IO_RocoDriver

Avoid calling the DCC packets for setfreq macro.

DCC.cpp

@@ -271,6 +271,20 @@ uint32_t DCC::getFunctionMap(int cab) {
   return (reg<0)?0:speedTable[reg].functions;
 }
 
+// saves DC frequency (0..3) in spare functions 29,30,31
+void DCC::setDCFreq(int cab,byte freq) {
+  if (cab==0 || freq>3) return;
+  auto reg=lookupSpeedTable(cab,true);
+  // drop and replace F29,30,31 (top 3 bits) 
+  auto newFunctions=speedTable[reg].functions & 0x1FFFFFFFUL;
+  if (freq==1)      newFunctions |= (1UL<<29); // F29
+  else if (freq==2) newFunctions |= (1UL<<30); // F30
+  else if (freq==3) newFunctions |= (1UL<<31); // F31
+  if (newFunctions==speedTable[reg].functions) return; // no change 
+  speedTable[reg].functions=newFunctions;
+  CommandDistributor::broadcastLoco(reg);
+}
+
 void DCC::setAccessory(int address, byte port, bool gate, byte onoff /*= 2*/) {
   // onoff is tristate:
   // 0  => send off packet

DCC.h

@@ -70,6 +70,7 @@ public:
   static void changeFn(int cab, int16_t functionNumber);
   static int8_t getFn(int cab, int16_t functionNumber);
   static uint32_t getFunctionMap(int cab);
+  static void setDCFreq(int cab,byte freq);
   static void updateGroupflags(byte &flags, int16_t functionNumber);
   static void setAccessory(int address, byte port, bool gate, byte onoff = 2);
   static bool setExtendedAccessory(int16_t address, int16_t value, byte repeats=3);

DCCACK.cpp

@@ -27,8 +27,8 @@
 #include "DCCWaveform.h"
 #include "TrackManager.h"
 
-unsigned int DCCACK::minAckPulseDuration = 2000; // micros
-unsigned int DCCACK::maxAckPulseDuration = 20000; // micros
+unsigned long DCCACK::minAckPulseDuration = 2000; // micros
+unsigned long DCCACK::maxAckPulseDuration = 20000; // micros
   
 MotorDriver *  DCCACK::progDriver=NULL;
 ackOp  const *  DCCACK::ackManagerProg;
@@ -50,8 +50,8 @@ volatile uint8_t DCCACK::numAckSamples=0;
 uint8_t DCCACK::trailingEdgeCounter=0;
 
 
- unsigned int DCCACK::ackPulseDuration;  // micros
- unsigned long DCCACK::ackPulseStart; // micros
+unsigned long DCCACK::ackPulseDuration;  // micros
+unsigned long DCCACK::ackPulseStart; // micros
  volatile bool DCCACK::ackDetected;
  unsigned long DCCACK::ackCheckStart; // millis
  volatile bool DCCACK::ackPending;
@@ -127,7 +127,7 @@ bool DCCACK::checkResets(uint8_t numResets) {
 void DCCACK::setAckBaseline() {
       int baseline=progDriver->getCurrentRaw();
       ackThreshold= baseline + progDriver->mA2raw(ackLimitmA);
-      if (Diag::ACK) DIAG(F("ACK baseline=%d/%dmA Threshold=%d/%dmA Duration between %uus and %uus"),
+      if (Diag::ACK) DIAG(F("ACK baseline=%d/%dmA Threshold=%d/%dmA Duration between %lus and %lus"),
 			  baseline,progDriver->raw2mA(baseline),
 			  ackThreshold,progDriver->raw2mA(ackThreshold),
                           minAckPulseDuration, maxAckPulseDuration);
@@ -146,7 +146,7 @@ void DCCACK::setAckPending() {
 
 byte DCCACK::getAck() {
       if (ackPending) return (2);  // still waiting
-      if (Diag::ACK) DIAG(F("%S after %dmS max=%d/%dmA pulse=%uuS samples=%d gaps=%d"),ackDetected?F("ACK"):F("NO-ACK"), ackCheckDuration,
+      if (Diag::ACK) DIAG(F("%S after %dmS max=%d/%dmA pulse=%luS samples=%d gaps=%d"),ackDetected?F("ACK"):F("NO-ACK"), ackCheckDuration,
 			  ackMaxCurrent,progDriver->raw2mA(ackMaxCurrent), ackPulseDuration, numAckSamples, numAckGaps);
       if (ackDetected) return (1); // Yes we had an ack
       return(0);  // pending set off but not detected means no ACK.   

