void PrintNextImage(volatile void *uselessParameter)
{
_receivingImage = 0;
if (previousFileIsValid)
{
uint16_t stringLength = strlen(fno.fname) + 1;
MemCopy(fno.fname, previousFileName, 0, 0, stringLength);
}
FRESULT res;
res = pf_readdir(&dir, &fno);
if (res == FR_NO_FILE)
{
char *rootDir = " ";
pf_opendir(&dir, rootDir);
res = pf_readdir(&dir, &fno);
if (res == FR_NO_FILE)
{
return;
}
}
if (!CheckBMPImage(fno.fname))
{
previousFileIsValid = true;
PrintImage(fno.fname);
}
}
int main (void)
{
FRESULT res;
char *dir;
BYTE org_osc = OSCCAL;
MCUSR = 0;
WDTCR = _BV(WDE) | 0b110; /* Enable WDT reset in timeout of 1s */
PORTB = 0b101001; /* Initialize port: - - H L H L L P */
DDRB = 0b111110;
sei();
for (;;) {
if (pf_mount(&Fs) == FR_OK) { /* Initialize FS */
wdt_reset();
sendDiag(MOUNT_OK);
Buff[0] = 0;
if (!pf_open("osccal")) pf_read(Buff, 1, &rb); /* Adjust frequency */
OSCCAL = org_osc + Buff[0];
res = pf_opendir(&Dir, dir = "wav"); /* Open sound file directory */
if (res == FR_NO_PATH){
res = pf_opendir(&Dir, dir = ""); /* Open root directory */
sendDiag(OPEN_ROOT_DIR);
}
else{
sendDiag(OPEN_WAV_DIR);
}
while (res == FR_OK) { /* Repeat in the dir */
res = pf_readdir(&Dir, 0); /* Rewind dir */
while (res == FR_OK) { /* Play all wav files in the dir */
wdt_reset();
res = pf_readdir(&Dir, &Fno); /* Get a dir entry */
if (res || !Fno.fname[0]){
if(res) sendDiag(DIR_ERROR);
else sendDiag(END_OF_DIR);
break;
} /* Break on error or end of dir */
if (!(Fno.fattrib & (AM_DIR|AM_HID)) && strstr(Fno.fname, ".WAV")){
sendFilename(Fno.fname);
wdt_reset();
sendDiag(PLAY_SONG);
res = play(dir, Fno.fname); /* Play file */
}
sendDiag(FINISH);
}
}
}
else{
sendDiag(MOUNT_FAIL);
}
delay500();
}
}
FRESULT PFFS::readdir (
DIRECT *dj, /* Pointer to the open directory object */
FILINFO *fno /* Pointer to file information to return */
)
{
return pf_readdir(dj, fno);
}
FRESULT scan_files (char* path)
{
FRESULT res;
FILINFO fno;
DIR dir;
char bufpath[12];
res = pf_opendir(&dir, path);
if (res == FR_OK) {
for (;;) {
res = pf_readdir(&dir, &fno);
if (res != FR_OK || fno.fname[0] == 0) break;
if (fno.fattrib & AM_DIR) {
psprintf(bufpath, "/%s", fno.fname);
res = scan_files(bufpath);
if (res != FR_OK) break;
} else {
#ifdef SERIAL_PRINT
serial_printf("%s/", path);
serial_printf("%s\r\n", fno.fname);
#endif
#ifdef CDC_PRINT
CDCprintf("%s/", path);
CDCprintf("%s\r\n", fno.fname);
#endif
}
}
}
return res;
}
/* Return:
0 : Error
1 : File
2 : Dir
*/
int FS_ReadDir(char *path)
{
FILINFO fi;
if (pf_readdir(&dir, &fi) != FR_OK || ! fi.fname[0])
return 0;
dbgprintf("Read: %s %d\n", fi.fname, fi.fattrib);
strncpy(path, fi.fname, 13);
return fi.fattrib & AM_DIR ? 2 : 1;
}
void task2(void)
{
unsigned char filename[20];
while (!pf_readdir(&Dir, &Fno) && Fno.fname[0]) /* go through all the files in the current folder */
/* Filter out directories and hidden files */
{
if (!(Fno.fattrib & (AM_DIR|AM_HID)) && strstr(Fno.fname, "WAV")) /* filter out all the folders, hidden files and the files that are not "WAV" */
{
/* display the filename on the LCD */
LCD_print(Fno.fname);
/* play the WAV file (the play(filename) function needs the full name of the file e.g. music/file.wav) */
play(strcat("music/",Fno.fname));
}
}
}
static uint8_t mas_pff_get_nth_file(const char *path, uint16_t n, char *buf, uint8_t *is_dir)
{
FRESULT fr;
uint16_t c = 0;
if ( mas_last_readdir_n >= n )
{
fr = pf_opendir(&mas_pff_dir, path);
if ( fr != FR_OK )
return 0;
}
else
{
c = mas_last_readdir_n;
c++;
}
while( c < 0x0ffff)
{
fr = pf_readdir(&mas_pff_dir, &mas_pff_fi);
if ( fr != FR_OK )
return 0;
if ( mas_pff_fi.fname[0] == '\0' )
return 0;
if ( c == n )
{
strcpy(buf, mas_pff_fi.fname);
if ( (mas_pff_fi.fattrib & AM_DIR) != 0 )
{
*is_dir = 1;
}
else
{
*is_dir = 0;
}
mas_last_readdir_n = n;
return 1;
}
c++;
}
return 0;
}
/** List a given directory.
