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#define FORMAT_BIN 0
#define FORMAT_CSV 1
#define FORMAT_TEXT 2
typedef struct {
uint32_t time;
uint16_t pid;
uint8_t flags;
uint8_t checksum;
float value[3];
} LOG_DATA_COMM;
#define PID_GPS_LATITUDE 0xA
#define PID_GPS_LONGITUDE 0xB
#define PID_GPS_ALTITUDE 0xC
#define PID_GPS_SPEED 0xD
#define PID_GPS_HEADING 0xE
#define PID_GPS_SAT_COUNT 0xF
#define PID_GPS_TIME 0x10
#define PID_GPS_DATE 0x11
#define PID_ACC 0x20
#define PID_GYRO 0x21
#define PID_COMPASS 0x22
#define PID_MEMS_TEMP 0x23
#define PID_BATTERY_VOLTAGE 0x24
#define PID_DATA_SIZE 0x80
#define FILE_NAME_FORMAT "/DAT%05d.CSV"
#if ENABLE_DATA_OUT
#if USE_SOFTSERIAL
SoftwareSerial SerialRF(A2, A3);
#else
#define SerialRF Serial
#endif
#endif
#if ENABLE_DATA_LOG
static File sdfile;
#endif
typedef struct {
uint16_t pid;
char name[3];
} PID_NAME;
const PID_NAME pidNames[] PROGMEM = {
{PID_ACC, {'A','C','C'}},
{PID_GYRO, {'G','Y','R'}},
{PID_COMPASS, {'M','A','G'}},
{PID_GPS_LATITUDE, {'L','A','T'}},
{PID_GPS_LONGITUDE, {'L','O','N'}},
{PID_GPS_ALTITUDE, {'A','L','T'}},
{PID_GPS_SPEED, {'S','P','D'}},
{PID_GPS_HEADING, {'C','R','S'}},
{PID_GPS_SAT_COUNT, {'S','A','T'}},
{PID_GPS_TIME, {'T','M','E'}},
{PID_GPS_DATE, {'D','T','E'}},
{PID_BATTERY_VOLTAGE, {'B','A','T'}},
{PID_DATA_SIZE, {'D','A','T'}},
};
class CDataLogger {
public:
void initSender()
{
#if ENABLE_DATA_OUT
SerialRF.begin(STREAM_BAUDRATE);
#endif
#if ENABLE_DATA_LOG
m_lastDataTime = 0;
#endif
}
void recordData(const char* buf)
{
#if ENABLE_DATA_LOG
dataSize += sdfile.print(dataTime - m_lastDataTime);
dataSize += sdfile.write(',');
dataSize += sdfile.write(buf);
m_lastDataTime = dataTime;
#endif
}
void logData(char c)
{
#if ENABLE_DATA_LOG
if (c >= ' ') {
sdfile.write(c);
dataSize++;
}
#endif
}
void logData(uint16_t pid, int value)
{
char buf[16];
#if STREAM_FORMAT == FORMAT_TEXT
sprintf(buf + translatePIDName(pid, buf), "%d\n", value);
#else
sprintf(buf, "%X,%d\n", pid, value);
#endif
#if ENABLE_DATA_OUT
#if STREAM_FORMAT == FORMAT_BIN
LOG_DATA_COMM ld = {dataTime, pid, 1, 0, value};
ld.checksum = getChecksum((char*)&ld, 12);
SerialRF.write((uint8_t*)&ld, 12);
#else
SerialRF.print(buf);
#endif
#ifdef DELAY_AFTER_SENDING
delay(DELAY_AFTER_SENDING);
#endif
#endif
recordData(buf);
}
void logData(uint16_t pid, int32_t value)
{
char buf[20];
#if STREAM_FORMAT == FORMAT_TEXT
sprintf(buf + translatePIDName(pid, buf), "%ld\n", value);
#else
sprintf(buf, "%X,%ld\n", pid, value);
#endif
#if ENABLE_DATA_OUT
#if STREAM_FORMAT == FORMAT_BIN
LOG_DATA_COMM ld = {dataTime, pid, 1, 0, value};
