uint8_t fsmanInit(uint8_t * result_code, uint8_t* buffer){
struct tm ts;
fsbuf = buffer;
RTC_GetTimeDateDecimal(&ts);
SetClockVars (ts.tm_year, ts.tm_mon, ts.tm_mday, ts.tm_hour, ts.tm_min, ts.tm_sec);
fsmanInitHardwareSD();
if (!fsmanMountSD(result_code)){
*result_code = UNKNOWN_SD_MOUNT_ERROR;//from FILEIO_ERROR_TYPE
return 0;
}
//Create a VI_LOG directory if there isnt already one
if(FSchdir("VI_LOG") != CE_GOOD){
__debug("VI_LOG Directory was not found, creating it");
if(FSmkdir(".\\VI_LOG") != CE_GOOD){
__debug("Unable to create a VI_LOG directory");
*result_code = UNKNOWN_WRITE_ERROR;
return 0;
}
else{
if(FSchdir ("VI_LOG") != CE_GOOD){
*result_code = UNKNOWN_WRITE_ERROR;
__debug("VI_LOG Directory was created but not found");
return 0;
}
}
}
return 1;
}
uint8_t fsmanSessionStart(uint8_t * result_code){
//open file here
char file_name[25];
struct tm ts;
uint32_t tm_code;
tm_code = (uint32_t)RTC_GetTimeDateUnix();
RTC_GetTimeDateDecimal(&ts);
SetClockVars (ts.tm_year, ts.tm_mon, ts.tm_mday, ts.tm_hour, ts.tm_min, ts.tm_sec);
sprintf(file_name,"%X.TXT", tm_code);
__debug("Creating %s",file_name);
file = FSfopen (file_name,"w");
if (file == NULL){
*result_code = UNKNOWN_WRITE_ERROR;
return FALSE;
}
return TRUE;
}
/*=====================================================================================================================
* Parameters: void
*
* Return: void
*
* Description:
*===================================================================================================================*/
HRESULT FSIOMain_SetTimeDate(tNMEA_GPS_Data *GpsData)
{
S16 s16res;
HRESULT res = S_NOK;
s16res = SetClockVars( GpsData->DateTime.tm_year,
GpsData->DateTime.tm_mon,
GpsData->DateTime.tm_mday,
GpsData->DateTime.tm_hour,
GpsData->DateTime.tm_min,
GpsData->DateTime.tm_sec);
if(s16res != -1)
res = S_OK;
return res;
}
/******************************************************************************
* Main Program Loop
******************************************************************************/
void main(void) {
// SD Card variables
FSFILE *csv_file; // The file to write to
SearchRec rec; // The data structure to store the search results
UINT8 i=0;
char filename[] = "ACCEL00.CSV";
char file_number[2];
char attr0[] = "w";
char attr1[] = "a";
char headers[] = "X,Y,Z\n";
char rangeString[] = "range=00\n";
char buf[6] = "";
ADXL345_AXIS_DATA *temp;
UINT8 range = 0x03; // The range to use the accelerometer with (initialize with a mask for the pins)
boolean selfTest = FALSE; // Selftest enable flag for the accelerometer (initialize with false)
/*
* Initialize the program
*/
// TODO: Fix function prototype warning
// Initialize the processor and peripherals
config_proc();
Delay10KTCYx(4);
i2c_init();
printf("\n\n\rProcessor Configuration Complete\n\r");
printf("Delaying for 5...");
Delay10KTCYx(FOSC);
printf("4...");
Delay10KTCYx(FOSC);
printf("3...");
Delay10KTCYx(FOSC);
printf("2...");
Delay10KTCYx(FOSC);
printf("1...");
Delay10KTCYx(FOSC);
printf("0...\n\r");
// Initialize the SD Card and set a default clock
printf("Initializing SD Card\n\r");
while (!FSInit()) {
printf("Error Initializing SD Card: %d\n\r", FSerror());
}
if (SetClockVars (2013, 1, 1, 12, 0, 00))
printf("Clock not set\n\r"); // It didn't work
// Read the accelerometer range from the pins and make a string to say what it is
range = range & ~( ( PORTAbits.RA0 << 1) | PORTAbits.RA1 );
printf("Determining range setting\n\r");
switch (range) {
case ADXL345_RANGE_2G:
rangeString[6] = '0';
rangeString[7] = '2';
break;
case ADXL345_RANGE_4G:
rangeString[6] = '0';
rangeString[7] = '4';
break;
case ADXL345_RANGE_8G:
rangeString[6] = '0';
rangeString[7] = '8';
break;
case ADXL345_RANGE_16G:
rangeString[6] = '1';
rangeString[7] = '6';
break;
default:
// Just leave the range as 00 to show an error condition has occured
break;
}
printf("%s\r", rangeString);
/*
* Determine the filename to use for the new file.