\param path The path to list. Toplevel path is "/".
A slash is added to directory names, to make it easier for users to
recognize them.
*/
void sd_list(const char* path) {
FILINFO fno;
DIR dir;
result = pf_opendir(&dir, path);
if (result == FR_OK) {
for (;;) {
result = pf_readdir(&dir, &fno);
if (result != FR_OK || fno.fname[0] == 0)
break;
serial_writestr((uint8_t *)fno.fname);
if (fno.fattrib & AM_DIR)
serial_writechar('/');
serial_writechar('\n');
delay_ms(2); // Time for sending the characters.
}
}
else {
sersendf_P(PSTR("E: failed to open dir. (%su)\n"), result);
}
}
static uint16_t mas_pff_get_cnt(const char *path)
{
FRESULT fr;
uint16_t c = 0;
fr = pf_opendir(&mas_pff_dir, path);
if ( fr != FR_OK )
return 0;
while( c < 0x0ffff)
{
fr = pf_readdir(&mas_pff_dir, &mas_pff_fi);
if ( fr != FR_OK )
break;
if ( mas_pff_fi.fname[0] == '\0' )
break;
c++;
}
mas_last_readdir_n = 0x0ffff;
return c;
}
uint16_t testSDCard(void) {
FATFS fatfs; /* File system object */
DIR dir; /* Directory object */
FILINFO fno; /* File information object */
WORD bw, br, i;
BYTE buff[64];
print("Mount a volume.");
RET();
FRESULT rc = pf_mount(&fatfs);
if (rc) die(rc);
print("Open a test file (message.txt).");
RET();
rc = pf_open("MESSAGE.TXT");
if (rc) die(rc);
print("Type the file content.");
RET();
for (;;) {
rc = pf_read(buff, sizeof(buff), &br); /* Read a chunk of file */
if (rc || !br) break; /* Error or end of file */
for (i = 0; i < br; i++) /* Type the data */
putchar(buff[i]);
}
if (rc) die(rc);
#if _USE_WRITE
sprintf(string,"\nOpen a file to write (write.txt).\n");
print(string);
rc = pf_open("WRITE.TXT");
if (rc) die(rc);
sprintf(string,"\nWrite a text data. (Hello world!)\n");
print(string);
for (;;) {
rc = pf_write("Hello world!\r\n", 14, &bw);
if (rc || !bw) break;
}
if (rc) die(rc);
sprintf(string,"\nTerminate the file write process.\n");
print(string);
rc = pf_write(0, 0, &bw);
if (rc) die(rc);
#endif
#if _USE_DIR
print("Open root directory.");
RET();
rc = pf_opendir(&dir, "");
if (rc) die(rc);
print("Directory listing...");
RET();
for (;;) {
rc = pf_readdir(&dir, &fno); /* Read a directory item */
if (rc || !fno.fname[0]) break; /* Error or end of dir */
if (fno.fattrib & AM_DIR)
{
print(" <dir> ");
print(fno.fname);
RET();
}
else
{
printInt((uint8_t*)&fno.fsize, sizeof(fno.fsize));
print(fno.fname);
RET();
}
}
if (rc) die(rc);
#endif
print("\nTest completed.\n");
while(1)
{
delay_ten_us(50000);
delay_ten_us(50000);
P1OUT ^= (1 << RED_LED);
}
return 0xaa55;
}
FRESULT PFFS::readdir (
void /* Working copies of directory object & file */
)
{
return pf_readdir(&dir_obj, NULL);
}
FRESULT PFFS::readdir (
FILINFO *fno /* Pointer to file information to return */
)
{
return pf_readdir(&dir_obj, fno);
}
int main (void)
{
FRESULT res;
char *dir;
BYTE org_osc = OSCCAL;
BYTE ndir = 0;
BYTE nskip = 0;
BYTE nplay = 0;
// MCUSR = 0;
WDTCR = _BV(WDE) | 0b110; /* Enable WDT reset in timeout of 1s */
PORTB = 0b101001; /* Initialize port: - - H L H L L P */
DDRB = 0b111110;
sei();
/*-----------------------------------------------------------------------*/
/* POWER ON and RESET */
ndir = eeprom_read_byte((uint8_t*)DIR_EEADR);
if(bit_is_set(MCUSR, PORF)) { // Power on - resume playback!
