}
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/*
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if (timer_expired(&t)){
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//while left button is pressed switch left led on
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if (btn_state(BTNST_SDN,BTN_LEFT)|btn_state(BTNST_LDN,BTN_LEFT)){
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led_on(LED_L);
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} else {
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led_off(LED_L);
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};
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if (btn_state(BTNST_SUP,BTN_LEFT)){
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music_setNote(NOTE_PAUSE,0); //mute
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button_clear(BTN_LEFT);
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};
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//when right button has been pressed short, toggle right led
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if (btn_state(BTNST_SUP,BTN_RIGHT)){
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if (ledstate_r ==0){
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ledstate_r = 1;
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led_on(LED_R);
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} else {
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ledstate_r = 0;
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led_off(LED_R);
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};
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music_setNote(500,0); //50Hz sound
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button_clear(BTN_RIGHT); //this is important, to show the event has been processed
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};
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//when right button has been pressed long, toggle motor
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if (btn_state(BTNST_LUP,BTN_RIGHT)){
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if (motorstate ==0){
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motorstate = 1;
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set_motor(MOTOR_ON);
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} else {
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motorstate = 0;
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set_motor(MOTOR_OFF);
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};
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music_setNote(NOTE_B,5); //1000Hz sound
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button_clear(BTN_RIGHT); //this is important, to show the event has been processed
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};
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timer_set(&t, 5);
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}; //end if timer expired
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//USART0_put_uint16(0xA09F);
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//USART0_crlf();
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*/
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}
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/* never return 0; */
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}
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