HamShield/examples/AX25Receive/AX25Receive.ino

80 lines
1.9 KiB
C++

#define DDS_REFCLK_DEFAULT 9600
#include <HamShield.h>
#include <Wire.h>
HamShield radio;
DDS dds;
void setup() {
Serial.begin(9600);
Wire.begin();
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
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.setVHF();
// radio.setRfPower(0);
// radio.setModeReceive();
radio.setVolume1(0xFF);
radio.setVolume2(0xFF);
radio.frequency(145050);
Serial.println(F("DDS Start"));
delay(100);
dds.start();
Serial.println(F("AFSK start"));
delay(100);
radio.afsk.start(&dds);
Serial.println(F("Starting..."));
pinMode(11, INPUT); // Bodge for now, as pin 3 is hotwired to pin 11
delay(100);
dds.setAmplitude(255);
}
uint32_t last = 0;
void loop() {
if(radio.afsk.decoder.read() || radio.afsk.rxPacketCount()) {
// A true return means something was put onto the packet FIFO
Serial.println("Packet");
// If we actually have data packets in the buffer, process them all now
while(radio.afsk.rxPacketCount()) {
AFSK::Packet *packet = radio.afsk.getRXPacket();
if(packet) {
for(unsigned short i = 0; i < packet->len; ++i)
Serial.write((uint8_t)packet->getByte());
AFSK::PacketBuffer::freePacket(packet);
}
}
}
/*if(last < millis()) {
Serial.println(radio.readRSSI());
last = millis()+1000;
}*/
}
/*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;
}
}*/
ISR(ADC_vect) {
static uint8_t tcnt = 0;
TIFR1 = _BV(ICF1); // Clear the timer flag
PORTD |= _BV(2); // Diagnostic pin (D2)
//dds.clockTick();
radio.afsk.timer();
PORTD &= ~(_BV(2)); // Pin D2 off again
}