MCUSR = 0; // clear MCUSR
}
if(bit_is_set(MCUSR, WDRF)) { // WatchDog reset - on error!
MCUSR = 0; // clear MCUSR
if (ndir !=0) {
ndir = 0; // resetdirectory
nskip = 0; // resetdirectory
eeprom_write_byte ((uint8_t*)SKIP_EEADR, (uint8_t*) nskip);
eeprom_write_byte ((uint8_t*)DIR_EEADR, (uint8_t*) ndir);
// for (;;) {
// PORTB ^= _BV(PB1);
// delay_ms(200);
// wdt_reset();
// }
}
}
if(bit_is_set(MCUSR, EXTRF)) { // Reset button.
MCUSR = 0; // clear MCUSR
ndir++; // advance mode
// for (;;) {wdt_reset();}
wdt_reset();
if(ndir > MAX_DIR) {
ndir = 0; // resetdirectory
}
nskip = 0; // resetdirectory
eeprom_write_byte ((uint8_t*)SKIP_EEADR, (uint8_t*) nskip);
eeprom_write_byte ((uint8_t*)DIR_EEADR, (uint8_t*) ndir);
}
/*-----------------------------------------------------------------------*/
/* How many songs need to skip */
str[0] =48+ndir/10;
str[1] = 48+ndir%10;
str[2] = 0;
PLAYMOD=0;
if (pf_mount(&Fs) == FR_OK) { /* Initialize FS */
res = pf_opendir(&Dir, dir = str); /* Open sound file directory */
res = play(dir, "i"); /* Play intro file */
res = play(dir, "n"); /* Play name file */
/* PLAY mode 0 normal, 1 repeat loop, 2 only one file */
if (play(dir, "r") == FR_OK) {
PLAYMOD=1; //repeat loop
}
if (play(dir, "o") == FR_OK) {
PLAYMOD=2; //only one file
}
}
nskip = eeprom_read_byte((uint8_t*)SKIP_EEADR);
// FR_OK = 0
for (;;) {
if (pf_mount(&Fs) == FR_OK) { /* Initialize FS */
wdt_reset();
// Buff[0] = 0;
// if (!pf_open("osccal")) pf_read(Buff, 1, &rb); /* Adjust frequency */
// OSCCAL = org_osc + Buff[0];
res = pf_opendir(&Dir, dir = str); /* Open sound file directory */
if (res == FR_NO_PATH)
res = pf_opendir(&Dir, dir = ""); /* Open root directory */
while (res == FR_OK) { /* Repeat in the dir */
res = pf_readdir(&Dir, 0); /* Rewind dir */
nplay=0;
while (res == FR_OK) { /* Play all wav files in the dir */
wdt_reset();
res = pf_readdir(&Dir, &Fno); /* Get a dir entry */
if (res || !Fno.fname[0]) break; /* Break on error or end of dir */
if (!(Fno.fattrib & (AM_DIR|AM_HID)) && strstr(Fno.fname, ".WAV"))
if (nplay >= nskip) {
do {
res = play(dir, Fno.fname); /* Play file */
wdt_reset();
}
while (((PINB & 1) == 1) && (PLAYMOD == 1));
delay500(); /* Delay 500ms in low power sleep mode */
if (res == FR_OK) {
eeprom_write_byte ((uint8_t*)SKIP_EEADR, (uint8_t*) nplay+1);
nskip=0;
/* PLAY mode 0 normal, 1 repeat loop, 2 only one file */
// PORTB ^= _BV(PB1);
if (PLAYMOD == 2) {
do {
delay_ms(30);
wdt_reset(); }
while ((PINB & 1) == 1);
do {
delay_ms(50);
wdt_reset(); }
while ((PINB & 1) == 0);
delay_ms(500);
}
}
}
nplay++; // playing song nr
}
}
}
}
}
/* Main */
int main (void)
{
// setare pin 5 (difuzor) si pin 6 (CS_SD) al portului A ca pin de iesire
DDRD |= (1<<PD5) | (1<<PD6);
// setam toti pinii portului C ca pini de iesire
DDRC = 0xFF;
DDRB &= ~(1<<PB0);
DDRB &= ~(1<<PB1);
PORTB |= (1<<PB1) | (1<<PB0);
PORTD &= ~((1<<PD5) | (1<<PD6));
PORTD &= ~((1<<PD5) | (1<<PD6));
LCD_init();
sei();
for (;;)
{
_delay_ms(1000); /* Delay 1000ms for things to settle down */
if (pf_mount(&Fs))
{
continue; /* Initialize FS */
}
if (pf_opendir(&Dir, "wav")) break; /* Open /wav folder */
int state = STAHPED;
char* filename, first_wav, last_wav_played;
if (!pf_readdir(&Dir, &Fno) && Fno.fname[0]) /* go to next file*/
{