ld.checksum = getChecksum((char*)&ld, 12);
SerialRF.write((uint8_t*)&ld, 12);
#else
SerialRF.print(buf);
#endif
#ifdef DELAY_AFTER_SENDING
delay(DELAY_AFTER_SENDING);
#endif
#endif
recordData(buf);
}
void logData(uint16_t pid, uint32_t value)
{
char buf[20];
#if STREAM_FORMAT == FORMAT_TEXT
sprintf(buf + translatePIDName(pid, buf), "%lu\n", value);
#else
sprintf(buf, "%X,%lu\n", pid, value);
#endif
#if ENABLE_DATA_OUT
#if STREAM_FORMAT == FORMAT_BIN
LOG_DATA_COMM ld = {dataTime, pid, 1, 0, value};
ld.checksum = getChecksum((char*)&ld, 12);
SerialRF.write((uint8_t*)&ld, 12);
#else
SerialRF.print(buf);
#endif
#endif
#ifdef DELAY_AFTER_SENDING
delay(DELAY_AFTER_SENDING);
#endif
recordData(buf);
}
void logData(uint16_t pid, int value1, int value2, int value3)
{
char buf[24];
#if STREAM_FORMAT == FORMAT_TEXT
sprintf(buf + translatePIDName(pid, buf), "%d,%d,%d\n", value1, value2, value3);
#else
sprintf(buf, "%X,%d,%d,%d\n", pid, value1, value2, value3);
#endif
#if ENABLE_DATA_OUT
#if STREAM_FORMAT == FORMAT_BIN
LOG_DATA_COMM ld = {dataTime, pid, 3, 0, {value1, value2, value3}};
ld.checksum = getChecksum((char*)&ld, 20);
SerialRF.write((uint8_t*)&ld, 20);
#else
SerialRF.print(buf);
#endif
#ifdef DELAY_AFTER_SENDING
delay(DELAY_AFTER_SENDING);
#endif
#endif
recordData(buf);
}
#if ENABLE_DATA_LOG
uint16_t openFile(uint16_t logFlags = 0, uint32_t dateTime = 0)
{
uint16_t fileIndex;
char filename[24] = "/FRMATICS";
dataSize = 0;
if (SD.exists(filename)) {
for (fileIndex = 1; fileIndex; fileIndex++) {
sprintf(filename + 9, FILE_NAME_FORMAT, fileIndex);
if (!SD.exists(filename)) {
break;
}
}
if (fileIndex == 0)
return 0;
} else {
SD.mkdir(filename);
fileIndex = 1;
sprintf(filename + 9, FILE_NAME_FORMAT, 1);
}
sdfile = SD.open(filename, FILE_WRITE);
if (!sdfile) {
return 0;
}
m_lastDataTime = dateTime;
return fileIndex;
}
void closeFile()
{
sdfile.close();
}
void flushFile()
{
sdfile.flush();
}
#endif
uint32_t dataTime;
uint32_t dataSize;
private:
byte getChecksum(char* buffer, byte len)
{
uint8_t checksum = 0;
for (byte i = 0; i < len; i++) {
checksum ^= buffer[i];
}
return checksum;
}
#if STREAM_FORMAT == FORMAT_TEXT
byte translatePIDName(uint16_t pid, char* text)
{
for (uint16_t n = 0; n < sizeof(pidNames) / sizeof(pidNames[0]); n++) {
uint16_t id = pgm_read_word(&pidNames[n].pid);
if (pid == id) {
memcpy_P(text, pidNames[n].name, 3);
text[3] = '=';
return 4;
}
}
return sprintf(text, "%X=", pid);
}
#endif
#if ENABLE_DATA_LOG
uint32_t m_lastDataTime;
#endif
};
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