KISS TNC mode for the AX25 stack and example.

examples/KISS/KISS.ino

@@ -0,0 +1,36 @@
+#define DDS_REFCLK_DEFAULT 19200
+
+#include <HamShield.h>
+#include <Wire.h>
+#include <KISS.h>
+
+HamShield radio;
+DDS dds;
+KISS kiss(&Serial, &radio, &dds);
+
+void setup() {
+  pinMode(2, OUTPUT);
+  pinMode(3, OUTPUT);
+  pinMode(11, INPUT);
+  
+  Serial.begin(9600);
+  Wire.begin();
+  radio.initialize();
+  radio.setVHF();
+  radio.setSQOff();
+  radio.setFrequency(145010);
+  I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x30, 0x06);
+  I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x30, 0x26);
+  I2Cdev::writeWord(A1846S_DEV_ADDR_SENLOW, 0x44, 0b0000011111111111);
+
+  dds.start();
+  radio.afsk.start(&dds);
+}
+
+void loop() {
+  kiss.loop();
+}
+
+ISR(ADC_vect) {
+  kiss.isr();
+}