This commit is contained in:
morgan 2016-07-03 14:03:15 -07:00
commit 705884497a
6 changed files with 75 additions and 187 deletions

View File

@ -1290,10 +1290,13 @@ void HamShield::morseOut(char buffer[HAMSHIELD_MORSE_BUFFER_SIZE]) {
if(buffer[i] == ' ') {
// We delay by 4 here, if we previously sent a symbol. Otherwise 7.
// This could probably just be always 7 and go relatively unnoticed.
if(prev == 0 || prev == ' ')
if(prev == 0 || prev == ' '){
tone(HAMSHIELD_PWM_PIN, 6000, HAMSHIELD_MORSE_DOT * 7);
delay(HAMSHIELD_MORSE_DOT*7);
else
} else {
tone(HAMSHIELD_PWM_PIN, 6000, HAMSHIELD_MORSE_DOT * 4);
delay(HAMSHIELD_MORSE_DOT*4);
}
continue;
}
// Otherwise, lookup our character symbol
@ -1301,17 +1304,19 @@ void HamShield::morseOut(char buffer[HAMSHIELD_MORSE_BUFFER_SIZE]) {
if(bits) { // If it is a valid character...
do {
if(bits & 1) {
tone(HAMSHIELD_PWM_PIN, 1000, HAMSHIELD_MORSE_DOT * 3);
tone(HAMSHIELD_PWM_PIN, 600, HAMSHIELD_MORSE_DOT * 3);
delay(HAMSHIELD_MORSE_DOT*3);
} else {
tone(HAMSHIELD_PWM_PIN, 1000, HAMSHIELD_MORSE_DOT);
tone(HAMSHIELD_PWM_PIN, 600, HAMSHIELD_MORSE_DOT);
delay(HAMSHIELD_MORSE_DOT);
}
tone(HAMSHIELD_PWM_PIN, 6000, HAMSHIELD_MORSE_DOT);
delay(HAMSHIELD_MORSE_DOT);
bits >>= 1; // Shift into the next symbol
} while(bits != 1); // Wait for 1 termination to be all we have left
}
// End of character
tone(HAMSHIELD_PWM_PIN, 6000, HAMSHIELD_MORSE_DOT * 3);
delay(HAMSHIELD_MORSE_DOT * 3);
}
return;

View File

@ -4,7 +4,6 @@
*
*/
#define DDS_REFCLK_DEFAULT 9600
#include <HamShield.h>
@ -14,7 +13,6 @@
#define RESET_PIN A3
#define SWITCH_PIN 2
HamShield radio;
DDS dds;
String messagebuff = "";
@ -47,16 +45,12 @@ void setup() {
Serial.println("HELLO");
}
String temp[1] = "";
void loop() {
messagebuff = "KC7IBT,KC7IBT,:HAMSHIELD TEST";
prepMessage();
delay(10000);
}
void prepMessage() {
radio.setModeTransmit();
delay(500);
@ -76,7 +70,6 @@ void prepMessage() {
packet->print(textmessage);
packet->finish();
bool ret = radio.afsk.putTXPacket(packet);
if(radio.afsk.txReady()) {
@ -99,18 +92,14 @@ void prepMessage() {
delay(50);
}
Serial.println("Done sending");
delay(3000);
radio.setModeReceive();
}
ISR(TIMER2_OVF_vect) {
TIFR2 = _BV(TOV2);
static uint8_t tcnt = 0;
if(++tcnt == 8) {
digitalWrite(2, HIGH);
dds.clockTick();
digitalWrite(2, LOW);
tcnt = 0;
}
}
@ -118,7 +107,6 @@ ISR(TIMER2_OVF_vect) {
ISR(ADC_vect) {
static uint8_t tcnt = 0;
TIFR1 = _BV(ICF1); // Clear the timer flag
PORTD |= _BV(2); // Diagnostic pin (D2)
dds.clockTick();
if(++tcnt == 1) {
if(radio.afsk.encoder.isSending()) {
@ -126,7 +114,4 @@ ISR(ADC_vect) {
}
tcnt = 0;
}
PORTD &= ~(_BV(2)); // Pin D2 off again
}

View File

@ -1,105 +0,0 @@
#include <HamShield.h>
HamShield radio;
DDS dds;
#define PWM_PIN 3
#define RESET_PIN A3
#define SWITCH_PIN 2
#define DON(p) PORTD |= _BV((p))
#define DOFF(p) PORTD &= ~(_BV((p)))
void setup() {
Serial.begin(9600);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
// NOTE: if not using PWM out, it should be held low to avoid tx noise
pinMode(PWM_PIN, OUTPUT);
digitalWrite(PWM_PIN, LOW);
// prep the switch
pinMode(SWITCH_PIN, INPUT_PULLUP);
// set up the reset control pin
pinMode(RESET_PIN, OUTPUT);
// turn on pwr to the radio
digitalWrite(RESET_PIN, HIGH);
Serial.println(F("Radio test connection"));
Serial.println(radio.testConnection(), DEC);
Serial.println(F("Initialize"));
delay(100);
radio.initialize();
Serial.println(F("Frequency"));
delay(100);
radio.frequency(145010);
//radio.setRfPower(0);
delay(100);
dds.start();
delay(100);
radio.afsk.start(&dds);
delay(100);
dds.setFrequency(0);
dds.on();
dds.setAmplitude(255);
I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x44, 0b0000011111111111);
//I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x53, 0x0);
//I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x32, 0xffff);
}
void loop() {
DON(6);
AFSK::Packet *packet = AFSK::PacketBuffer::makePacket(22 + 32);
packet->start();
packet->appendCallsign("VE6SLP",0);
packet->appendCallsign("VA6GA",15,true);
packet->appendFCS(0x03);
packet->appendFCS(0xf0);
packet->print(F("Hello "));
packet->print(millis());
packet->println(F("\r\nThis is a test of the HamShield Kickstarter prototype. de VE6SLP"));
packet->finish();
bool ret = radio.afsk.putTXPacket(packet);
if(radio.afsk.txReady()) {
Serial.println(F("txReady"));
radio.setModeTransmit();
if(radio.afsk.txStart()) {
Serial.println(F("txStart"));
} else {
Serial.println(F("Tx Start failure"));
radio.setModeReceive();
}
}
// Wait 2 seconds before we send our beacon again.
Serial.println("tick");
// Wait up to 2.5 seconds to finish sending, and stop transmitter.
// TODO: This is hackery.
DOFF(6);
for(int i = 0; i < 500; i++) {
if(radio.afsk.encoder.isDone())
break;
delay(50);
Serial.println("Not done");
}
Serial.println("Done sending");
delay(100);
radio.setModeReceive();
delay(2000);
}
ISR(ADC_vect) {
TIFR1 = _BV(ICF1); // Clear the timer flag
DON(4);
dds.clockTick();
DON(5);
radio.afsk.timer();
DOFF(5);
DOFF(4);
}

