EXRAIL STASH

CommandDistributor.cpp

@@ -365,7 +365,7 @@ void CommandDistributor::setVirtualLCDSerial(Print * stream) {
   virtualLCDSerial=stream;
 }
 
-Print* CommandDistributor::virtualLCDSerial=nullptr;
+Print* CommandDistributor::virtualLCDSerial=&USB_SERIAL;
 byte CommandDistributor::virtualLCDClient=0xFF;
 byte CommandDistributor::rememberVLCDClient=0;
 

CommandStation-EX.ino

@@ -87,7 +87,7 @@ void setup()
 
   DISPLAY_START (
     // This block is still executed for DIAGS if display not in use
-    LCD(0,F("DCC-EX v%S"),F(VERSION));
+    LCD(0,F("DCC-EX v" VERSION));
     LCD(1,F("Lic GPLv3"));
   );
 

DCCEXParser.cpp

@@ -160,6 +160,7 @@ const int16_t HASH_KEYWORD_C='C';
 const int16_t HASH_KEYWORD_G='G';
 const int16_t HASH_KEYWORD_H='H';
 const int16_t HASH_KEYWORD_I='I';
+const int16_t HASH_KEYWORD_M='M';
 const int16_t HASH_KEYWORD_O='O';
 const int16_t HASH_KEYWORD_P='P';
 const int16_t HASH_KEYWORD_R='R';
@@ -729,6 +730,12 @@ void DCCEXParser::parseOne(Print *stream, byte *com, RingStream * ringStream)
                     StringFormatter::send(stream, F("<jA>\n"));
                     return;
  
+                case HASH_KEYWORD_M: // <JM> intercepted by EXRAIL
+                    if (params>1) break; // invalid cant do
+                    // <JM> requests stash size so say none.
+                    StringFormatter::send(stream,F("<jM 0>\n")); 
+                    return;
+ 
             case HASH_KEYWORD_R: // <JR> returns rosters 
                 StringFormatter::send(stream, F("<jR"));
 #ifdef EXRAIL_ACTIVE

Display_Implementation.h

@@ -54,7 +54,9 @@
     xxx;  \
     t->refresh();}
 #else
-  #define DISPLAY_START(xxx) {}
+  #define DISPLAY_START(xxx) { \
+  xxx; \
+  }
 
 #endif
 #endif // LCD_Implementation_h

EXRAIL2.cpp

@@ -86,6 +86,8 @@ LookList *  RMFT2::onRotateLookup=NULL;
 LookList *  RMFT2::onOverloadLookup=NULL;
 byte * RMFT2::routeStateArray=nullptr; 
 const FSH  * * RMFT2::routeCaptionArray=nullptr; 
+int16_t * RMFT2::stashArray=nullptr;
+int16_t RMFT2::maxStashId=0;
 
 // getOperand instance version, uses progCounter from instance.
 uint16_t RMFT2::getOperand(byte n) {
@@ -232,6 +234,12 @@ if (compileFeatures & FEATURE_SIGNAL) {
       IODevice::configureInput((VPIN)pin,true);
       break;
     }
+    case OPCODE_STASH:
+    case OPCODE_CLEAR_STASH:
+    case OPCODE_PICKUP_STASH: {
+      maxStashId=max(maxStashId,((int16_t)operand));
+      break;
+    }
 
     case OPCODE_ATGTE:
     case OPCODE_ATLT:
@@ -311,8 +319,14 @@ if (compileFeatures & FEATURE_SIGNAL) {
     }
   }
   SKIPOP; // include ENDROUTES opcode
-
+  
-  DIAG(F("EXRAIL %db, fl=%d"),progCounter,MAX_FLAGS);
+  if (compileFeatures & FEATURE_STASH) {
+    // create the stash array from the highest id found
+    if (maxStashId>0) stashArray=(int16_t*)calloc(maxStashId+1, sizeof(int16_t));
+     //TODO check EEPROM and fetch stashArray
+  }
+  
+  DIAG(F("EXRAIL %db, fl=%d, stash=%d"),progCounter,MAX_FLAGS, maxStashId);
 
   // Removed for 4.2.31  new RMFT2(0); // add the startup route
   diag=saved_diag;
@@ -935,6 +949,34 @@ void RMFT2::loop2() {
   case OPCODE_ROUTE_DISABLED:
     manageRouteState(operand,4);
     break;   
+
+  case OPCODE_STASH:
+    if (compileFeatures & FEATURE_STASH) 
+      stashArray[operand] = invert? -loco : loco;
+    break; 
+
+  case OPCODE_CLEAR_STASH:
+    if (compileFeatures & FEATURE_STASH) 
+      stashArray[operand] = 0;
+    break; 
+       
+  case OPCODE_CLEAR_ALL_STASH:
+    if (compileFeatures & FEATURE_STASH) 
+      for (int i=0;i<=maxStashId;i++) stashArray[operand]=0;
+    break;
+
+  case OPCODE_PICKUP_STASH:
+    if (compileFeatures & FEATURE_STASH) {
+      int16_t x=stashArray[operand];
+      if (x>=0) {
+        loco=x;
+        invert=false;
+        break;
+      }
+      loco=-x;
+      invert=true;
+    }
+    break;
   
   case OPCODE_ROUTE:
   case OPCODE_AUTOMATION:

