Added command "J" for XDRGTK. J1 start FMDX scan, J0 stop FMDX scan

TEF6686_ESP32.ino

@@ -4376,6 +4376,7 @@ void cancelDXScan() {
 
   ShowTuneMode();
   ShowMemoryPos();
+  if (XDRGTKUSB || XDRGTKTCP) DataPrint("J0\n");
 }
 
 void endMenu() {
@@ -4473,8 +4474,11 @@ void endMenu() {
 }
 
 void startFMDXScan() {
+  if (afscreen || advancedRDS) BuildDisplay();
+
   if (memorypos > scanstop || memorypos < scanstart) memorypos = scanstart;
   scanmodeold = tunemode;
+
   if (scanmem) {
     tunemode = TUNE_MEM;
     if (band != presets[memorypos].band) {
@@ -4501,6 +4505,7 @@ void startFMDXScan() {
   }
   scantimer = millis();
   scandxmode = true;
+  if (XDRGTKUSB || XDRGTKTCP) DataPrint("J1\n");
 }
 
 void setAutoSpeedSPI() {

src/comms.cpp

@@ -499,6 +499,14 @@ void XDRGTKRoutine() {
         DataPrint("I" + String(fmscansens) + "\n");
         break;
 
+      case 'J':
+        byte scandxtemp;
+        scandxtemp = atol(buff + 1);
+        if (scandxtemp == 0 && scandxmode) cancelDXScan();
+        if (scandxtemp == 1 && !scandxmode) startFMDXScan();
+        DataPrint("J" + String(scandxtemp) + "\n");
+        break;
+
       case 'M':
         byte XDRband;
         XDRband = atol(buff + 1);

src/comms.h

@@ -22,6 +22,7 @@ extern bool menu;
 extern bool RDSSPYTCP;
 extern bool RDSSPYUSB;
 extern bool RDSstatus;
+extern bool scandxmode;
 extern bool screenmute;
 extern bool seek;
 extern bool setupmode;
@@ -138,5 +139,7 @@ extern void updateEQ();
 extern void tftPrint(int8_t offset, const String & text, int16_t x, int16_t y, int color, int smoothcolor, uint8_t fontsize);
 extern void showAutoSquelch(bool mode);
 extern void ShowStepSize();
+extern void startFMDXScan();
+extern void cancelDXScan();
 
 #endif