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Sketch: Support an 'a' command to play alarm sound

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This commit is contained in:
Petr Baudis 2011-10-19 01:38:10 +02:00
parent 651a2cc35d
commit f8503ab86f
1 changed files with 13 additions and 4 deletions
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17
brmdoor/brmdoor.pde
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@ -44,6 +44,9 @@ int noteDurations_nak[] = { 330, 330, 330, 250, 120, 330, 250, 120, 500 };
int melody_ack[] = { NOTE_D6, NOTE_A6, NOTE_C7, NOTE_A6 }; int melody_ack[] = { NOTE_D6, NOTE_A6, NOTE_C7, NOTE_A6 };
int noteDurations_ack[] = { 120, 500, 120, 500 }; int noteDurations_ack[] = { 120, 500, 120, 500 };
int melody_alarm[] = { NOTE_D6, NOTE_F6, NOTE_D6, NOTE_F6 };
int noteDurations_alarm[] = { 700, 700, 700, 700 };
void toneManual(int pin, int frequency, int duration) void toneManual(int pin, int frequency, int duration)
{ {
unsigned long period = 1000000/frequency; unsigned long period = 1000000/frequency;
@ -60,21 +63,24 @@ void toneManual(int pin, int frequency, int duration)
} }
} }
void playMelody(int *melody, int *noteDurations, int notes) void playMelody(int *melody, int *noteDurations, int dcoef, int notes)
{ {
int i; int i;
for (i = 0; i < notes; i++) { for (i = 0; i < notes; i++) {
// comSerial.print(melody[i]); comSerial.write(" "); comSerial.print(noteDurations[i]); comSerial.write("\n"); // comSerial.print(melody[i]); comSerial.write(" "); comSerial.print(noteDurations[i]); comSerial.write("\n");
toneManual(soundPin, melody[i], noteDurations[i]); toneManual(soundPin, melody[i], noteDurations[i]);
delay(noteDurations[i] * 6/10); delay(noteDurations[i] * dcoef/10);
} }
} }
void playMelodyAck() void playMelodyAck()
{ playMelody(melody_ack, noteDurations_ack, sizeof(melody_ack)/sizeof(melody_ack[0])); } { playMelody(melody_ack, noteDurations_ack, 6, sizeof(melody_ack)/sizeof(melody_ack[0])); }
void playMelodyNak() void playMelodyNak()
{ playMelody(melody_nak, noteDurations_nak, sizeof(melody_nak)/sizeof(melody_nak[0])); } { playMelody(melody_nak, noteDurations_nak, 6, sizeof(melody_nak)/sizeof(melody_nak[0])); }
void playMelodyAlarm()
{ playMelody(melody_alarm, noteDurations_alarm, 1, sizeof(melody_alarm)/sizeof(melody_alarm[0])); }
#else #else
@ -82,6 +88,8 @@ void playMelodyAck()
{} {}
void playMelodyNak() void playMelodyNak()
{} {}
void playMelodyAlarm()
{}
#endif #endif
@ -163,6 +171,7 @@ void readSerial()
switch (cmd) { switch (cmd) {
case 's': statusState = data - '0'; statusStateOverride = 1; break; case 's': statusState = data - '0'; statusStateOverride = 1; break;
case 'v': videoState = data - '0'; videoStateOverride = 1; break; case 'v': videoState = data - '0'; videoStateOverride = 1; break;
case 'a': playMelodyAlarm(); /* data ignored */ break;
} }
} }
} }