* The filename should be "accelx" where x is the next available integer.
*/
// This code section causes the PIC to crash for some reason,
// It was used previosuly so I have no idea what is going on
/* printf("Searching for files\n\r");
if (FindFirstpgm("accel*.csv", ATTR_MASK, &rec) == -1) {
// No file was found so leave it at the default filename
printf("No files found\n\r");
} else {
printf("Files found\n\r");
// Files were found, so find the next unused number
do{
file_number[0] = rec.filename[5];
file_number[1] = rec.filename[6];
} while (FindNext(&rec) == 0);
if(file_number[1] == '9') {
file_number[0]++;
file_number[1] = '0';
} else {
file_number[1]++;
}
filename[5] = file_number[0];
filename[6] = file_number[1];
}
*/
// Open the file using the above name
printf("Opening file %s\n\r",filename);
csv_file = FSfopen(filename, attr0);
if (csv_file == NULL)
printf("File not opened, error: %u\n\r",FSerror());
// Write a header to the file saying the current measurement range
if (FSfwrite((void*)rangeString , 1, 9, csv_file) != 9)
printf("Unable to write measurement range to the file\n\r");
// Write the column headers into the file
if (FSfwrite((void *)headers, 1, 6, csv_file) != 6)
printf("Unable to write headers to the file\n\r");
// Close the file
if (FSfclose(csv_file))
printf("Unable to close file\n\r");
/*
* Perform configuration on the accelerometer
*/
// Enable the selftest if neccessary
if (PORTAbits.RA2 == 0) {
selfTest = TRUE;
}
config_accel(range);
printf("Accelerometer Configuration Complete\n\r");
// Main program loop
while(1)
{
#ifdef PRINT_DEBUGS
printf("Waiting for watermark\n\r");
#endif
// Loop and do nothing while waiting for the watermark to be triggered
while (ADXL345_INT1_PORT == 0){};
LATCbits.LATC1 = 1; // Turn on the LED to show we are processing data
#ifdef PRINT_DEBUGS
printf("Watermark Received\n\r");
#endif
// Read in the data
for(i=0; i<12; i++) {
// Read the data
adxl345_data_read(temp);
#ifdef PRINT_DEBUGS
printf("%i, %i, %i\n\r", temp->x, temp->y, temp->z);
#endif
// Convert the x-axis data into text
padded_itoa(buf, temp->x);
sendBuffer[(18*i)+0] = buf[0];
sendBuffer[(18*i)+1] = buf[1];
sendBuffer[(18*i)+2] = buf[2];
sendBuffer[(18*i)+3] = buf[3];
sendBuffer[(18*i)+4] = buf[4];
sendBuffer[(18*i)+5] = ',';
// Convert the y-axis data into text
padded_itoa(buf, temp->y);
sendBuffer[(18*i)+6] = buf[0];
sendBuffer[(18*i)+7] = buf[1];
sendBuffer[(18*i)+8] = buf[2];
sendBuffer[(18*i)+9] = buf[3];
sendBuffer[(18*i)+10] = buf[4];
sendBuffer[(18*i)+11] = ',';
// Convert the z-axis data into text
padded_itoa(buf, temp->z);
sendBuffer[(18*i)+12] = buf[0];
sendBuffer[(18*i)+13] = buf[1];
sendBuffer[(18*i)+14] = buf[2];
sendBuffer[(18*i)+15] = buf[3];
sendBuffer[(18*i)+16] = buf[4];
sendBuffer[(18*i)+17] = '\n';
}
csv_file = FSfopen(filename, attr1);
if (csv_file == NULL)
printf("File not opened, error: %u\n\r",FSerror());
FSfwrite((void *) sendBuffer, 1, 216, csv_file);
FSfclose(csv_file);
LATCbits.LATC1 = 0;
}
}
