| 38,7 → 38,29 |
|---|
| int coll = 0; // collons counter in NMEA messages |
| unsigned int i = 0; // measurements counter |
| |
| // 1x 100 us per 10 s UTC synchronised; 40 configuration bytes |
| const char cmd[40]={0xB5, 0x62, 0x06, 0x31, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x32, 0x00, 0x00, 0x00, 0x80, 0x96, 0x98, 0x00, 0xE0, 0xC8, 0x10, 0x00, 0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x73, 0x00, 0x00, 0x00, 0xC6, 0x51}; |
| |
| // GPS setup for frequency measurement (acounter) |
| //const char cmd[40]={0xB5, 0x62, 0x06, 0x31, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x32, 0x00, 0x00, 0x00, 0x80, 0x84, 0x1E, 0x00, 0xE0, 0xC8, 0x10, 0x00, 0x40, 0x42, 0x0F, 0x00, 0xA0, 0x86, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF7, 0x00, 0x00, 0x00, 0x12, 0x03}; |
| |
| // configure GPS |
| void setupGPS() |
| { |
| for (int n=0;n<40;n++) Serial.write(cmd[n]); |
| } |
| |
| void errorLED() |
| { |
| while(true) |
| { |
| digitalWrite(LED4, HIGH); // turn the LED on (HIGH is the voltage level) |
| delay(100); // wait for a second |
| digitalWrite(LED4, LOW); // turn the LED off by making the voltage LOW |
| delay(100); // wait for a second |
| } |
| } |
| |
| // function for reading $GPRMC NMEA message |
| void ReadGPRMC() |
| { |
| 108,10 → 130,10 |
|---|
| |
| void isr() // interrupt service routine driven from 1PPS from GPS |
| { |
| if (++interval == 10) // 10 seconds |
| //if (++interval == 10) // 10 seconds |
| { |
| rise=true; |
| interval = 0; |
| //interval = 0; |
| } |
| |
| } |
| 186,11 → 208,12 |
|---|
| dataFile.println(dataString); |
| dataFile.close(); |
| // print to the serial port too: |
| Serial.println(dataString); |
| //!!!Serial.println(dataString); |
| } |
| // if the file isn't open, pop up an error: |
| else { |
| Serial.println("error opening datalog.CSV"); |
| //Serial.println("error opening datalog.CSV"); |
| errorLED(); |
| } |
| digitalWrite(chipSelect, LOW); |
| |
| 213,7 → 236,7 |
|---|
| // Open serial communications and wait for port to open: |
| Serial.begin(9600); |
| while (!Serial) {;} |
| Serial.println("#cvak"); |
| //Serial.println("#cvak"); |
| |
| pinMode(detector, INPUT); |
| pinMode(eint, INPUT); |
| 225,7 → 248,9 |
|---|
| pinMode(CONV, OUTPUT); |
| //pinMode(SCK, OUTPUT); |
| |
| Serial.print("#Initializing SD card..."); // inserting a SD Card always reset the processor and call setup |
| setupGPS(); |
| |
| //Serial.print("#Initializing SD card..."); // inserting a SD Card always reset the processor and call setup |
| // make sure that the default chip select pin is set to |
| // output, even if you don't use it: |
| |
| 232,11 → 257,12 |
|---|
| // see if the card is present and can be initialized: |
| if (!SD.begin(chipSelect)) |
| { |
| Serial.println("Card failed, or not present"); |
| //Serial.println("Card failed, or not present"); |
| // don't do anything more: |
| errorLED(); |
| return; |
| } |
| Serial.println("card initialized."); |
| //Serial.println("card initialized."); |
| |
| noInterrupts(); // disable all interrupts |
| attachInterrupt(0, isr, RISING); // initialise interrupt from rising edge of 1PPS |
| 249,7 → 275,7 |
|---|
| |
| interrupts(); // enable all interrupts |
| |
| Serial.println("#Hmmm"); |
| //Serial.println("#Hmmm"); |
| } |
| |
| void loop() |