AIR band revert

src/constants.h

@@ -1,3 +1,5 @@
+#include "config.h"
+
 #define ON                         1
 #define OFF                        0
 #define REVERSE                    false
@@ -33,6 +35,10 @@
 #define FREQ_MW_STEP_9K             9
 #define FREQ_MW_STEP_10K            10
 #define FREQ_SW_STEP_5K             5
+#ifdef HAS_AIR_BAND
+#define FREQ_AIR_STEP_25K           25
+#define FREQ_AIR_STEP_8K33          8.33
+#endif
 #define FREQ_OIRT_STEP_30K          3
 #define FREQ_FM_STEP_50K            5
 #define FREQ_FM_STEP_100K           10
@@ -48,6 +54,10 @@
 #define FREQ_SW_LOW_EDGE_MAX        (FREQ_SW_160M_START)
 #define FREQ_SW_HIGH_EDGE_MIN       (FREQ_SW_11M_END)
 #define FREQ_SW_HIGH_EDGE_MAX       (FREQ_SW_END)
+#ifdef HAS_AIR_BAND
+#define FREQ_AIR_LOW_EDGE_MIN       108000
+#define FREQ_AIR_HIGH_EDGE_MIN      137000
+#endif
 #define FREQ_FM_START               65000
 #define FREQ_FM_END                 108000
 #define FREQ_FM_OIRT_START          6500   // use values of 1/10 * kHz
@@ -196,9 +206,13 @@
 
 // EEPROM index defines
 #define EE_PRESETS_CNT              99    // When set > 99 change the complete EEPROM adressing!
-#define EE_CHECKBYTE_VALUE          7     // 0 ~ 255,add new entry, change for new value
+#define EE_CHECKBYTE_VALUE          10     // 0 ~ 255,add new entry, change for new value
 #define EE_PRESETS_FREQUENCY        0     // Default value when memory channel should be skipped!
+#ifdef HAS_AIR_BAND
+#define EE_TOTAL_CNT                2219  // Total occupied eeprom bytes
+#else
 #define EE_TOTAL_CNT                2214  // Total occupied eeprom bytes
+#endif
 
 #define EE_PRESETS_BAND_START       0     // 99 * 1 byte
 #define EE_PRESET_BW_START          99    // 99 * 1 byte
@@ -296,6 +310,10 @@
 #define EE_BYTE_SCANMEM             2211
 #define EE_BYTE_SCANCANCEL          2212
 #define EE_BYTE_SCANMUTE            2213
+#ifdef HAS_AIR_BAND
+#define EE_BYTE_AIRSTEPSIZE         2114
+#define EE_UINT16_FREQUENCY_AIR     2215
+#endif
 // End of EEPROM index defines
 
 static const char* const unitString[] = {"dBμV", "dBf", "dBm"};
@@ -319,15 +337,28 @@ enum SCAN_CANCEL {
 
 // FM band: before BAND_GAP; AM band: after BAND_GAP
 enum RADIO_BAND {
-  BAND_OIRT = 0, BAND_FM, BAND_GAP, BAND_LW, BAND_MW, BAND_SW
+  BAND_OIRT = 0, BAND_FM, BAND_GAP, BAND_LW, BAND_MW, BAND_SW, BAND_AIR
 };
 
+#ifndef HAS_AIR_BAND
 // Toggle: LW -> MW -> SW
 enum RADIO_AM_BAND_SELECTION {
   AM_BAND_ALL = 0, AM_BAND_LW_MW, AM_BAND_LW_SW, AM_BAND_MW_SW,
   AM_BAND_LW, AM_BAND_MW, AM_BAND_SW, AM_BAND_NONE,
   AM_BAND_CNT
 };
+#else
+// Toggle: LW -> MW -> SW -> AIR
+enum RADIO_AM_BAND_SELECTION {
+  AM_BAND_ALL = 0,
+  AM_BAND_LW_MW_SW, AM_BAND_LW_MW_AIR, AM_BAND_LW_SW_AIR, AM_BAND_MW_SW_AIR,
+  AM_BAND_LW_MW, AM_BAND_LW_SW, AM_BAND_LW_AIR, 
+  AM_BAND_MW_SW, AM_BAND_MW_AIR,
+  AM_BAND_SW_AIR,
+  AM_BAND_LW, AM_BAND_MW, AM_BAND_SW, AM_BAND_AIR, AM_BAND_NONE,
+  AM_BAND_CNT
+};
+#endif /* end of HAS_AIR_BAND */
 
 // Toggle: OIRT -> FM
 enum RADIO_FM_BAND_SELECTION {