kopia lustrzana https://github.com/SnkMtn000/Arduino-RFM69HCW-GPS
226 wiersze
5.1 KiB
C++
226 wiersze
5.1 KiB
C++
/*
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* A simple GPS Morse Beacon Sender
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* for the HopeRF rfm69hcw
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* on a ProMini 3.3
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* Charles Webb
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* KC1ENN@arrl.net
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*
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* With thanks to....
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*
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* "This code is so trivial that I'm releasing it completely without restrictions."
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* Simple Arduino Morse Beacon v0.0
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* Written by Mark VandeWettering <k6hx@arrl.net>
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* Check out my blog @ http://brainwagon.org
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*/
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#include <SPI.h>
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#define ssPin 10 // SS Chip select pin for reading/writing to the rf69 registers with SPI
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//#define ssPin 8 // adafruit feather M0
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#define rstPin 9 // reset pin
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//#define rstPin 4 // adafruit feather M0
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#define MY_DELAY 3000 // 3 second delay between loops, sending the message
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#define N_MORSE (sizeof(morsetab)/sizeof(morsetab[0]))
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#define SPEED (15) // WORKS 5 - 50 wpm FL-DIGI
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#define DOTLEN (1200/SPEED)
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#define DASHLEN (3*(1200/SPEED))
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//#define MY_TX_POWER 0x50 // PA0 only range 0x50 -18dBm to 0x5F -3dBm
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//#define MY_TX_POWER 0x58 // 6 dBm
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//#define MY_TX_POWER 0x5B // 9 dBm
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//#define MY_TX_POWER 0x5E // 12 dBm
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//#define MY_TX_POWER 0x70 // 2 dbm
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#define MY_TX_POWER 0x7F // 17 dBm
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#define MY_MODULATION 0x48 // Modulation for OOK, Continuous w.o bit synch, OOK, no shaping
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char mytext[80];
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String inputString = ""; // a String to hold incoming data
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String myCallSign = "CALLSIGN/B TEST BEACON"; // Put more than callsign here, put your beacon string here
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long myFrequency = 433200000;
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//long myFrequency = 915000000;
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String myString = "";
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String myCall = ". CALLSIGN/B";
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int myStringLen = 0;
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unsigned int count=0;
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//char mycount = 0;
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int myHour, myMinute, mySecond, myAlt, mySpd, mySat;
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double myLat, myLng;
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void setup() {
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Serial.begin(9600); // baud speed for sending to the arduino serial monitor
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Serial.println("Starting up"); // print to the serial monitor
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pinMode(ssPin, OUTPUT); // define
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pinMode(rstPin, OUTPUT);
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setupSPI();
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delay(1000);
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resetRFM69();
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delay(1000);
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setupRFM69();
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}
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void loop() {
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count++;
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buildString();
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//myString = myCall;
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myString.toUpperCase();
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myStringLen = myString.length();
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myString.toCharArray(mytext,myString.length() + 1);
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// Serial.print("I am sending: "); Serial.println(myString);
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sendmsg(mytext);
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inputString = "";
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myString = "";
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}
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void buildString() {
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myString = myCallSign;
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myString.toUpperCase();
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myStringLen = myString.length();
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Serial.print("I am sending: "); Serial.println(myString);
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}
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void setupRFM69() {
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writeReg(0x02,MY_MODULATION);
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setFrequency(myFrequency);
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writeReg(0x01,0x0C); // Set mode to Transmitter TX mode
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Serial.println("Transmitter is ready....");
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}
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struct t_mtab { char c, pat; } ;
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struct t_mtab morsetab[] = {
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{'.', 106},
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{',', 115},
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{'?', 76},
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{'/', 41},
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{'A', 6},
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{'B', 17},
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{'C', 21},
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{'D', 9},
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{'E', 2},
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{'F', 20},
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{'G', 11},
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{'H', 16},
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{'I', 4},
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{'J', 30},
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{'K', 13},
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{'L', 18},
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{'M', 7},
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{'N', 5},
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{'O', 15},
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{'P', 22},
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{'Q', 27},
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{'R', 10},
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{'S', 8},
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{'T', 3},
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{'U', 12},
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{'V', 24},
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{'W', 14},
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{'X', 25},
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{'Y', 29},
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{'Z', 19},
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{'1', 62},
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{'2', 60},
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{'3', 56},
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{'4', 48},
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{'5', 32},
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{'6', 33},
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{'7', 35},
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{'8', 39},
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{'9', 47},
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{'0', 63}
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} ;
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void resetRFM69() {
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digitalWrite(rstPin, HIGH);
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delay(100);
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digitalWrite(rstPin, LOW);
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delay(100);
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}
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void printReg(byte data) {
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Serial.print("Register ");
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Serial.print(data);
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Serial.print(" = ");
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Serial.println(readReg(data), HEX);
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}
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void writeReg(uint8_t addr, uint8_t value) {
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digitalWrite(ssPin,LOW);
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SPI.transfer(addr | 0x80);
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SPI.transfer(value);
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digitalWrite(ssPin, HIGH);
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}
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uint8_t readReg(uint8_t addr) {
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digitalWrite(ssPin, LOW);
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SPI.transfer(addr & 0x7F);
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uint8_t regval = SPI.transfer(0);
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digitalWrite(ssPin, HIGH);
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return regval;
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}
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void setupSPI() {
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SPI.begin();
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SPI.setBitOrder(MSBFIRST);
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SPI.setClockDivider(SPI_CLOCK_DIV4);
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}
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void setFrequency(uint32_t freqHz){ // Setup the frequency
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freqHz /= 61; // resolution is 61 Hz so divide it it down and mask it out
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writeReg(0x07, freqHz >> 16); // Frequency MSB
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writeReg(0x08, freqHz >> 8); // Frequency Middle Byte
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writeReg(0x09, freqHz); // Frequency LSB
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Serial.print("Frequency set to "); Serial.println(myFrequency);
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}
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void txOn(int txTime) {
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writeReg(0x11,MY_TX_POWER); // PA On *******************************************
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delay(txTime);
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writeReg(0x11,0x00); // PA off *************************************************
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}
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void dash() {
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txOn(DASHLEN);
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delay(DOTLEN);
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}
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void dit() {
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txOn(DOTLEN);
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delay(DOTLEN);
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}
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void send(char c) {
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int i ;
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if (c == ' ') {
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//Serial.print(c) ;
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delay(7*DOTLEN) ;
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return ;
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}
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for (i=0; i<N_MORSE; i++) {
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if (morsetab[i].c == c) {
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unsigned char p = morsetab[i].pat ;
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//Serial.print(morsetab[i].c) ;
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while (p != 1) {
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if (p & 1)
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dash() ;
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else
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dit() ;
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p = p / 2 ;
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}
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//tone(cwPin,500,2*DOTLEN);
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delay(2*DOTLEN) ;
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return ;
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}
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}
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/* if we drop off the end, then we send a space */
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//Serial.print("?") ;
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}
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void sendmsg(char *str) {
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//send('.'); uncomment for fldigi
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while (*str)
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send(*str++) ;
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//Serial.println("");
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}
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