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unknown 2011-10-08 11:42:54 -07:00
commit 4e8ded22bb
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114
Arduino/Moppy.pde Normal file
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boolean firstRun = true; // Used for one-run-only stuffs;
const byte FIRST_PIN = 2;
const byte PIN_MAX = 9;
byte MAX_POSITION[] = {
0,0,79,0,79,0,79,0,49,0};
byte currentPosition[] = {
0,0,0,0,0,0,0,0,0,0};
boolean stepDirection[] = {
false,false,false,false,false,false,false,false,false,false}; // false = forward, true=reverse (i.e. true=HIGH)
unsigned int currentPeriod[] = {
0,0,0,0,0,0,0,0,0,0
};
void setup(){
pinMode(13, OUTPUT);// Pin 13 has an LED connected on most Arduino boards
pinMode(2, OUTPUT); // Step control 1
pinMode(3, OUTPUT); // Direction 1
pinMode(4, OUTPUT); // Step control 2
pinMode(5, OUTPUT); // Direction 2
pinMode(6, OUTPUT); // Step control 3
pinMode(7, OUTPUT); // Direction 3
pinMode(8, OUTPUT); // Step control 4
pinMode(9, OUTPUT); // Direction 5
Serial.begin(9600);
}
void loop(){
if (firstRun)
{
firstRun = false;
resetAll();
delay(2000);
//runOnce();
}
if (Serial.available() > 2){
if (Serial.peek() == 100) {
resetAll();
Serial.flush();
}
else{
currentPeriod[Serial.read()] = (Serial.read() << 8) | Serial.read();
}
}
voice();
}
void voice()
{
if (currentPeriod[2] > 0 && micros()%currentPeriod[2] < 100){
stepPin(2,3,4);
}
if (currentPeriod[4] > 0 && micros()%currentPeriod[4] < 100){
stepPin(4,5,4);
}
if (currentPeriod[6] > 0 && micros()%currentPeriod[6] < 100){
stepPin(6,7,4);
}
if (currentPeriod[8] > 0 && micros()%currentPeriod[8] < 100){
stepPin(8,9,4);
}
}
void stepPin(byte pin, byte control_pin, byte wait) {
if (currentPosition[pin] >= MAX_POSITION[pin]) {
stepDirection[pin] = true;
}
if (currentPosition[pin] <= 0) {
stepDirection[pin] = false;
}
if (stepDirection[pin]){
digitalWrite(control_pin,HIGH);
currentPosition[pin]--;
}
else {
digitalWrite(control_pin,LOW);
currentPosition[pin]++;
}
digitalWrite(pin,HIGH);
delayMicroseconds(wait);
digitalWrite(pin,LOW);
}
void blinkLED(){
digitalWrite(13, HIGH); // set the LED on
delay(250); // wait for a second
digitalWrite(13, LOW);
}
void reset(byte pin)
{
digitalWrite(pin+1,HIGH); // Go in reverse
for (byte s=0;s<MAX_POSITION[pin];s++){
digitalWrite(pin,HIGH);
digitalWrite(pin,LOW);
delay(5);
}
currentPosition[pin] = 0; // We're reset.
stepDirection[pin] = false; // Ready to go forward.
}
void resetAll(){
for (byte p=FIRST_PIN;p<=PIN_MAX;p+=2){
reset(p);
}
}

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Java/lib/RXTXcomm.jar Normal file
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Java/lib/themidibus.jar Normal file
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26
Java/src/moppydesk/MIDINotes.java Normal file
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package moppydesk;
/**
*
* @author Sam
*/
public class MIDINotes {
public static int[] microPeriods = {
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,21622,20409,19263,18182,17161,16198, //C1 - B1
15289,14436,13621,12856,12135,11454,10811,10205,9632,9091,8581,8099, //C2 - B2
7645,7218,6811,6428,6068,5727,5406,5103,4816,4546,4291,4050, //C3 - B3
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0
};
}

105
Java/src/moppydesk/Main.java Normal file
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package moppydesk;
/**
*
* @author Sam
*/
import gnu.io.NoSuchPortException;
import gnu.io.PortInUseException;
import gnu.io.UnsupportedCommOperationException;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.sound.midi.InvalidMidiDataException;
import javax.sound.midi.MidiSystem;
import javax.sound.midi.MidiUnavailableException;
import javax.sound.midi.Sequence;
import javax.sound.midi.Sequencer;
public class Main {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
MoppyBridge mb = null;
MoppyPlayer mp = null;
try {
mb = new MoppyBridge("COM3");
mp = new MoppyPlayer(mb);
mb.resetDrives();
Sequence sequence = MidiSystem.getSequence(new File("songs/ImperialMarch.mid"));
final Sequencer sequencer = MidiSystem.getSequencer(false);
new Thread(){
@Override
public void run(){
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
while (true){
try {
if (br.readLine().equalsIgnoreCase("exit")) {
System.exit(0);
}
} catch (IOException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
}.start();
sequencer.open();
sequencer.setSequence(sequence);
sequencer.setTempoInBPM(110);
System.out.println(sequence.getTracks().length);
sequencer.getTransmitter().setReceiver(mp);
sequencer.start();
while (sequencer.isRunning()){
Thread.sleep(3000);
}
sequencer.close();
} catch (MidiUnavailableException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
} catch (InvalidMidiDataException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
} catch (InterruptedException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
} catch (NoSuchPortException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
} catch (PortInUseException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
} catch (UnsupportedCommOperationException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
} catch (IOException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
} finally {
if (mb != null){
mb.resetDrives();
mb.close();
}
if (mp != null){
mp.close();
}
}
System.exit(0);
}
}