if (!(Fno.fattrib & (AM_DIR|AM_HID)) && strstr(Fno.fname, "WAV")) /* filter out all the folders, hidden files and the files that are not "WAV" */
{
/* display the filename on the LCD */
LCD_print(Fno.fname);
strcpy(first_wav, Fno.fname);
}
}
while(1)
{
/* check if button on PA3 (start/stahp) is pressed */
if (!(PINA & (1 << PA3)))
{
if (state == STAHPED)
{
state = STARTED;
LCD_print(Fno.fname);
play(strcat("wav", Fno.fname)); // play song
}
else
{
state = STAHPED;
LCD_print(Fno.fname);
FifoCt = 0; // stop melody
}
}
/* check if button on PA2 (next) is pressed */
if (!(PINA & (1 << PA2)))
{
sprintf(last_wav_played, "%s", Fno.fname);
if (state == STARTED)
{
if (!pf_readdir(&Dir, &Fno) && Fno.fname[0]) /* go to next file*/
{
if (!(Fno.fattrib & (AM_DIR|AM_HID)) && strstr(Fno.fname, "WAV")) /* filter out all the folders, hidden files and the files that are not "WAV" */
{
/* display the filename on the LCD */
LCD_print(Fno.fname);
/* play the WAV file */
play(strcat("wav", Fno.fname));
}
}
}
else
{
if (!pf_readdir(&Dir, &Fno) && Fno.fname[0]) /* go to next file*/
{
if (!(Fno.fattrib & (AM_DIR|AM_HID)) && strstr(Fno.fname, "WAV")) /* filter out all the folders, hidden files and the files that are not "WAV" */
{
/* display the filename on the LCD */
LCD_print(Fno.fname);
}
}
}
}
/* check if button on PA1 (previous) is pressed */
if (!(PINA & (1 << PA1)))
{
if (state == STARTED)
{
if (strcmp(last_wav_played, first_wav) != 0 )
{
/* display the filename on the LCD */
LCD_print(last_wav_played);
/* play the WAV file */
play(strcat("wav", last_wav_played));
}
else
/* display the filename on the LCD */
LCD_print(first_wav);
}
else
if (strcmp(last_wav_played, first_wav) != 0 )
/* display the filename on the LCD */
LCD_print(last_wav_played);
}
}
}
return 1;
}
uint8_t genMenu()
{
uint8_t *p;
uint16_t filecount = 0;
// shut off TI cart bug
disableBus();
// open SD card
rc = pf_mount(&sd_fs);
if (rc)
flash_error(1);
rc = pf_opendir(&sd_dp, "");
if (rc)
flash_error(2);
// add menu and browser code
writeMenuCode();
while (images_written < MAX_ENTRIES) {
// get next item in directory
rc = pf_readdir(&sd_dp, &sd_fno);
if (rc)
flash_error(3);
if (sd_fno.fname[0] == 0) // end of dir
break;
++filecount;
if (sd_fno.fattrib & AM_DIR)
continue; // skip directories
// check if file ends in ".BIN"
p = (uint8_t *)sd_fno.fname;
while (*++p);
if (p - (uint8_t *)sd_fno.fname < 5 ||
*--p != 'N' || *--p != 'I' || *--p != 'B' || *--p != '.')
continue;
--p; // p at last char of filename w/o extension
// check image size
if (sd_fno.fsize > 32768)
continue;
#ifdef MULTI_FILE
// check for multi-file image
// - if file ends in C -> check how many banks
// - if file ends in D, E, F -> check if C exists, then ignore
uint8_t c;
if (sd_fno.fsize == 8192 && *p == 'C') {
for (c = 'D'; c <= 'F'; ++c) {
*p = c;
rc = pf_open(sd_fno.fname);
if (rc)
break;
}
*p = 'C';
} else if (sd_fno.fsize == 8192 && (*p == 'D' || *p == 'E' || *p == 'F')) {
c = *p;
*p = 'C';
rc = pf_open(sd_fno.fname);
if (!rc)
continue; // current file covered by C file
*p = c; // actually not a multi-file image
}
#endif
// create entry
if (addEntries(sd_fno.fname))
++files_written;
}
// if only one image found, load file directly
if (files_written == 1)
return 1;
// close menu and browser items
closeEntries();
// bring cartridge online
enableBus();
return 0;
}