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RDKTracker.ino
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//Version 2.7 -- 07/01/2019
//2.7 - Added Reactivate APRS timeout if SQL = 0
//2.6 - Added SQL to remote display
//2.5 - Added No APRS timeout after PTT
//2.4 - Added turn off Pre/de-emphasis, Highpass, Lowpass filter
//2.3 - Inbouw smart beaconing en Mice by Frank CNO
#include <RDKAPRS.h>
#include <SoftwareSerial.h>
#include <TinyGPS++.h>
#include <TimerOne.h>
#include <Wire.h>
#include <EEPROM.h>
#include <LiquidCrystal_SSD1306.h>
#define button 2 //button to transmit package
#define PTT 3 //PTT pin. This is active low.
#define MicPwr 4 //Power for microphone
#define ledPin 16 //=A2 led for GPS fix
#define bfPin 5 //afsk output must be PD5
#define sqlPin 6 //Squelsh pin
#define PTTPin 7 //PTT switch pin
#define rxPin 8 //rx pin into TX GPS connection
#define txPin 9 //tx pin into RX GPS connection
#define offsetEEPROM 0x0 //offset config
TinyGPSPlus gps;
SoftwareSerial gps_dra(rxPin, txPin); // RX from GPS (blue), TX to DRA (pin 8)
#define OLED_RESET 0
LiquidCrystal_SSD1306 lcd(SSD1306_SWITCHCAPVCC, SSD1306_I2C_ADDRESS, OLED_RESET);
long lastUpdate = 0;
int Updatedelay = 600; //delay between packets in seconds.
bool validGPS = 1;
bool pttPressed = 0;
bool lastPttPressed = 0;
bool isInverted = 0;
long NoAPRSAfterPTTTime = 0;
int pttOffValue = 0;
long startTimeOutMillis = 0;
long currentTimeOutMillis = 0;
long timeOutTimerMillis = 0;
bool buttonPressed = 0;
char receivedString[28];
char chkGS[3] = "GS";
static char conv_buf[16];
int SB = 0;
unsigned long old_course;
unsigned long sbCourse;
unsigned long sbStart = 0;
struct StoreStruct {
byte chkDigit;
byte aprsChannel;
byte rxChannel;
byte txChannel;
byte rxTone;
byte txTone;
char dest[8];
byte dest_ssid;
char call[8];
byte ssid;
char comment[16];
byte symbool; // = auto.
char path1[8];
byte path1_ssid;
char path2[8];
byte path2_ssid;
byte interval;
byte multiplier;
byte power;
byte height;
byte gain;
byte directivity;
byte preAmble;
byte tail;
byte doTX;
byte BcnAfterTX;
byte NoAPRSAfterPTT;
byte txTimeOut;
byte isDebug;
};
StoreStruct storage = {
"#",
64,
140,
92,
8,
8,
"APZRAZ",
0,
"PA9XXX",
7,
"73 de PI4RAZ",
'>',
"WIDE1",
1,
"WIDE2",
2,
30,
20,
5,
0,
0,
0,
90,
10,
1,
0,
120,
120,
0
};
void loop() {
float flat, flon;
unsigned long age;
unsigned long gps_speed;
unsigned int FlexibleDelay = Updatedelay;
unsigned long gps_kspeed;
unsigned long gps_course;
printInt(gps.satellites.value(), gps.satellites.isValid(), 5, 0);
printInt(gps.hdop.value(), gps.hdop.isValid(), 5, 0);
flat = gps.location.lat();
flon = gps.location.lng();
age = gps.location.age();
gps_speed = gps.speed.kmph();
gps_kspeed = gps.speed.knots();
gps_course = gps.course.deg();
if (!gps.location.isValid()){
if (storage.isDebug == 1) {
flat = 52.074066;
flon = 4.504167;
//flat = 46.116744;
//flon = 14.547144;
}
}
printFloat(flat, gps.location.isValid(), 11, 6, 0);
printFloat(flon, gps.location.isValid(), 12, 6, 0);
printInt(age, gps.location.isValid(), 5, 0);
printDateTime(gps.date, gps.time, 0);
printFloat(gps.altitude.meters(), gps.altitude.isValid(), 7, 2, 0);