EXRAIL2.h

@@ -70,6 +70,7 @@ enum OPCODE : byte {OPCODE_THROW,OPCODE_CLOSE,
              OPCODE_ONOVERLOAD,
              OPCODE_ROUTE_ACTIVE,OPCODE_ROUTE_INACTIVE,OPCODE_ROUTE_HIDDEN,
              OPCODE_ROUTE_DISABLED,
+             OPCODE_STASH,OPCODE_CLEAR_STASH,OPCODE_CLEAR_ALL_STASH,OPCODE_PICKUP_STASH,
 
              // OPcodes below this point are skip-nesting IF operations
              // placed here so that they may be skipped as a group
@@ -102,6 +103,7 @@ enum thrunger: byte {
   static const byte FEATURE_LCC   = 0x40;
   static const byte FEATURE_ROSTER= 0x20;
   static const byte FEATURE_ROUTESTATE= 0x10;
+  static const byte FEATURE_STASH = 0x08;
   
  
   // Flag bits for status of hardware and TPL
@@ -229,6 +231,8 @@ private:
    static void manageRouteCaption(uint16_t id, const FSH* caption);
    static byte * routeStateArray;
    static const FSH ** routeCaptionArray;
+   static int16_t * stashArray;
+   static int16_t maxStashId;
     
   // Local variables - exist for each instance/task 
     RMFT2 *next;   // loop chain 

EXRAIL2MacroReset.h

@@ -39,6 +39,8 @@
 #undef AUTOSTART
 #undef BROADCAST
 #undef CALL 
+#undef CLEAR_STASH
+#undef CLEAR_ALL_STASH
 #undef CLOSE 
 #undef DCC_SIGNAL
 #undef DCC_TURNTABLE
@@ -108,6 +110,7 @@
 #undef ONCHANGE
 #undef PARSE
 #undef PAUSE
+#undef PICKUP_STASH
 #undef PIN_TURNOUT 
 #undef PRINT
 #ifndef DISABLE_PROG
@@ -152,6 +155,7 @@
 #undef SIGNALH 
 #undef SPEED 
 #undef START 
+#undef STASH
 #undef STOP 
 #undef THROW
 #undef TT_ADDPOSITION
@@ -184,7 +188,9 @@
 #define AUTOMATION(id,description) 
 #define AUTOSTART
 #define BROADCAST(msg)
-#define CALL(route) 
+#define CALL(route)
+#define CLEAR_STASH(id)
+#define CLEAR_ALL_STASH(id)
 #define CLOSE(id) 
 #define DCC_SIGNAL(id,add,subaddr)
 #define DCC_TURNTABLE(id,home,description)
@@ -256,6 +262,7 @@
 #define PIN_TURNOUT(id,pin,description...) 
 #define PRINT(msg) 
 #define PARSE(msg)
+#define PICKUP_STASH(id)
 #ifndef DISABLE_PROG
 #define POM(cv,value)
 #endif
@@ -297,7 +304,8 @@
 #define SIGNAL(redpin,amberpin,greenpin) 
 #define SIGNALH(redpin,amberpin,greenpin) 
 #define SPEED(speed) 
-#define START(route) 
+#define START(route)
+#define STASH(id) 
 #define STOP 
 #define THROW(id)
 #define TT_ADDPOSITION(turntable_id,position,value,angle,description...)

EXRAIL2Parser.cpp

@@ -44,7 +44,9 @@ const int16_t HASH_KEYWORD_ROUTES=-3702;
 const int16_t HASH_KEYWORD_RED=26099;
 const int16_t HASH_KEYWORD_AMBER=18713;
 const int16_t HASH_KEYWORD_GREEN=-31493;
-const int16_t HASH_KEYWORD_A='A';
+const int16_t HASH_KEYWORD_A='A';   
+const int16_t HASH_KEYWORD_M='M';
+
 
