Updated AFSK/AX25 examples for modifications to AFSK library.

examples/AFSKSend/AFSKSend.ino

@@ -1,17 +1,22 @@
-#define DDS_REFCLK_DEFAULT 9600
-
 #include <HamShield.h>
 #include <Wire.h>
 
 HamShield radio;
 DDS dds;
 
+#define DON(p) PORTD |= _BV((p))
+#define DOFF(p) PORTD &= ~(_BV((p)))
+
 void setup() {
   Serial.begin(9600);
   Wire.begin();
   pinMode(2, OUTPUT);
   pinMode(3, OUTPUT);
-
+  pinMode(4, OUTPUT);
+  pinMode(5, OUTPUT);
+  pinMode(6, OUTPUT);
+  pinMode(7, OUTPUT);
+  
   Serial.println(F("Radio test connection"));
   Serial.println(radio.testConnection(), DEC);
   Serial.println(F("Initialize"));
@@ -20,21 +25,24 @@ void setup() {
   Serial.println(F("Frequency"));
   delay(100);
   radio.setVHF();
-  radio.frequency(145050);
+  radio.frequency(145010);
-  radio.setRfPower(0);
+  //radio.setRfPower(0);
-  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.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() {
-  // put your main code here, to run repeatedly:
+  DON(6);
     AFSK::Packet *packet = AFSK::PacketBuffer::makePacket(22 + 32);
     packet->start();
     packet->appendCallsign("VE6SLP",0);
@@ -42,7 +50,8 @@ void loop() {
     packet->appendFCS(0x03);
     packet->appendFCS(0xf0);
     packet->print(F("Hello "));
-    packet->println(millis());
+    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);
@@ -50,10 +59,10 @@ void loop() {
     if(radio.afsk.txReady()) {
       Serial.println(F("txReady"));
       radio.setModeTransmit();
-      //delay(100);
       if(radio.afsk.txStart()) {
         Serial.println(F("txStart"));
       } else {
+        Serial.println(F("Tx Start failure"));
         radio.setModeReceive();
       }
     }
@@ -61,37 +70,25 @@ void loop() {
     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(30000);
+    delay(2000);
 }
 
-/*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)
+  DON(4);
   dds.clockTick();
-  if(++tcnt == 1) {
+  DON(5);
-    if(radio.afsk.encoder.isSending()) {
+  radio.afsk.timer();
-      radio.afsk.timer();
+  DOFF(5);
-    }
+  DOFF(4);
-    tcnt = 0;
-  }
-  PORTD &= ~(_BV(2)); // Pin D2 off again
 }
-

examples/AX25Receive/AX25Receive.ino

@@ -1,31 +1,20 @@
-#define DDS_REFCLK_DEFAULT 9600
-
 #include <HamShield.h>
 #include <Wire.h>
-//#include <LiquidCrystal_I2C.h>
-
-//LiquidCrystal_I2C lcd(0x27,16,2);
 
 HamShield radio;
 DDS dds;
-volatile uint8_t adcMax=0, adcMin=255;
 
 void setup() {
   Serial.begin(9600);
   Wire.begin();
   pinMode(2, OUTPUT);
   pinMode(3, OUTPUT);
-  /*lcd.init();
-  lcd.setCursor(0,0);
-  lcd.print(F("RSSI:"));
-  lcd.setCursor(0,1);
-  lcd.print(F("ADC:"));*/
   Serial.println(F("Radio test connection"));
   Serial.println(radio.testConnection(), DEC);
   Serial.println(F("Initialize"));
   delay(100);
   radio.initialize();
-  radio.frequency(144390);
+  radio.frequency(145010);
   radio.setVHF();
   radio.setSQOff();
   I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x30, 0x06);
@@ -50,7 +39,6 @@ void setup() {
   pinMode(11, INPUT); // Bodge for now, as pin 3 is hotwired to pin 11
   delay(100);
   dds.setAmplitude(255);
-  //lcd.backlight();
 }
 
 uint32_t last = 0;
@@ -62,51 +50,18 @@ void loop() {
         AFSK::Packet *packet = radio.afsk.getRXPacket();
         Serial.print(F("Packet: "));
         if(packet) {
-          packet->print(&Serial);
+          packet->printPacket(&Serial);
           AFSK::PacketBuffer::freePacket(packet);
         }
       }
-      Serial.println("");
     }
-/*    if(last < millis()) {
-      uint16_t buf;
-      lcd.setCursor(6,0);
-      lcd.print(radio.readRSSI());
-      lcd.print(F("  "));
-      lcd.setCursor(6,1);
-      lcd.print(adcMax);
-      lcd.print(F(" / "));
-      lcd.print(adcMin);
-      lcd.print(F("  "));
-      lcd.setCursor(11,0);
-      lcd.print(radio.afsk.decoder.isReceiving());
-      adcMin=255; adcMax=0;
-      last = millis()+100;
-    }*/
 }
 
-/*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();
-  if(ADCH>adcMax) {
-    adcMax = ADCH;
-  }
-  if(ADCH<adcMin) {
-    adcMin = ADCH;
-  }
   PORTD &= ~(_BV(2)); // Pin D2 off again
 }
-