printFloat(gps.course.deg(), gps.course.isValid(), 7, 2, 0);
printFloat(gps_speed, gps.speed.isValid(), 6, 2, 0);
printStr(gps.course.isValid() ? TinyGPSPlus::cardinal(gps.course.value()) : "*** ", 6);
if ((gps_speed > 0) && (gps_speed < 20000)) {
FlexibleDelay = Updatedelay / gps_speed ;
if (FlexibleDelay < storage.interval) FlexibleDelay = storage.interval;
} else {
FlexibleDelay = Updatedelay;
}
Serial.print(FlexibleDelay);
// Smart Beaconing
if ((millis() - sbStart > 5000) && (gps_speed > 5)) {
sbCourse = (abs(gps_course - old_course));
if (sbCourse > 180) sbCourse = 360 - sbCourse;
if (sbCourse > 27) SB = 1;
sbStart = millis();
old_course = gps_course;
}
if (NoAPRSAfterPTTTime>0){
if (millis()>long(storage.NoAPRSAfterPTT)*1000+NoAPRSAfterPTTTime || (digitalRead(sqlPin)==1 && millis()>NoAPRSAfterPTTTime+10000)){
NoAPRSAfterPTTTime=0;
Serial.println();
Serial.println(F("Re-enable APRS after PTT"));
}
}
if (((!gps.location.isValid()) || (age > 3000)) && (storage.isDebug == 0)) {
Serial.print(F(" Invalid position"));
validGPS = 0;
} else {
validGPS = 1;
if (lastPttPressed == 0 && NoAPRSAfterPTTTime == 0)
if ((buttonPressed == 1) || ((millis() - lastUpdate) / 1000 > FlexibleDelay) || (SB == 1))
{
lastUpdate = millis();
showDisplay(flat, flon, 1);
printRemote(flat, flon, 1);
Serial.println("");
Serial.print(F("Send beacon:"));
setDra(storage.aprsChannel, storage.aprsChannel, 0, 0);
delay(100);
locationUpdate(flat, flon, gps_kspeed, gps_course);
delay(500);
setDra(storage.rxChannel, storage.txChannel, storage.rxTone, storage.txTone);
if (SB == 1) SB = 0;
}
}
buttonPressed = 0;
showDisplay(flat, flon, 0);
printRemote(flat, flon, 0);
smartDelay(2000);
if (lastPttPressed != pttPressed) {
Serial.print(F(" PTT Swapped"));
lastPttPressed = pttPressed;
if (lastPttPressed == 1) {
startTimeOutMillis = millis();
digitalWrite(PTT, HIGH); //PTT on
digitalWrite(MicPwr, HIGH); //Mike on
digitalWrite(ledPin, HIGH);
}
else
{
digitalWrite(PTT, LOW); //PTT off
digitalWrite(MicPwr, LOW); //Mike off
digitalWrite(ledPin, LOW);
if (storage.BcnAfterTX==1) buttonPressed = 1;
if (storage.NoAPRSAfterPTT>0){
NoAPRSAfterPTTTime=millis();
buttonPressed=0;
Serial.println();
Serial.print(F("Disable APRS after PTT until:"));
Serial.println(NoAPRSAfterPTTTime);
}
}
}
currentTimeOutMillis = millis();
if (((currentTimeOutMillis - startTimeOutMillis) > timeOutTimerMillis) && (storage.txTimeOut > 0) && (lastPttPressed == 1)) {
isInverted = !isInverted;
invertLCD(isInverted);
digitalWrite(PTT, LOW); //PTT off
digitalWrite(MicPwr, LOW); //Mike off
digitalWrite(ledPin, LOW);
} else invertLCD(false);
Serial.print(F(" ")); Serial.print(analogRead(0));
if (lastPttPressed == 1) Serial.println(F(" TX")); else Serial.println(F(" RX"));
}
void printRemote(float flat, float flon, bool isTX){
Wire.beginTransmission(9);
int error = Wire.endTransmission();
if (error == 0)
{
if (isTX==0){
Wire.requestFrom(9,5,1);
int i = 0;
bool reWrite = 0;
char freqString[6];
while (Wire.available()){
freqString[i] = Wire.read();
i++;
}
freqString[i]=0;
if (freqString[0] == '#'){
if (storage.txChannel != (byte)freqString[1]){