DCCACK.h

@@ -79,10 +79,10 @@ class DCCACK {
     static inline void setAckLimit(int mA) {
 	ackLimitmA = mA;
     }
-    static inline void setMinAckPulseDuration(unsigned int i) {
+    static inline void setMinAckPulseDuration(unsigned long i) {
 	minAckPulseDuration = i;
     }
-    static inline void setMaxAckPulseDuration(unsigned int i) {
+    static inline void setMaxAckPulseDuration(unsigned long i) {
 	maxAckPulseDuration = i;
     }
 
@@ -126,11 +126,11 @@ class DCCACK {
     static unsigned long ackCheckStart; // millis
     static unsigned int ackCheckDuration; // millis       
     
-    static unsigned int ackPulseDuration;  // micros
+    static unsigned long ackPulseDuration;  // micros
     static unsigned long ackPulseStart; // micros
 
-    static unsigned int minAckPulseDuration ; // micros
-    static unsigned int maxAckPulseDuration ; // micros
+    static unsigned long minAckPulseDuration ; // micros
+    static unsigned long maxAckPulseDuration ; // micros
     static MotorDriver* progDriver;
     static volatile uint8_t numAckGaps;
     static volatile uint8_t numAckSamples;

DCCEXParser.cpp

@@ -2,7 +2,7 @@
  *  © 2022 Paul M Antoine
  *  © 2021 Neil McKechnie
  *  © 2021 Mike S
- *  © 2021 Herb Morton
+ *  © 2021-2024 Herb Morton
  *  © 2020-2023 Harald Barth
  *  © 2020-2021 M Steve Todd
  *  © 2020-2021 Fred Decker
@@ -70,8 +70,8 @@ Once a new OPCODE is decided upon, update this list.
   L, Reserved for LCC interface (implemented in EXRAIL)
   m, message to throttles broadcast 
   M, Write DCC packet
-  n,
-  N,
+  n, Reserved for SensorCam
+  N, Reserved for Sensorcam 
   o,
   O, Output broadcast
   p, Broadcast power state
@@ -91,10 +91,10 @@ Once a new OPCODE is decided upon, update this list.
   w, Write CV on main
   W, Write CV
   x,
-  X, Invalid command
-  y,
+  X, Invalid command response
+  y, 
   Y, Output broadcast
-  z,
+  z, Direct output
   Z, Output configuration/control
 */
 
@@ -563,6 +563,7 @@ void DCCEXParser::parseOne(Print *stream, byte *com, RingStream * ringStream)
 	    }
 #ifndef DISABLE_PROG
             else if (p[0]=="PROG"_hk) { // <0 PROG>
+          TrackManager::setJoin(false);
 	      TrackManager::progTrackBoosted=false;  // Prog track boost mode will not outlive prog track off
 	      TrackManager::setTrackPower(TRACK_MODE_PROG, POWERMODE::OFF);
             }
@@ -641,6 +642,13 @@ void DCCEXParser::parseOne(Print *stream, byte *com, RingStream * ringStream)
 
     case 'F': // New command to call the new Loco Function API <F cab func 1|0>
         if(params!=3) break; 
+        
+        if (p[1]=="DCFREQ"_hk) { // <F cab DCFREQ 0..3>
+          if (p[2]<0 || p[2]>3) break;
+          DCC::setDCFreq(p[0],p[2]);
+          return;    
+        }
+
         if (Diag::CMD)
             DIAG(F("Setting loco %d F%d %S"), p[0], p[1], p[2] ? F("ON") : F("OFF"));
         if (DCC::setFn(p[0], p[1], p[2] == 1)) return;
@@ -1073,15 +1081,24 @@ bool DCCEXParser::parseC(Print *stream, int16_t params, int16_t p[]) {
 #ifndef DISABLE_PROG
     case "ACK"_hk: // <D ACK ON/OFF> <D ACK [LIMIT|MIN|MAX|RETRY] Value>
 	if (params >= 3) {
+            long duration;
 	    if (p[1] == "LIMIT"_hk) {
 	      DCCACK::setAckLimit(p[2]);
-	      LCD(1, F("Ack Limit=%dmA"), p[2]);  // <D ACK LIMIT 42>
+	      LCD(1, F("Ack Limit=%dmA"), p[2]);       // <D ACK LIMIT 42>
 	    } else if (p[1] == "MIN"_hk) {
-	      DCCACK::setMinAckPulseDuration(p[2]);
-	      LCD(0, F("Ack Min=%uus"), p[2]);  //   <D ACK MIN 1500>
+	      if (params == 4 && p[3] == "MS"_hk)
+		duration = p[2] * 1000L;
+	      else
+		duration = p[2];
+	      DCCACK::setMinAckPulseDuration(duration);
+	      LCD(0, F("Ack Min=%lus"), duration);     // <D ACK MIN 1500>
 	    } else if (p[1] == "MAX"_hk) {
-	      DCCACK::setMaxAckPulseDuration(p[2]);
-	      LCD(0, F("Ack Max=%uus"), p[2]);  //   <D ACK MAX 9000>
+	      if (params == 4 && p[3] == "MS"_hk)      // <D ACK MAX 80 MS>
+		duration = p[2] * 1000L;
+	      else
+		duration = p[2];
+	      DCCACK::setMaxAckPulseDuration(duration);
+	      LCD(0, F("Ack Max=%lus"), duration);     // <D ACK MAX 9000>
 	    } else if (p[1] == "RETRY"_hk) {
 	      if (p[2] >255) p[2]=3;
 	      LCD(0, F("Ack Retry=%d Sum=%d"), p[2], DCCACK::setAckRetry(p[2]));  //   <D ACK RETRY 2>

