1#include <TinyGPS++.h>
2#include <SPI.h>
3#include <SD.h>
4
5TinyGPSPlus   gps;
6
7int chipSelect = 4;   // digital pin 4 for the SD cs line
8File logfile;//   the logging file
9
10//data logger timing and other
11long logPace=10000; //   10 seconds between entries
12long readTime = 0; // time of last read()
13#define   DEBUG 1 // echo GPS data to serial port for debug purposes
14
15void setup() {
16   Serial.begin(115200);
17  Serial1.begin(9600);  // our module communicates at   9600
18  delay(1000);
19  Serial.println("Basic Initialization");  // we sen   something to the consolle
20
21  // initialize the SD card
22  Serial.print("Initialising   SD card...");
23
24  // see if the card is present and can be initialized:
25   if (!SD.begin(chipSelect)) {
26    Serial.println("Card read failed, or not   present");
27    // Stop the sketch
28    return;
29  }
30  Serial.println("card   initialized.");
31
32  // create a new file
33  char filename[] = "GnomeT00.CSV";
34   for (byte i = 0; i < 100; i++) {
35    filename[6] = i / 10 + '0';
36    filename[7]   = i % 10 + '0';
37    if (! SD.exists(filename)) {
38      // open the next file   in the numbered sequence
39      logfile = SD.open(filename, FILE_WRITE);
40      break;   // leave the loop!
41    }
42  }
43
44  Serial.print("Logging to: ");
45   Serial.println(filename);
46
47  logfile.println("latitude, longitude, altitude,   date, time");
48
49#if DEBUG   //serial debug active?
50  Serial.println("Serial   Debug Active");
51  Serial.println();
52  Serial.println("latitude,  longitude,   date,     time,     altitude");
53#endif// we show the columns for the data sent   to console
54
55#if !DEBUG   //serial debug deactivated
56  Serial.println("No   Serial Debug");
57#endif
58}
59
60void loop() {
61
62  while (Serial1.available()   > 0)
63  {
64    gps.encode(Serial1.read());
65    if (gps.location.isValid())
66     {
67      if ((millis() - readTime) < logPace) return;
68      readTime =   millis();
69      logfile.print(gps.location.lat(), 6);
70      logfile.print(",   ");
71      logfile.print(gps.location.lng(), 6);
72      logfile.print(", ");
73       logfile.print(gps.altitude.meters(), 0);
74      logfile.print(", ");  
75       logfile.print(gps.date.day());
76      logfile.print(F("/"));
77      logfile.print(gps.date.month());
78       logfile.print(F("/"));
79      logfile.print(gps.date.year());
80      logfile.print(",   ");
81      if (gps.time.hour() < 10) logfile.print(F("0"));
82      logfile.print(gps.time.hour());
83       logfile.print(F(":"));
84      if (gps.time.minute() < 10) logfile.print(F("0"));
85       logfile.print(gps.time.minute());
86      logfile.print(F(":"));
87      if   (gps.time.second() < 10) logfile.print(F("0"));
88      logfile.print(gps.time.second());
89       logfile.println("");
90#if DEBUG   //serial debug active?