storage.txChannel = (byte)freqString[1];
reWrite = 1;
}
if (storage.rxChannel != (byte)freqString[2]){
storage.rxChannel = (byte)freqString[2];
reWrite = 1;
}
if (storage.txTone != (byte)freqString[3]){
storage.txTone = (byte)freqString[3];
reWrite = 1;
}
if (storage.rxTone != (byte)freqString[4]){
storage.rxTone = (byte)freqString[4];
reWrite = 1;
}
if (reWrite==1){
setDra(storage.rxChannel, storage.txChannel, storage.rxTone, storage.txTone);
reWrite=0;
}
}
}
}
Wire.beginTransmission(9);
Wire.print(F("#"));
Wire.write(storage.aprsChannel);
Wire.write(storage.txChannel);
Wire.write(storage.rxChannel);
Wire.write(storage.txTone);
Wire.write(storage.rxTone);
Wire.write(byte(gps.time.hour()));
Wire.write(byte(gps.time.minute()));
Wire.write(byte(gps.time.second()));
Wire.write(byte(gps.satellites.value()));
byte p1 = flat;
float f1 = float(flat-p1)*100;
byte p2 = f1;
byte p3 = float(f1-p2)*100;
Wire.write(p1);
Wire.write(p2);
Wire.write(p3);
p1 = flon;
f1 = float(flon-p1)*100;
p2 = f1;
p3 = float(f1-p2)*100;
Wire.write(p1);
Wire.write(p2);
Wire.write(p3);
if (isTX==1) {
Wire.write(3); //Beacon
}
else if (lastPttPressed == 1) {
Wire.write(2); //TX
}
else {
Wire.write(1); //RX
}
long temp=gps.altitude.meters()*100;
if (!gps.altitude.isValid()){
if (storage.isDebug == 1) {
temp=123456;
}
}
byte tempbuffer[4];
tempbuffer[0] = byte(temp >> 24);
tempbuffer[1] = byte(temp >> 16);
tempbuffer[2] = byte(temp >> 8);
tempbuffer[3] = byte(temp);
Wire.write(tempbuffer[0]);
Wire.write(tempbuffer[1]);
Wire.write(tempbuffer[2]);
Wire.write(tempbuffer[3]);
Wire.write(byte(storage.ssid));
Wire.write(byte(storage.symbool));
Wire.write("#");
Wire.write(byte(digitalRead(sqlPin)));
Wire.print(storage.call);
Wire.endTransmission();
}
void showDisplay(float flat, float flon, bool isTX) {
if (lastPttPressed == 1) {
lcd.setCursor(0, 0);
setBigSize(true);
setLCDReverse(true);
lcd.print(F(" "));
lcd.print(storage.call);
lcd.print(F(" "));
setBigSize(false);
setLCDReverse(false);
lcd.setCursor(0, 2);
lcd.print(F("RX:"));
long frx = 40000+(storage.rxChannel*125);
frx=(frx/10)+140000;
sprintf(conv_buf,"%03d.%03d",int(frx/1000),frx-((int(frx/1000))*1000));
lcd.print(conv_buf);
lcd.print(F(" / ")); lcd.print(storage.rxTone); lcd.print(F(" "));
lcd.setCursor(0, 3);
lcd.print(F("TX:"));
frx = 40000+(storage.txChannel*125);
frx=(frx/10)+140000;
sprintf(conv_buf,"%03d.%03d",int(frx/1000),frx-((int(frx/1000))*1000));
lcd.print(conv_buf);
lcd.print(F(" / ")); lcd.print(storage.txTone); lcd.print(F(" "));
}
else
{
lcd.setCursor(0, 0);
setLCDReverse(1);
lcd.print(F(" Tme:"));
setLCDReverse(0);
printDateTime(gps.date, gps.time, 1);
lcd.print(F(" "));
lcd.setCursor(18, 0);
if (isTX == 1) lcd.print(F("TX")); else lcd.print(F("--"));
lcd.setCursor(0, 1);
setLCDReverse(1);
lcd.print(F(" Lat:"));
setLCDReverse(0);
if (validGPS) printFloat(flat, gps.location.isValid(), 11, 6, 1); else lcd.print(F("********"));
lcd.print(F(" "));
lcd.setCursor(0, 2);
setLCDReverse(1);
lcd.print(F(" Lon:"));
setLCDReverse(0);
if (validGPS) printFloat(flon, gps.location.isValid(), 12, 6, 1); else lcd.print(F("********"));
lcd.print(F(" "));
