   #define LOW_TONE_PPS_MIN      1.5
   #define LOW_TONE_HZ           400     // freq of low tone
   #define BAUDRATE_EFIS         115200
-  
-#endif
-#endif
-
+#endif
+#endif
 
 #define TONE_PIN              2     // TIOA0
 #define PIN_LED1              13    // internal LED for showing AOA status.

  #define LOW_TONE_PPS_MAX      6.5
  #define LOW_TONE_PPS_MIN      0.5
  #define LOW_TONE_HZ           400     // freq of low tone
  #define BAUDRATE_EFIS         9600
  
#else
#ifdef SETUP_DYNON_D100
  // Dynon D100 or D10 settings.

// 
// 7/9/2018 - fix for tone PPS between solid tones.  was not calucating the right ratio for the PPS changes.

#define SETUP_DYNON_D100             // if this is defined then use settings (dynon D10 or D100)
//#define SETUP_DYNON_SKYVIEW            // if defined then use settings for dynon skyview

#include <DueTimer.h>         // timer lib functions for using DUE timers and callbacks.
#include <stdint.h>
#include <Arduino.h>
