/*
* Sends an RC-5 packet, with address "addr", command "cmd" from the led "led"
* led can be CMDLED (front leds) or PROGLED (back led)
*/
void send_packet(unsigned char addr, unsigned char cmd, unsigned char led)
{
static unsigned char toggle_last = 0;
send_one(led);
send_one(led);
if (toggle_last) {
toggle_last = 0;
send_one(led);
} else {
toggle_last = 1;
send_zero(led);
}
unsigned char i;
for (i = 0; i < 5; i++) {
if (addr & _BV(4 - i)) {
send_one(led);
} else {
send_zero(led);
}
}
for (i = 0; i < 6; i++) {
if (cmd & _BV(5 - i)) {
send_one(led);
} else {
send_zero(led);
}
}
ir_off(led);
}
void rc5_send(struct rc5_data *data) {
// start bit
send_bit(1);
// field bit
send_bit(!(data->code & (1 << 6)));
// control bit
send_bit(toggle);
toggle = !toggle;
// address
send_byte_part(data->addr, 5);
// command
send_byte_part(data->code, 6);
// done
ir_off();
}
void send_zero(unsigned char led)
{
ir_on(led);
_delay_us(889);
ir_off(led);
_delay_us(889);
}
static void run(void) {
if(ir_recv()) {
// receive a ir signal, react
motor_on();
led_on(RIGHT);
set_note(NOTE_B, 5);
wait_ms(200);
set_note(NOTE_F, 5);
wait_ms(100);
led_off(RIGHT);
led_on(LEFT);
set_note(NOTE_G, 5);
wait_ms(100);
set_note(NOTE_Ab, 5);
wait_ms(100);
set_note(NOTE_A, 5);
wait_ms(100);
led_off(LEFT);
motor_off();
} else if(button_clicked(RIGHT)) {
// button clicked, send ir signal and do some stuff
led_on(RIGHT);
set_note(NOTE_A, 5);
wait_ms(100);
set_note(NOTE_Ab, 5);
wait_ms(100);
set_note(NOTE_G, 5);
wait_ms(100);
led_off(RIGHT);
led_on(LEFT);
set_note(NOTE_F, 5);
wait_ms(100);
set_note(NOTE_B, 5);
wait_ms(200);
stop_note();
led_off(LEFT);
ir_on();
wait_ms(400);
ir_off();
wait_ms(10);
} else {
// regular bug behaviour
uint8_t light = photons_measure();
pentatonic_all_led_set(light >> 3);
motor_set(biased_random(light) > BASELINE + 0x40);
led_set(RIGHT, biased_random(light) > BASELINE + 0x00);
led_set(LEFT, biased_random(light) > BASELINE + 0x00);
if(biased_random(light) > BASELINE + 0x20) {
uint16_t tone = (biased_random(light) * 2) + 500;
set_note(tone, 0);
} else {
stop_note();
}
wait_ms(200);
}
}