lcd.setCursor(14, 2);
setLCDReverse(1);
lcd.print(F(" #:"));
setLCDReverse(0);
lcd.setCursor(17, 2);
if (validGPS) printInt(gps.satellites.value(), gps.satellites.isValid(), 5, 1); else lcd.print(F("**"));
lcd.setCursor(0, 3);
setLCDReverse(1);
lcd.print(F(" Alt:"));
setLCDReverse(0);
lcd.setCursor(5, 3);
if (validGPS) {
lcd.setCursor(5, 3);
printFloat(gps.altitude.meters(), gps.altitude.isValid(), 7, 2, 1);
} else lcd.print(F("*****"));
lcd.print(F("M "));
lcd.setCursor(14, 3);
setLCDReverse(1);
if (validGPS) lcd.print(F("GPSFix")); else lcd.print(F("No Fix"));
setLCDReverse(0);
}
}
void locationUpdate(float flat, float flon, unsigned long kspeed, unsigned long kcourse) {
gps_dra.end();
Beacon.setLat(deg_to_nmea(flat,true));
Beacon.setLon(deg_to_nmea(flon,false));
Beacon.setKspeed(kspeed);
Beacon.setCourse(kcourse);
// We can optionally set power/height/gain/directivity
// information. These functions accept ranges
// from 0 to 10, directivity 0 to 9.
// See this site for a calculator:
// http://www.aprsfl.net/phgr.php
// LibAPRS will only add PHG info if all four variables
// are defined!
//Beacon.setPower(2);
//Beacon.setHeight(4);
//Beacon.setGain(7);
//Beacon.setDirectivity(0);
txing();
gps_dra.begin(9600);
}
char* deg_to_nmea(float fdeg, boolean is_lat) {
long deg = fdeg*1000000;
bool is_negative=0;
if (deg < 0) is_negative=1;
// Use the absolute number for calculation and update the buffer at the end
deg = labs(deg);
unsigned long b = (deg % 1000000UL) * 60UL;
unsigned long a = (deg / 1000000UL) * 100UL + b / 1000000UL;
b = (b % 1000000UL) / 10000UL;
conv_buf[0] = '0';
// in case latitude is a 3 digit number (degrees in long format)
if( a > 9999) { snprintf(conv_buf , 6, "%04u", a);} else snprintf(conv_buf + 1, 5, "%04u", a);
conv_buf[5] = '.';
snprintf(conv_buf + 6, 3, "%02u", b);
conv_buf[9] = '\0';
if (is_lat) {
if (is_negative) {conv_buf[8]='S';}
else conv_buf[8]='N';
return conv_buf+1;
// conv_buf +1 because we want to omit the leading zero
}
else {
if (is_negative) {conv_buf[8]='W';}
else conv_buf[8]='E';
return conv_buf;
}
}
void invertLCD(boolean i) {
lcd.invert(i);
}
void txing()
{
Serial.println("");
byte save_TIMSK0;
byte save_PCICR;
if (storage.doTX != 0) {
invertLCD(true);
digitalWrite(PTT, HIGH); //ptt on
digitalWrite(ledPin, HIGH);
}
delay(400); //delay before sending data
TCCR0B = (TCCR0B & 0b11111000) | 1; //switch to 62500 HZ PWM frequency
save_TIMSK0 = TIMSK0; //save Timer 0 register
TIMSK0 = 0; //disable Timer 0
save_PCICR = PCICR; //save external pin interrupt register
PCICR = 0; //disable external pin interrupt
Timer1.attachInterrupt(sinus_irq); //warp interrupt in library
Beacon.sendMessage(); //Beacon.sendPacket(track2, 72);
digitalWrite(PTT, LOW); //PTT off
digitalWrite(ledPin, LOW);
invertLCD(false);
Timer1.detachInterrupt(); //disable timer1 interrupt
analogWrite(bfPin, 0); //PWM at 0
TCCR0B = (TCCR0B & 0b11111000) | 3; //register return to normal
TIMSK0 = save_TIMSK0;
PCICR = save_PCICR;
Beacon.ptrStartNmea = 0;
Serial.println("");
}
void sinus_irq() //warp timer1 irq into DRAPRS lib
{
Beacon.sinus();
}
void saveConfig() {
for (unsigned int t = 0; t < sizeof(storage); t++)
