v1.2.83: BLE scan frequency made remote configurable

README.md

@@ -155,17 +155,22 @@ Note: all settings are stored in NVRAM and will be reloaded when device starts.
 	0 ... 255 duration of a BLE scan cycle in seconds
 	e.g. 30 -> 1 cycle runs for 30 seconds
 
-0x0D set BLE scan mode
+0x0D set BLE scan cycle frequency
+
+	run BLE scan once after 0 ... 255 full wifi scans
+	e.g. 2 -> BLE scan runs once after each 2nd wifi scan [default]
+
+0x0E set BLE scan mode
 
 	0 = disabled [default]
 	1 = enabled
 
-0x0E set WIFI antenna switch (works on LoPy/LoPy4 only)
+0x0F set WIFI antenna switch (works on LoPy/LoPy4 only)
 
 	0 = internal antenna [default]
 	1 = external antenna
 
-0x0F set RGB led luminosity (works on LoPy/LoPy4 and LoRaNode32 shield only)
+0x10 set RGB led luminosity (works on LoPy/LoPy4 and LoRaNode32 shield only)
 
 		0 ... 100 percentage of luminosity (100% = full light)
 		e.g. 40 -> 40% of luminosity
@@ -184,10 +189,11 @@ Note: all settings are stored in NVRAM and will be reloaded when device starts.
 	byte 9:			Wifi scan cycle duration in seconds/2 (0..255)
 	byte 10:		Wifi channel switch interval in seconds/100 (0..255)
 	byte 11:		BLE scan cycle duration in seconds (0..255)
-	byte 12:		BLE scan mode (1=on, 0=0ff)
+	byte 12:		BLE scan frequency, do once after (0..255) full wifi scans
-	byte 13:		Wifi antenna switch (0=internal, 1=external)
+	byte 13:		BLE scan mode (1=on, 0=0ff)
-	byte 14:		RGB LED luminosity (0..100 %)
+	byte 14:		Wifi antenna switch (0=internal, 1=external)
-	bytes 15-24:		Software version (ASCII format)
+	byte 15:		RGB LED luminosity (0..100 %)
+	bytes 16-25:		Software version (ASCII format)
 
 0x81 get device uptime
 

src/configmanager.cpp

@@ -28,10 +28,11 @@ void defaultConfig() {
     cfg.rssilimit   = 0;  // threshold for rssilimiter, negative value!
     cfg.wifiscancycle = SEND_SECS; // wifi scan cycle [seconds/2]
     cfg.wifichancycle = WIFI_CHANNEL_SWITCH_INTERVAL; // wifi channel switch cycle [seconds/100]
-    cfg.blescancycle  = BLESCANTIME; // BLE scan cycle [seconds]
+    cfg.blescantime  = BLESCANTIME; // BLE scan cycle duration [seconds]
+    cfg.blescancycle = BLESCANCYCLE; // do a BLE scan after [BLESCANCYCLE] full Wifi scan cycles
     cfg.blescan     = 1;  // 0=disabled, 1=enabled
     cfg.wifiant     = 0;  // 0=internal, 1=external (for LoPy/LoPy4)
-    cfg.rgblum      = RGBLUMINOSITY; // RGB Led luminosity (0 100%)
+    cfg.rgblum      = RGBLUMINOSITY; // RGB Led luminosity (0..100%)
 
     strncpy( cfg.version, PROGVERSION, sizeof(cfg.version)-1 );
 }
@@ -105,8 +106,11 @@ void saveConfig() {
       if( nvs_get_i8(my_handle, "wifichancycle", &flash8) != ESP_OK || flash8 != cfg.wifichancycle )
         nvs_set_i8(my_handle, "wifichancycle", cfg.wifichancycle);
 
+      if( nvs_get_i8(my_handle, "blescantime", &flash8) != ESP_OK || flash8 != cfg.blescantime )
+        nvs_set_i8(my_handle, "blescantime", cfg.blescantime);
+
       if( nvs_get_i8(my_handle, "blescancycle", &flash8) != ESP_OK || flash8 != cfg.blescancycle )
-        nvs_set_i8(my_handle, "blescancycle", cfg.blescancycle);
+        nvs_set_i8(my_handle, "blescantime", cfg.blescancycle);
 
       if( nvs_get_i8(my_handle, "blescanmode", &flash8) != ESP_OK || flash8 != cfg.blescan )
         nvs_set_i8(my_handle, "blescanmode", cfg.blescan);
@@ -249,11 +253,19 @@ void loadConfig() {
       saveConfig();
     }
 
