ChordJoy is a keyboard application that accepts chordal input from a set of digital ports, outputting letters and the chords that correspond to the piano keyboard keys the user has pressed.
Dependencies: PinDetect_KL25Z mbed-rtos mbed
Fork of ChordJoy by
Diff: main.cpp
- Revision:
- 4:400a042e762a
- Parent:
- 3:ed89297af2ce
- Child:
- 5:1186eb1f3c2b
--- a/main.cpp Mon Sep 22 02:12:29 2014 +0000 +++ b/main.cpp Mon Sep 22 02:15:15 2014 +0000 @@ -75,21 +75,18 @@ {1, 3, 6} }; -void playAllChords(void) { - for (int i = 0; i < LETTERS; i++) { - int *chord = chords[i]; - for (int j = 0; j < BUZZERS; j++) { - int noteIndex = chord[j]; - if (noteIndex == 7) { - buzzers[j] = 0; - } - else { - buzzers[j] = .5f; - int period = notePeriods[noteIndex]; - buzzers[j].period_us(period); - } +void playChord(int chordIndex) { + int *chord = chords[chordIndex]; + for (int i = 0; i < BUZZERS; i++) { + int noteIndex = chord[i]; + if (noteIndex == 7) { + buzzers[i] = 0; } - wait_ms(10000); + else { + buzzers[i] = .5f; + int period = notePeriods[noteIndex]; + buzzers[i].period_us(period); + } } } @@ -151,6 +148,9 @@ collectionTimer.stop(); collectionTimer.reset(); int chordIndex = readChord(); + if (chordIndex != -1) { + playChord(chordIndex); + } } wait_ms(10); }