EEPROM.write(offsetEEPROM + t, *((char*)&storage + t));
}
void loadConfig() {
if (EEPROM.read(offsetEEPROM + 0) == storage.chkDigit)
for (unsigned int t = 0; t < sizeof(storage); t++)
*((char*)&storage + t) = EEPROM.read(offsetEEPROM + t);
}
void printConfig() {
if (EEPROM.read(offsetEEPROM + 0) == storage.chkDigit)
for (unsigned int t = 0; t < sizeof(storage); t++)
Serial.write(EEPROM.read(offsetEEPROM + t));
Serial.println();
setSettings(0);
}
void setSettings(bool doSet) {
int i = 0;
byte b;
receivedString[0] = 'X';
Serial.print(F("APRS Channel ("));
Serial.print(storage.aprsChannel);
Serial.print(F("):"));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.aprsChannel = i;
}
Serial.println();
Serial.print(F("RX Channel ("));
Serial.print(storage.rxChannel);
Serial.print(F("):"));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.rxChannel = i;
}
Serial.println();
Serial.print(F("TX Channel ("));
Serial.print(storage.txChannel);
Serial.print(F("):"));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.txChannel = i;
}
Serial.println();
Serial.print(F("RX Tone ("));
Serial.print(storage.rxTone);
Serial.print(F("):"));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.rxTone = i;
}
Serial.println();
Serial.print(F("TX Tone ("));
Serial.print(storage.txTone);
Serial.print(F("):"));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.txTone = i;
}
Serial.println();
Serial.print(F("Dest. ("));
Serial.print(storage.dest);
Serial.print(F("):"));
if (doSet == 1) {
getStringValue(7,true);
if (receivedString[0] != 0) {
storage.dest[0] = 0;
strcat(storage.dest, receivedString);
}
}
Serial.println();
Serial.print(F("Dest. SSID ("));
Serial.print(storage.dest_ssid);
Serial.print(F("):"));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.dest_ssid = i;
}
Serial.println();
Serial.print(F("Call ("));
Serial.print(storage.call);
Serial.print(F("):"));
if (doSet == 1) {
getStringValue(7,true);
if (receivedString[0] != 0) {
storage.call[0] = 0;
strcat(storage.call, receivedString);
}
}
Serial.println();
Serial.print(F("SSID ("));
Serial.print(storage.ssid);
Serial.print(F("):"));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.ssid = i;
}
Serial.println();
Serial.print(F("Comment ("));
Serial.print(storage.comment);
Serial.print(F("):"));
if (doSet == 1) {
getStringValue(15,false);
if (receivedString[0] != 0) {
storage.comment[0] = 0;
strcat(storage.comment, receivedString);
}
}
Serial.println();
Serial.print(F("Symbol >Car,<Motor ("));
Serial.print(char(storage.symbool));
Serial.print(F("):"));
if (doSet == 1) {
b = getCharValue();
if (receivedString[0] != 0) storage.symbool = b;
}
Serial.println();
Serial.print(F("Path1 ("));
Serial.print(storage.path1);
Serial.print(F("):"));
if (doSet == 1) {
getStringValue(7,false);
if (receivedString[0] != 0) {
storage.path1[0] = 0;
strcat(storage.path1, receivedString);
}
}
Serial.println();
Serial.print(F("Path1 SSID ("));
Serial.print(storage.path1_ssid);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.path1_ssid = i;
}
Serial.println();
Serial.print(F("Path2 ("));
Serial.print(storage.path2);