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Java/src/moppydesk/MoppyBridge.java Normal file
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package moppydesk;
import gnu.io.CommPortIdentifier;
import gnu.io.NoSuchPortException;
import gnu.io.PortInUseException;
import gnu.io.SerialPort;
import gnu.io.UnsupportedCommOperationException;
import java.io.IOException;
import java.io.OutputStream;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author Sam
*/
public class MoppyBridge {
int SERIAL_RATE = 9600;
OutputStream os;
SerialPort com;
public MoppyBridge(String portName) throws NoSuchPortException, PortInUseException, UnsupportedCommOperationException, IOException {
CommPortIdentifier cpi = CommPortIdentifier.getPortIdentifier(portName);
com = (SerialPort) cpi.open("MoppyDesk", 2000);
com.setSerialPortParams(SERIAL_RATE, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
os = com.getOutputStream();
}
public void sendEvent(byte pin, int periodData){
sendEvent(pin, (byte)((periodData >> 8) & 0xFF), (byte)(periodData & 0xFF));
}
public void sendEvent(byte pin, byte b1, byte b2){
sendArray(new byte[] {pin, b1, b2});
}
private void sendArray(byte[] message){
try {
os.write(message);
os.flush();
} catch (IOException ex) {
Logger.getLogger(MoppyBridge.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void silenceDrives(){
// Stop notes
for (int d=2;d<=6;d+=2){
sendArray(new byte[] {(byte)d,(byte)0,(byte)0});
}
}
public void resetDrives(){
silenceDrives();
//Send reset code
sendArray(new byte[] {(byte)100,(byte)0,(byte)0});
try {
Thread.sleep(1500); // Give the drives time to reset
} catch (InterruptedException ex) {
Logger.getLogger(MoppyBridge.class.getName()).log(Level.SEVERE, null, ex);
}
}
public void close(){
silenceDrives();
if (os != null){
try {
os.close();
} catch (IOException ex) {
Logger.getLogger(MoppyBridge.class.getName()).log(Level.SEVERE, null, ex);
}
}
if (com != null){
com.close();
}
}
}

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Java/src/moppydesk/MoppyPlayer.java Normal file
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package moppydesk;
import gnu.io.SerialPort;
import javax.sound.midi.MidiMessage;
import javax.sound.midi.Receiver;
/**
*
* @author Sam
*/
public class MoppyPlayer implements Receiver {
public static int[] microPeriods = {
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,
30578,28861,27242,25713,24270,20409,21622,20409,19263,18182,17161,16198, //C1 - B1
15289,14436,13621,12856,12135,11454,10811,10205,9632,9091,8581,8099, //C2 - B2
7645,7218,6811,6428,6068,5727,5406,5103,4816,4546,4291,4050, //C3 - B3
3823,3609,3406,3214,3034,2864,2703,2552,2408,2273,2146,2025, //C4 - B4
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0
};
MoppyBridge mb;
SerialPort com;
public MoppyPlayer(MoppyBridge newMb) {
mb = newMb;
}
public void close(){
mb.close();
}
public void send(MidiMessage message, long timeStamp) {
if (message.getStatus() > 127 && message.getStatus() < 144){ // Note OFF
byte pin = (byte)(2*(message.getStatus() - 127));
//System.out.println("Got note OFF on pin: " + (channel & 0xFF));
mb.sendEvent(pin, 0);
}
else if (message.getStatus() > 143 && message.getStatus() < 160){ // Note ON
byte pin = (byte)(2*(message.getStatus() - 143));
int period = microPeriods[(message.getMessage()[1] & 0xff)];
//System.out.println("Got note ON on pin: " + (pin & 0xFF) + " with period " + period);
mb.sendEvent(pin, period);
}
}
}

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Java/src/moppydesk/MoppyPlayer1.java Normal file
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package moppydesk;
import gnu.io.CommPortIdentifier;
import gnu.io.NoSuchPortException;
import gnu.io.PortInUseException;
import gnu.io.SerialPort;
import gnu.io.UnsupportedCommOperationException;
import java.io.IOException;
import java.io.OutputStream;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.sound.midi.ControllerEventListener;
import javax.sound.midi.InvalidMidiDataException;
import javax.sound.midi.MidiMessage;
import javax.sound.midi.Receiver;
import javax.sound.midi.ShortMessage;
/**
*
* @author Sam
*/
public class MoppyPlayer1 implements Receiver {
OutputStream os;
SerialPort com;
public MoppyPlayer1(String portName) throws NoSuchPortException, PortInUseException, UnsupportedCommOperationException, IOException {
CommPortIdentifier cpi = CommPortIdentifier.getPortIdentifier(portName);
com = (SerialPort) cpi.open("MoppyDesk", 2000);
com.setSerialPortParams(31250, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
os = com.getOutputStream();
}
public void close(){
if (os!=null){
try {
os.close();
} catch (IOException ex) {
Logger.getLogger(MoppyPlayer1.class.getName()).log(Level.SEVERE, null, ex);
}
}
if (com!=null){
com.close();
}
}
public void send(MidiMessage message, long timeStamp) {
if (message.getStatus() > 127 && message.getStatus() < 160){
try {
ShortMessage sm = (ShortMessage) message;
//System.out.println(sm.getChannel());
//TODO Channels start at 0??
sm.setMessage(sm.getStatus()+1, sm.getData1(), sm.getData2()); //Try shifting channel
os.write(sm.getMessage());
} catch (InvalidMidiDataException ex) {
Logger.getLogger(MoppyPlayer1.class.getName()).log(Level.SEVERE, null, ex);
} catch (IOException ex) {
Logger.getLogger(MoppyPlayer1.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
}