User manual

mikroC PRO for PIC32
MikroElektronika
431
Library Example
The example is a simple demonstration of how to use the Sound Library for playing tones on a piezo speaker.
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void Tone1() {
Sound_Play(659, 250); // Frequency = 659Hz, duration = 250ms
}
void Tone2() {
Sound_Play(698, 250); // Frequency = 698Hz, duration = 250ms
}
void Tone3() {
Sound_Play(784, 250); // Frequency = 784Hz, duration = 250ms
}
void Melody() { // Plays the melody “Yellow house”
Tone1(); Tone2(); Tone3(); Tone3();
Tone1(); Tone2(); Tone3(); Tone3();
Tone1(); Tone2(); Tone3();
Tone1(); Tone2(); Tone3(); Tone3();
Tone1(); Tone2(); Tone3();
Tone3(); Tone3(); Tone2(); Tone2(); Tone1();
}
void ToneA() {
Sound_Play(880, 50);
}
void ToneC() {
Sound_Play(1046, 50);
}
void ToneE() {
Sound_Play(1318, 50);
}
void Melody2() {
unsigned short i;
for (i = 9; i > 0; i--) {
ToneA(); ToneC(); ToneE();
}
}
void main() {
CHECON = 0x32;
AD1PCFG = 0xFFFF; // Congure AN pins as digital
TRISB = 0xF8; // Congure RB7..RB3 as input
LATB = 0;
Sound_Init(&PORTD, 3);
Sound_Play(880, 1000); // Play sound at 880Hz for 1 second