Serial.print(F("): "));
if (doSet == 1) {
getStringValue(7,false);
if (receivedString[0] != 0) {
storage.path2[0] = 0;
strcat(storage.path2, receivedString);
}
}
Serial.println();
Serial.print(F("Path2 SSID ("));
Serial.print(storage.path2_ssid);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.path2_ssid = i;
}
Serial.println();
Serial.print(F("Interval ("));
Serial.print(storage.interval);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.interval = i;
}
Serial.println();
Serial.print(F("Multiplier ("));
Serial.print(storage.multiplier);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.multiplier = i;
}
Serial.println();
Serial.print(F("Power ("));
Serial.print(storage.power);
Serial.print(F("W): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.power = i;
}
Serial.println();
Serial.print(F("Height ("));
Serial.print(storage.height);
Serial.print(F("M): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.height = i;
}
Serial.println();
Serial.print(F("Gain ("));
Serial.print(storage.gain);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.gain = i;
}
Serial.println();
Serial.print(F("Directivity ("));
Serial.print(storage.directivity);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.directivity = i;
}
Serial.println();
Serial.print(F("PreAmble ("));
Serial.print(storage.preAmble);
Serial.print(F(" chars): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.preAmble = i;
}
Serial.println();
Serial.print(F("Tail ("));
Serial.print(storage.tail);
Serial.print(F(" chars): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.tail = i;
}
Serial.println();
Serial.print(F("TX enabled ("));
Serial.print(storage.doTX);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.doTX = i;
}
Serial.println();
Serial.print(F("Send beacon after TX ("));
Serial.print(storage.BcnAfterTX);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.BcnAfterTX = i;
}
Serial.println();
Serial.print(F("No APRS after PTT in sec's ("));
Serial.print(storage.NoAPRSAfterPTT);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.NoAPRSAfterPTT = i;
}
Serial.println();
Serial.print(F("TX Timeout ("));
Serial.print(storage.txTimeOut);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.txTimeOut = i;
}
Serial.println();
Serial.print(F("Debugmode ("));
Serial.print(storage.isDebug);
Serial.print(F("): "));
if (doSet == 1) {
i = getNumericValue();
if (receivedString[0] != 0) storage.isDebug = i;
}
Serial.println();
if (doSet == 1) {
saveConfig();
loadConfig();
}
}
void getStringValue(int length, bool fixedLen) {
serialFlush();
receivedString[0] = 0;
int i = 0;
while (receivedString[i] != 13 && i < length) {
if (Serial.available() > 0) {
receivedString[i] = Serial.read();
if (receivedString[i] == 13 || receivedString[i] == 10) {
i--;
}
else {
Serial.write(receivedString[i]);
}
i++;
}
}
if (fixedLen==true && i>0 ){
while (i<length-1){
receivedString[i]=' ';
i++;
}
}
receivedString[i] = 0;
serialFlush();
}
byte getCharValue() {
serialFlush();
receivedString[0] = 0;
int i = 0;
while (receivedString[i] != 13 && i < 2) {
if (Serial.available() > 0) {
receivedString[i] = Serial.read();
