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Dependencies: BLE_API mbed nRF51822_BLE_MIDI
Dependents: BLE_MIDI_one_note_TEST
Fork of
BLE_MIDI
by 
Kaoru Shoji
Diff: main.cpp
- Revision:
- 2:dbc6f81b9ba0
- Parent:
- 1:cba2eba64f5c
diff -r cba2eba64f5c -r dbc6f81b9ba0 main.cpp
--- a/main.cpp Fri Apr 03 04:24:01 2015 +0000
+++ b/main.cpp Mon Apr 06 09:10:07 2015 +0000
@@ -1,12 +1,12 @@
#include "mbed.h"
#include "BLEDevice.h"
#include "BLEMIDI.h"
+#include "math.h"
BLEDevice device;
BLEMIDI bleMidi(&device);
-DigitalOut led1(P0_0);
-InterruptIn button(P0_1);
+PwmOut sound(P0_0);
void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) {
bleMidi.onBleDisconnection(handle, reason);
@@ -17,17 +17,12 @@
}
void onNoteOn(uint8_t channel, uint8_t note, uint8_t velocity) {
- led1 = 1;
- if (bleMidi.connected()) {
- bleMidi.sendNoteOn(channel, note, velocity);
- }
+ sound.write(0.5f);
+ sound.period(1.0f / (440.0f * (float)pow(2.0, (note - 69.0) / 12.0)));
}
void onNoteOff(uint8_t channel, uint8_t note, uint8_t velocity) {
- led1 = 0;
- if (bleMidi.connected()) {
- bleMidi.sendNoteOff(channel, note, velocity);
- }
+ sound.pulsewidth(0);
}
int main(void) {