main.cpp

00001 // Demo program that showcases the simple Midi5Pin library
00002 // capable of MIDI input/ouput using two 5-Pin DIN connectors
00003 
00004 #include "mbed.h"
00005 #include "DebounceIn.h"
00006 #include "Midi5Pin.h"
00007 
00008 AnalogIn distSensor(p20);
00009 DebounceIn btn_on(p27);
00010 DebounceIn btn_off(p26);
00011 Midi5Pin midi(p13, p14);
00012 
00013 int main() {   
00014     // Initialize buttons
00015     btn_on.mode(PullUp);
00016     btn_off.mode(PullUp);
00017     wait(.001);
00018     int old_btn_on=0, new_btn_on;
00019     int old_btn_off=0, new_btn_off;
00020 
00021     char controlMessage = (char)(distSensor*127);
00022 
00023     while (1) {  
00024         // This reads the serial UART (5-pin Input) and outputs
00025         // to the USB virtual com port
00026         midi.read();
00027         
00028         // When this button is pressed, MIDI message is sent to the
00029         // 5-Pin serial Output
00030         new_btn_on = btn_on;  
00031         if ((new_btn_on==0) && (old_btn_on==1)) midi.noteOn(60, 100);
00032         old_btn_on = new_btn_on;
00033         
00034         new_btn_off = btn_off;
00035         if ((new_btn_off==0) && (old_btn_off==1)) midi.noteOff(60);
00036         old_btn_off = new_btn_off;
00037         
00038         // Send continuous control messages from the IR distance
00039         // sensor to the 5-pin Output
00040         if ( abs((char)(distSensor*127)-controlMessage) > 2) {
00041             midi.contCtrl(14, (char)(distSensor*127));
00042         }
00043     }
00044 }