HamShield/examples/AX25Receive/AX25Receive.ino

68 lines
1.8 KiB
C++

#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();
radio.frequency(145010);
radio.setVHF();
radio.setSQOff();
I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x30, 0x06);
I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x30, 0x26);
I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x44, 0b11111111);
Serial.println(F("Frequency"));
delay(100);
Serial.print(F("Squelch(H/L): "));
Serial.print(radio.getSQHiThresh());
Serial.print(F(" / "));
Serial.println(radio.getSQLoThresh());
radio.setModeReceive();
Serial.print(F("RX? "));
Serial.println(radio.getRX());
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
// If we actually have data packets in the buffer, process them all now
while(radio.afsk.rxPacketCount()) {
AFSK::Packet *packet = radio.afsk.getRXPacket();
Serial.print(F("Packet: "));
if(packet) {
packet->printPacket(&Serial);
AFSK::PacketBuffer::freePacket(packet);
}
}
}
}
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
}