+    if( nvs_get_i8(my_handle, "blescantime", &flash8) == ESP_OK ) {
+      cfg.blescantime = flash8;
+      ESP_LOGI(TAG, "blescantime = %i", flash8);
+    } else {
+      ESP_LOGI(TAG, "BLEscantime set to default %i", cfg.blescantime);
+      saveConfig();
+    }
+
     if( nvs_get_i8(my_handle, "blescancycle", &flash8) == ESP_OK ) {
       cfg.blescancycle = flash8;
       ESP_LOGI(TAG, "blescancycle = %i", flash8);
     } else {
-      ESP_LOGI(TAG, "BLEscan cycle set to default %i", cfg.blescancycle);
+      ESP_LOGI(TAG, "BLEscancycle set to default %i", cfg.blescancycle);
       saveConfig();
     }
 

src/globals.h

@@ -30,7 +30,8 @@ typedef struct {
   int16_t rssilimit;                   // threshold for rssilimiter, negative value!
   int8_t wifiscancycle;                // wifi scan cycle [seconds/2]
   int8_t wifichancycle;                // wifi channel switch cycle [seconds/100]
-  int8_t blescancycle;                 // BLE scan cycle [seconds]
+  int8_t blescantime;                  // BLE scan cycle duration [seconds]
+  int8_t blescancycle;                 // BLE scan frequency, once after [blescancycle] full wifi scans
   int8_t blescan;                      // 0=disabled, 1=enabled
   int8_t wifiant;                      // 0=internal, 1=external (for LoPy/LoPy4)
   int8_t rgblum;                       // RGB Led luminosity (0 100%)

src/macsniff.cpp

@@ -100,7 +100,7 @@ void BLECount() {
     BLEScan* pBLEScan = BLEDevice::getScan(); //create new scan
     pBLEScan->setAdvertisedDeviceCallbacks(new MyAdvertisedDeviceCallbacks());
     pBLEScan->setActiveScan(true); //active scan uses more power, but get results faster
-    BLEScanResults foundDevices = pBLEScan->start(cfg.blescancycle);
+    BLEScanResults foundDevices = pBLEScan->start(cfg.blescantime);
     blenum=foundDevices.getCount();
     u8x8.clearLine(3);
     u8x8.setCursor(0,3);

src/main.cpp

@@ -309,7 +309,7 @@ void wifi_sniffer_loop(void * pvParameters) {
         } // end of send data cycle
         else {
             #ifdef BLECOUNTER                               // execute BLE count if BLE function is enabled
-                if (nloop % (WIFI_CHANNEL_MAX * BLESCANCYCLE) == 0 ) {   // once after BLESCANCYCLE Wifi scans, do a BLE scan
+                if (nloop % (WIFI_CHANNEL_MAX * cfg.blescancycle) == 0 ) {  // once after cfg.blescancycle Wifi scans, do a BLE scan
                     if (cfg.blescan)                        // execute BLE count if BLE function is enabled
                         BLECount();
             }

src/main.h

@@ -1,5 +1,5 @@
 // program version
-#define PROGVERSION                     "1.2.81"    // use max 10 chars here!
+#define PROGVERSION                     "1.2.83"    // use max 10 chars here!
 #define PROGNAME                        "PAXCNT"
 
 // Verbose enables serial output

src/rcommand.cpp

@@ -104,9 +104,14 @@ void set_wifichancycle(int val) {
     ESP_LOGI(TAG, "Remote command: set Wifi channel switch interval to %i seconds", cfg.wifichancycle/100);
 };    
 
+void set_blescantime(int val) {
+    cfg.blescantime = val;
+    ESP_LOGI(TAG, "Remote command: set BLE scan time to %i seconds", cfg.blescantime);
+};
+
 void set_blescancycle(int val) {
     cfg.blescancycle = val;
-    ESP_LOGI(TAG, "Remote command: set Wifi channel cycle duration to %i seconds", cfg.blescancycle);
+    ESP_LOGI(TAG, "Remote command: set BLE scan cycle to %i", cfg.blescancycle);
 };  
 
 void set_countmode(int val) {
@@ -244,10 +249,11 @@ cmd_t table[] = {
                 {0x09, set_reset, false},
                 {0x0a, set_wifiscancycle, true},
                 {0x0b, set_wifichancycle, true},
-                {0x0c, set_blescancycle, true},
+                {0x0c, set_blescantime, true},
-                {0x0d, set_blescan, true},
+                {0x0d, set_blescancycle, true},
-                {0x0e, set_wifiant, true},
+                {0x0e, set_blescan, true},
-                {0x0f, set_rgblum, true},
+                {0x0f, set_wifiant, true},
+                {0x10, set_rgblum, true},
                 {0x80, get_config, false},
                 {0x81, get_uptime, false},
                 {0x82, get_cputemp, false}