91      Serial.print(gps.location.lat(),   6);
92      Serial.print(", ");
93      Serial.print(gps.location.lng(), 6);
94       Serial.print(", ");
95      Serial.print(gps.date.day());
96      Serial.print(F("/"));
97       Serial.print(gps.date.month());
98      Serial.print(F("/"));
99      Serial.print(gps.date.year());
100       Serial.print(", ");
101      if (gps.time.hour() < 10) Serial.print(F("0"));
102       Serial.print(gps.time.hour());
103      Serial.print(F(":"));
104      if   (gps.time.minute() < 10) Serial.print(F("0"));
105      Serial.print(gps.time.minute());
106       Serial.print(F(":"));
107      if (gps.time.second() < 10) Serial.print(F("0"));
108       Serial.print(gps.time.second());
109      Serial.print(", ");
110      Serial.print(gps.altitude.meters(),   0);
111      Serial.println("      ");
112#endif
113      logfile.flush();        //write   data to disk
114    }
115  }
116}
117

1#include <TinyGPS++.h>
2#include <SPI.h>
3#include <SD.h>
4
5TinyGPSPlus
6  gps;
7
8int chipSelect = 4;   // digital pin 4 for the SD cs line
9File logfile;//
10  the logging file
11
12//data logger timing and other
13long logPace=10000; //
14  10 seconds between entries
15long readTime = 0; // time of last read()
16#define
17  DEBUG 1 // echo GPS data to serial port for debug purposes
18
19void setup() {
20
21  Serial.begin(115200);
22  Serial1.begin(9600);  // our module communicates at
23  9600
24  delay(1000);
25  Serial.println("Basic Initialization");  // we sen
26  something to the consolle
27
28  // initialize the SD card
29  Serial.print("Initialising
30  SD card...");
31
32  // see if the card is present and can be initialized:
33
34  if (!SD.begin(chipSelect)) {
35    Serial.println("Card read failed, or not
36  present");
37    // Stop the sketch
38    return;
39  }
40  Serial.println("card
41  initialized.");
42
43  // create a new file
44  char filename[] = "GnomeT00.CSV";
45
46  for (byte i = 0; i < 100; i++) {
47    filename[6] = i / 10 + '0';
48    filename[7]
49  = i % 10 + '0';
50    if (! SD.exists(filename)) {
51      // open the next file
52  in the numbered sequence
53      logfile = SD.open(filename, FILE_WRITE);
54      break;
55  // leave the loop!
56    }
57  }
58
59  Serial.print("Logging to: ");
60
61  Serial.println(filename);
62
63  logfile.println("latitude, longitude, altitude,
64  date, time");
65
66#if DEBUG   //serial debug active?
67  Serial.println("Serial
68  Debug Active");
69  Serial.println();
70  Serial.println("latitude,  longitude,
71  date,     time,     altitude");
72#endif// we show the columns for the data sent
73  to console
74
75#if !DEBUG   //serial debug deactivated
76  Serial.println("No
77  Serial Debug");
78#endif
79}
80
81void loop() {
82
83  while (Serial1.available()
84  > 0)
85  {
86    gps.encode(Serial1.read());
87    if (gps.location.isValid())
88
89    {
90      if ((millis() - readTime) < logPace) return;
91      readTime =
92  millis();
93      logfile.print(gps.location.lat(), 6);
94      logfile.print(",
95  ");
96      logfile.print(gps.location.lng(), 6);
97      logfile.print(", ");
98
99      logfile.print(gps.altitude.meters(), 0);
100      logfile.print(", ");  
101
102      logfile.print(gps.date.day());
103      logfile.print(F("/"));
104      logfile.print(gps.date.month());
105
106      logfile.print(F("/"));
107      logfile.print(gps.date.year());
108      logfile.print(",
109  ");
110      if (gps.time.hour() < 10) logfile.print(F("0"));
111      logfile.print(gps.time.hour());
112
113      logfile.print(F(":"));
114      if (gps.time.minute() < 10) logfile.print(F("0"));
115
116      logfile.print(gps.time.minute());
117      logfile.print(F(":"));
118      if
119  (gps.time.second() < 10) logfile.print(F("0"));
120      logfile.print(gps.time.second());
121
122      logfile.println("");
123#if DEBUG   //serial debug active?
124      Serial.print(gps.location.lat(),
125  6);
126      Serial.print(", ");
127      Serial.print(gps.location.lng(), 6);
128
129      Serial.print(", ");
130      Serial.print(gps.date.day());
131      Serial.print(F("/"));
132
133      Serial.print(gps.date.month());
134      Serial.print(F("/"));
135      Serial.print(gps.date.year());
136
137      Serial.print(", ");
138      if (gps.time.hour() < 10) Serial.print(F("0"));
139
140      Serial.print(gps.time.hour());
141      Serial.print(F(":"));
142      if
143  (gps.time.minute() < 10) Serial.print(F("0"));
144      Serial.print(gps.time.minute());
145
146      Serial.print(F(":"));
147      if (gps.time.second() < 10) Serial.print(F("0"));
148
149      Serial.print(gps.time.second());
150      Serial.print(", ");
151      Serial.print(gps.altitude.meters(),
152  0);
153      Serial.println("      ");
154#endif
155      logfile.flush();        //write
156  data to disk
157    }
158  }
159}
160