 // This filter intercepts <> commands to do the following:
 // - Implement RMFT specific commands/diagnostics
@@ -149,7 +151,33 @@ void RMFT2::ComandFilter(Print * stream, byte & opcode, byte & paramCount, int16
               opcode=0;
               return;
             }
-            break;  
+            break;
+        case HASH_KEYWORD_M:
+            // NOTE: we only need to handle valid calls here because 
+            // DCCEXParser has to have code to handle the <J<> cases where
+            // exrail isnt involved anyway. 
+            // This entire code block is compiled out if STASH macros not used 
+          if (!(compileFeatures & FEATURE_STASH)) return;
+          if (paramCount==1) { // <JM>
+              StringFormatter::send(stream,F("<jM %d>\n"),maxStashId);
+              opcode=0;
+              break;
+            } 
+          if (paramCount==2) {  // <JM id>
+              if (p[1]<=0 || p[1]>maxStashId) break;
+              StringFormatter::send(stream,F("<jM %d %d>\n"),
+                    p[1],stashArray[p[1]]);
+               opcode=0;     
+               break;    
+          } 
+          if (paramCount==3) {  // <JM id cab>
+              if (p[1]<=0 || p[1]>maxStashId) break;
+              stashArray[p[1]]=p[2];
+              opcode=0;
+              break;      
+          }
+          break; 
+
         default:
             break;
         }
@@ -195,6 +223,15 @@ bool RMFT2::parseSlash(Print * stream, byte & paramCount, int16_t p[]) {
           sigid & SIGNAL_ID_MASK); 
       } 
     }
+
+    if (compileFeatures & FEATURE_STASH) {
+      for (int i=1;i<=maxStashId;i++) {
+        if (stashArray[i])
+          StringFormatter::send(stream,F("\nSTASH[%d] Loco=%d"),
+              i, stashArray[i]); 
+      } 
+    }
+    
     StringFormatter::send(stream,F(" *>\n"));
     return true;
   }

EXRAILMacros.h

@@ -113,6 +113,15 @@ void exrailHalSetup() {
 #undef ROUTE_CAPTION
 #define ROUTE_CAPTION(id,caption) | FEATURE_ROUTESTATE
 
+#undef CLEAR_STASH
+#define CLEAR_STASH(id) | FEATURE_STASH
+#undef CLEAR_ALL_STASH
+#define CLEAR_ALL_STASH | FEATURE_STASH
+#undef PICKUP_STASH
+#define PICKUP_STASH(id) | FEATURE_STASH
+#undef STASH
+#define STASH(id) | FEATURE_STASH
+
 const byte RMFT2::compileFeatures = 0
    #include "myAutomation.h"
 ;
@@ -353,6 +362,8 @@ int RMFT2::onLCCLookup[RMFT2::countLCCLookup];
 #define AUTOSTART OPCODE_AUTOSTART,0,0,
 #define BROADCAST(msg) PRINT(msg)
 #define CALL(route) OPCODE_CALL,V(route),
+#define CLEAR_STASH(id) OPCODE_CLEAR_STASH,V(id),
+#define CLEAR_ALL_STASH OPCODE_CLEAR_ALL_STASH,V(0),
 #define CLOSE(id)  OPCODE_CLOSE,V(id),
 #ifndef IO_NO_HAL
 #define DCC_TURNTABLE(id,home,description...) OPCODE_DCCTURNTABLE,V(id),OPCODE_PAD,V(home),
@@ -435,6 +446,7 @@ int RMFT2::onLCCLookup[RMFT2::countLCCLookup];
 #define ONTHROW(turnout_id) OPCODE_ONTHROW,V(turnout_id),
 #define ONCHANGE(sensor_id) OPCODE_ONCHANGE,V(sensor_id),
 #define PAUSE OPCODE_PAUSE,0,0,
+#define PICKUP_STASH(id) OPCODE_PICKUP_STASH,V(id),
 #define PIN_TURNOUT(id,pin,description...) OPCODE_PINTURNOUT,V(id),OPCODE_PAD,V(pin),
 #ifndef DISABLE_PROG
 #define POM(cv,value) OPCODE_POM,V(cv),OPCODE_PAD,V(value),
@@ -482,6 +494,7 @@ int RMFT2::onLCCLookup[RMFT2::countLCCLookup];
 #define SIGNALH(redpin,amberpin,greenpin) 
 #define SPEED(speed) OPCODE_SPEED,V(speed),
 #define START(route) OPCODE_START,V(route), 
+#define STASH(id) OPCODE_STASH,V(id), 
 #define STOP OPCODE_SPEED,V(0), 
 #define THROW(id)  OPCODE_THROW,V(id),
 #ifndef IO_NO_HAL

version.h

@@ -3,7 +3,9 @@
 
 #include "StringFormatter.h"
 
-#define VERSION "5.2.8"
+#define VERSION "5.2.9"
+// 5.2.9  - Bugfix LCD startup with no LCD, uses <@
+// 5.2.9  - EXRAIL STASH feature 
 // 5.2.8  - Bugfix: Do not turn off all tracks on change
 //          give better power messages
 // 5.2.7  - Bugfix: EXRAIL ling segment