JL LCD track status

DCCEXParser.cpp

@@ -2,7 +2,7 @@
  *  © 2022 Paul M Antoine
  *  © 2021 Neil McKechnie
  *  © 2021 Mike S
- *  © 2021-2024 Herb Morton
+ *  © 2021-2025 Herb Morton
  *  © 2020-2023 Harald Barth
  *  © 2020-2021 M Steve Todd
  *  © 2020-2021 Fred Decker
@@ -789,6 +789,11 @@ void DCCEXParser::parseOne(Print *stream, byte *com, RingStream * ringStream)
                     TrackManager::reportCurrent(stream);   // <g limit...limit>     
                     return;
 
+                case "L"_hk: // <JL display row> track state and mA value on display
+                    if (params<3) break;
+                    TrackManager::reportCurrentLCD(p[1], p[2]);   // Track power status     
+                    return;                    
+
                 case "A"_hk: // <JA> intercepted by EXRAIL// <JA> returns automations/routes
                     if (params!=1) break; // <JA>
                     StringFormatter::send(stream, F("<jA>\n"));

TrackManager.cpp

@@ -2,7 +2,7 @@
  *  © 2022-2025 Chris Harlow
  *  © 2022-2024 Harald Barth
  *  © 2023-2024 Paul M. Antoine
- *  © 2024 Herb Morton
+ *  © 2024-2025 Herb Morton
  *  © 2023 Colin Murdoch
  *  All rights reserved.
  *  
@@ -42,6 +42,7 @@
 
 MotorDriver * TrackManager::track[MAX_TRACKS] = { NULL };
 int16_t TrackManager::trackDCAddr[MAX_TRACKS] = { 0 };
+int16_t TrackManager::trackPwrMA[MAX_TRACKS] = { 0 };
 
 int8_t TrackManager::lastTrack=-1;
 bool TrackManager::progTrackSyncMain=false; 
@@ -451,7 +452,7 @@ const FSH* TrackManager::getModeName(TRACK_MODE tm) {
     if(tm & TRACK_MODIFIER_AUTO)
       modename=F("MAIN A");
     else if (tm & TRACK_MODIFIER_INV)
-      modename=F("MAIN I>\n");
+      modename=F("MAIN I");
     else
       modename=F("MAIN");
   }
@@ -646,6 +647,37 @@ void TrackManager::reportCurrent(Print* stream) {
     StringFormatter::send(stream,F(">\n"));    
 }
 
+void TrackManager::reportCurrentLCD(uint8_t display, byte row) {
+  int16_t trackPwrTotalMA = 0;
+  FOR_EACH_TRACK(t) {
+    bool pstate = TrackManager::isPowerOn(t);  // checks if power is on or off
+    TRACK_MODE tMode=(TrackManager::getMode(t)); // gets to current power mode
+    int16_t DCAddr=(TrackManager::returnDCAddr(t));
+
+      if (pstate) {                                                 // if power is on do this section
+        trackPwrMA[t]=(3*trackPwrMA[t]>>2) + ((track[t]->getPower()==POWERMODE::OVERLOAD) ? -1 :
+                        track[t]->raw2mA(track[t]->getCurrentRaw(false)));
+        trackPwrTotalMA += trackPwrMA[t];
+        if (tMode & TRACK_MODE_DC) {    // Test if track is in DC or DCX mode
+          SCREEN(display, row+t, F("%c: %S %d  %dmA"), t+'A', (TrackManager::getModeName(tMode)),DCAddr, trackPwrMA[t]>>2);
+        }
+        else {                                                      // formats without DCAddress
+          SCREEN(display, row+t, F("%c: %S  %dmA"), t+'A', (TrackManager::getModeName(tMode)), trackPwrMA[t]>>2);
+        }
+      } 
+      else {                                                        // if power is off do this section
+        trackPwrMA[t] = 0;
+        if (tMode & TRACK_MODE_DC) {   // DC / DCX
+          SCREEN(display, row+t, F("%c: %S %d"), t+'A', (TrackManager::getModeName(tMode)),DCAddr);
+        }
+        else {                                                      // Not DC or DCX
+          SCREEN(display, row+t, F("%c: %S"), t+'A', (TrackManager::getModeName(tMode)));
+        }
+      }
+  }
+  SCREEN(display, row+lastTrack+1, F("%d Districts  %dmA"), lastTrack+1,  trackPwrTotalMA>>2);
+} 
+
 void TrackManager::reportGauges(Print* stream) {
     StringFormatter::send(stream,F("<jG"));
     FOR_EACH_TRACK(t) {

TrackManager.h

@@ -2,6 +2,7 @@
  *  © 2022 Chris Harlow
  *  © 2022-2024 Harald Barth
  *  © 2023 Colin Murdoch
+ *  © 2025 Herb Morton
  * 
  *  All rights reserved.
  *  
@@ -87,6 +88,7 @@ class TrackManager {
     static void sampleCurrent();
     static void reportGauges(Print* stream);
     static void reportCurrent(Print* stream);
+    static void reportCurrentLCD(uint8_t display, byte row);
     static void reportObsoleteCurrent(Print* stream); 
     static void streamTrackState(Print* stream, byte t);
     static bool isPowerOn(byte t);
@@ -113,6 +115,7 @@ class TrackManager {
     static void applyDCSpeed(byte t);
 
     static int16_t trackDCAddr[MAX_TRACKS];  // dc address if TRACK_MODE_DC
+    static int16_t trackPwrMA[MAX_TRACKS];      // for <JL ..> command
 #ifdef ARDUINO_ARCH_ESP32
     static byte tempProgTrack; // holds the prog track number during join
 #endif