View File

@ -1,7 +1,9 @@
// Example sketch to show how to transmit arbitrary tones.
// In this case, the sketch alternates between 1200Hz and 2200Hz at 1s intervals.
#define DDS_REFCLK_DEFAULT 9600
#include <HamShield.h>
#define PWM_PIN 3
#define RESET_PIN A3
#define SWITCH_PIN 2
@ -24,7 +26,7 @@ void setup() {
radio.initialize();
radio.setRfPower(0);
radio.setFrequency(145060);
radio.frequency(438000);
radio.setModeTransmit();
dds.start();
dds.playWait(600, 3000);
@ -48,10 +50,8 @@ ISR(ADC_vect) {
static unsigned char tcnt = 0;
TIFR1 = _BV(ICF1); // Clear the timer flag
if(++tcnt == 4) {
//digitalWrite(2, HIGH);
tcnt = 0;
}
dds.clockTick();
//digitalWrite(2, LOW);
}
#endif

View File

@ -3,16 +3,18 @@ Morse Code Beacon
Test beacon will transmit and wait 30 seconds.
Beacon will check to see if the channel is clear before it will transmit.
TO-DO: Radio chip audio AGC too slow in responding to tones, worked around by playing a 6khz tone between actual dits/dahs.
Should work on adjusting AGC to not require this.
*/
// Include the HamSheild
#define DDS_REFCLK_DEFAULT 9600
#include <HamShield.h>
#define PWM_PIN 3
#define RESET_PIN A3
#define SWITCH_PIN 2
// Create a new instance of our HamSheild class, called 'radio'
HamShield radio;
// Run our start up things here
@ -42,8 +44,9 @@ void setup() {
// Tell the HamShield to start up
radio.initialize();
radio.setRfPower(0);
// Configure the HamShield to transmit and recieve on 446.000MHz
radio.frequency(145570);
radio.frequency(438000);
Serial.println("Radio Configured.");
}
@ -60,13 +63,13 @@ void loop() {
radio.setModeTransmit();
// Send a message out in morse code
radio.morseOut("KC7IBT ARDUINO HAMSHIELD");
radio.morseOut(" KC7IBT ARDUINO HAMSHIELD");
// We're done sending the message, set the radio back into recieve mode.
radio.setModeReceive();
Serial.println("Done.");
// Wait 30 seconds before we send our beacon again.
// Wait a second before we send our beacon again.
delay(1000);
} else {
// If we get here, the channel is busy. Let's also print out the RSSI.

View File

@ -6,9 +6,9 @@
#define RESET_PIN A3
#define SWITCH_PIN 2
// transmit for 1 minute, every 10 minutes
#define TRANSMITLENGTH 1
// In milliseconds
#define TRANSMITLENGTH 60000
// In minutes
#define INTERVAL 10
#define RANDOMCHANCE 3
@ -27,23 +27,23 @@ void setup() {
digitalWrite(RESET_PIN, HIGH);
radio.initialize();
radio.frequency(145510);
radio.setRfPower(0);
radio.frequency(438000);
radio.setModeReceive();
}
void loop() {
waitMinute(INTERVAL + random(0,RANDOMCHANCE)); // wait before transmitting, randomly up to 3 minutes later
if(radio.waitForChannel(30000,2000, -90)) { // wait for a clear channel, abort after 30 seconds, wait 2 seconds of dead air for breakers
radio.setModeTransmit(); // turn on transmit mode
tone(1000,11,TRANSMITLENGTH * 60 * 1000); // play a long solid tone
radio.morseOut("1ZZ9ZZ/B FOXHUNT"); // identify the fox hunt transmitter
tone(PWM_PIN, 1000, TRANSMITLENGTH); // play a long solid tone
delay(TRANSMITLENGTH);
radio.morseOut(" 1ZZ9ZZ/B FOXHUNT"); // identify the fox hunt transmitter
radio.setModeReceive(); // turn off the transmit mode
}
waitMinute(INTERVAL + random(0,RANDOMCHANCE)); // wait before transmitting, randomly
}
// a function so we can wait by minutes
void waitMinute(int period) {
void waitMinute(unsigned long period) {
delay(period * 60 * 1000);
}