HERE 'S THE FINAL CODE!!!
#include <FatReader.h>
#include <SdReader.h>
#include <avr/pgmspace.h>
#include "WaveUtil.h"
#include "WaveHC.h"
SdReader card; // This object holds the information for the card
FatVolume vol; // This holds the information for the partition on the card
FatReader root; // This holds the information for the filesystem on the card
FatReader f; // This holds the information for the file we're play
WaveHC wave; // This is the only wave (audio) object, since we will only play one at a time
//*************THINGS DECLARED*************************
int fsrPin = 0; // the FSR and 10K pulldown are connected to analogue port0
int fsrReading0;
int fsrReading1;
int fsrReading2;
int fsrReading3;
int fsrReading4;
int fsrReading5;// the analog reading from the FSR resistor divider
//**********************************************************
// this handy function will return the number of bytes currently free in RAM, great for debugging!
int freeRam(void)
{
extern int __bss_end;
extern int *__brkval;
int free_memory;
if((int)__brkval == 0) {
free_memory = ((int)&free_memory) - ((int)&__bss_end);
}
else {
free_memory = ((int)&free_memory) - ((int)__brkval);
}
return free_memory;
}
void sdErrorCheck(void)
{
if (!card.errorCode()) return;
putstring("\n\rSD I/O error: ");
Serial.print(card.errorCode(), HEX);
putstring(", ");
Serial.println(card.errorData(), HEX);
while(1);
}
// set up serial port
void setup() {
Serial.begin(9600); // set up Serial library at 9600 bps
Serial.println("Wave test!");
putstring("Free RAM: "); // This can help with debugging, running out of RAM is bad
Serial.println(freeRam()); // if this is under 150 bytes it may spell trouble!
// Set the output pins for the DAC control. This pins are defined in the library
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
// pin13 LED
pinMode(13, OUTPUT);
if (!card.init()) { //play with 8 MHz spi (default faster!)
putstring_nl("Card init. failed!"); // Something went wrong, lets print out why
sdErrorCheck();
while(1); // then 'halt' - do nothing!
}
// enable optimize read - some cards may timeout. Disable if you're having problems
card.partialBlockRead(true);
// Now we will look for a FAT partition!
uint8_t part;
for (part = 0; part < 5; part++) { // we have up to 5 slots to look in
if (vol.init(card, part))
break; // we found one, lets bail
}
if (part == 5) { // if we ended up not finding one :(
putstring_nl("No valid FAT partition!");
sdErrorCheck(); // Something went wrong, lets print out why
while(1); // then 'halt' - do nothing!
}
// Lets tell the user about what we found
putstring("Using partition ");
Serial.print(part, DEC);
putstring(", type is FAT");
Serial.println(vol.fatType(),DEC); // FAT16 or FAT32?
// Try to open the root directory
if (!root.openRoot(vol)) {
putstring_nl("Can't open root dir!"); // Something went wrong,
while(1); // then 'halt' - do nothing!
}
putstring_nl("Ready!");
}
//**********************************************************
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
void loop(void) {
fsrReading0 = analogRead(0);
fsrReading1 = analogRead(1);
fsrReading2 = analogRead(2);
fsrReading3 = analogRead(3);
fsrReading4 = analogRead(4);
fsrReading5 = analogRead(5);
Serial.print("Analog reading = ");
Serial.print(fsrReading0); // the raw analog reading
// We'll have a few threshholds, qualitatively determined
if (fsrReading0 > 10) {
Serial.println("--- Pin 0 - Hey im being touched!"), playcomplete("1.WAV");
delay(500);
} else if (fsrReading1 > 10) {
Serial.println("--- Pin 1 - Hey im being touched!"), playcomplete("2.WAV");
} else if (fsrReading2 > 10) {
Serial.println("--- Pin 2 - Hey im being touched!"), playcomplete("3.WAV");
delay(500);
} else if (fsrReading3 > 10) {
Serial.println("--- Pin 3 - Hey im being touched!"), playcomplete("4.WAV");
delay(500);
} else if (fsrReading4 > 10) {
Serial.println("--- Pin 4 - Hey im being touched!"), playcomplete("5.WAV");
delay(500);
//} else if (fsrReading1 > 10) {
// Serial.println("--- Pin 5 - Hey im being touched!"), playcomplete("6.WAV");
//delay(1000);
}
else {
Serial.println("No pressure");
delay(500);
}
}
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
//**********************************************************
// Plays a full file from beginning to end with no pause.
void playcomplete(char *name) {
// call our helper to find and play this name
playfile(name);
while (wave.isplaying) {
// do nothing while its playing
}
// now its done playing
}
void playfile(char *name) {
// see if the wave object is currently doing something
if (wave.isplaying) {// already playing something, so stop it!
wave.stop(); // stop it
}
// look in the root directory and open the file
if (!f.open(root, name)) {
putstring("Couldn't open file "); Serial.print(name); return;
}
// OK read the file and turn it into a wave object
if (!wave.create(f)) {
putstring_nl("Not a valid WAV"); return;
}
// ok time to play! start playback
wave.play();
}
EVERYTHING IS WORKING!!!