if (receivedString[i] == 13 || receivedString[i] == 10) {
i--;
}
else {
Serial.write(receivedString[i]);
}
i++;
}
}
receivedString[i] = 0;
serialFlush();
return receivedString[i - 1];
}
byte getNumericValue() {
serialFlush();
byte myByte = 0;
byte inChar = 0;
bool isNegative = false;
receivedString[0] = 0;
int i = 0;
while (inChar != 13) {
if (Serial.available() > 0) {
inChar = Serial.read();
if (inChar > 47 && inChar < 58) {
receivedString[i] = inChar;
i++;
Serial.write(inChar);
myByte = (myByte * 10) + (inChar - 48);
}
if (inChar == 45) {
Serial.write(inChar);
isNegative = true;
}
}
}
receivedString[i] = 0;
if (isNegative == true) myByte = myByte * -1;
serialFlush();
return myByte;
}
void serialFlush() {
for (int i = 0; i < 10; i++)
{
while (Serial.available() > 0) {
Serial.read();
}
}
}
static void smartDelay(unsigned long ms)
{
int pttValue = 1000;
unsigned long start = millis();
gps_dra.flush();
do
{
while (gps_dra.available()) gps.encode(gps_dra.read());
if (ms > 500) {
pttValue = analogRead(0);
pttPressed = ((pttValue > pttOffValue + 250) || (digitalRead(PTTPin)==0));
if (digitalRead(button) == 0) buttonPressed = 1;
}
} while (millis() - start < ms && pttPressed == lastPttPressed && buttonPressed == 0);
}
static void printFloat(float val, bool valid, int len, int prec, bool toLCD)
{
if (!valid)
{
while (len-- > 1) {
if (toLCD) lcd.print(F("*")); else Serial.print(F("*"));
}
if (!toLCD) Serial.print(F(" "));
}
else
{
if (toLCD) lcd.print(val, prec); else Serial.print(val, prec);
int vi = abs((int)val);
int flen = prec + (val < 0.0 ? 2 : 1); // . and -
flen += vi >= 1000 ? 4 : vi >= 100 ? 3 : vi >= 10 ? 2 : 1;
for (int i = flen; i < len; ++i) {
if (!toLCD) Serial.print(' ');
}
}
smartDelay(0);
}
static void printInt(unsigned long val, bool valid, int len, bool toLCD)
{
char sz[32] = "*****************";
if (valid)
sprintf(sz, "%ld", val);
sz[len] = 0;
for (int i = strlen(sz); i < len; ++i)
sz[i] = ' ';
if (len > 0)
sz[len - 1] = ' ';
if (toLCD) lcd.print(sz); else Serial.print(sz);
smartDelay(0);
}
static void printDateTime(TinyGPSDate &d, TinyGPSTime &t, bool toLCD)
{
if (!toLCD) {
if (!d.isValid())
{
Serial.print(F("********** "));
}
else
{
char sz[32];
sprintf(sz, "%02d/%02d/%02d ", d.month(), d.day(), d.year());
Serial.print(sz);
}
}
if (!t.isValid())
{
if (toLCD) lcd.print(F("********")); else Serial.print(F("********** "));
}
else
{
char sz[32];
sprintf(sz, "%02d:%02d:%02d ", t.hour(), t.minute(), t.second());
if (toLCD) lcd.print(sz); else Serial.print(sz);
}
if (!toLCD) {
printInt(d.age(), d.isValid(), 5, 0);
smartDelay(0);
}
}
static void printStr(const char *str, int len)
{
int slen = strlen(str);
for (int i = 0; i < len; ++i)
Serial.print(i < slen ? str[i] : ' ');
smartDelay(0);
}
void setDra(byte rxFreq, byte txFreq, byte rxTone, byte txTone) {
char buff[50];
int txPart, rxPart;
if(txFreq>79) txPart = txFreq-80; else txPart=txFreq;
if(rxFreq>79) rxPart = rxFreq-80; else rxPart=rxFreq;
sprintf(buff,"AT+DMOSETGROUP=0,14%01d.%04d,14%01d.%04d,%04d,1,%04d",int(txFreq/80)+4,txPart*125,int(rxFreq/80)+4,rxPart*125,txTone,rxTone);
Serial.println();
Serial.println(buff);
gps_dra.println(buff);