DCCTimer.h

@@ -1,5 +1,5 @@
 /*
- *  © 2022-2023 Paul M. Antoine
+ *  © 2022-2024 Paul M. Antoine
  *  © 2021 Mike S
  *  © 2021-2023 Harald Barth
  *  © 2021 Fred Decker
@@ -135,6 +135,8 @@ private:
   #if defined (ARDUINO_ARCH_STM32)
   // bit array of used pins (max 32)
   static uint32_t usedpins;
+  static uint32_t * analogchans;        // Array of channel numbers to be scanned
+  static ADC_TypeDef * * adcchans;      // Array to capture which ADC is each input channel on
 #else
   // bit array of used pins (max 16)
   static uint16_t usedpins;

DCCTimerAVR.cpp

@@ -185,8 +185,10 @@ int DCCTimer::freeMemory() {
 }
 
 void DCCTimer::reset() {
-  wdt_enable( WDTO_15MS); // set Arduino watchdog timer for 15ms 
-  delay(50);            // wait for the prescaller time to expire
+  // 250ms chosen to circumwent bootloader bug which
+  // hangs at too short timepout (like 15ms)
+  wdt_enable( WDTO_250MS); // set Arduino watchdog timer for 250ms 
+  delay(500);              // wait for it to happen
 
 }
 

DCCTimerESP.cpp

@@ -76,8 +76,13 @@ int DCCTimer::freeMemory() {
 #endif
 
 ////////////////////////////////////////////////////////////////////////
-
 #ifdef ARDUINO_ARCH_ESP32
+
+#include "esp_idf_version.h"
+#if ESP_IDF_VERSION_MAJOR > 4
+#error "DCC-EX does not support compiling with IDF version 5.0 or later. Downgrade your ESP32 library to a version that contains IDE version 4. Arduino ESP32 library 3.0.0 is too new. Downgrade to one of 2.0.9 to 2.0.17"
+#endif
+
 #include "DIAG.h"
 #include <driver/adc.h>
 #include <soc/sens_reg.h>
@@ -292,7 +297,12 @@ void DCCTimer::DCCEXInrushControlOn(uint8_t pin, int duty, bool inverted) {
 int ADCee::init(uint8_t pin) {
   pinMode(pin, ANALOG);
   adc1_config_width(ADC_WIDTH_BIT_12);
+// Espressif deprecated ADC_ATTEN_DB_11 somewhere between 2.0.9 and 2.0.17
+#ifdef ADC_ATTEN_11db
+  adc1_config_channel_atten(pinToADC1Channel(pin),ADC_ATTEN_11db);
+#else
   adc1_config_channel_atten(pinToADC1Channel(pin),ADC_ATTEN_DB_11);
+#endif
   return adc1_get_raw(pinToADC1Channel(pin));
 }
 int16_t ADCee::ADCmax() {

DCCTimerSTM32.cpp

@@ -1,6 +1,6 @@
 /*
  *  © 2023 Neil McKechnie
- *  © 2022-2023 Paul M. Antoine
+ *  © 2022-2024 Paul M. Antoine
  *  © 2021 Mike S
  *  © 2021, 2023 Harald Barth
  *  © 2021 Fred Decker
@@ -34,8 +34,22 @@
 #include "TrackManager.h"
 #endif
 #include "DIAG.h"
+#include <wiring_private.h>
 
-#if defined(ARDUINO_NUCLEO_F401RE) || defined(ARDUINO_NUCLEO_F411RE)
+#if defined(ARDUINO_NUCLEO_F401RE)
+// Nucleo-64 boards don't have additional serial ports defined by default
+// Serial1 is available on the F401RE, but not hugely convenient.
+// Rx pin on PB7 is useful, but all the Tx pins map to Arduino digital pins, specifically:
+//   PA9 == D8
+//   PB6 == D10
+// of which D8 is needed by the standard and EX8874 motor shields. D10 would be used if a second
+// EX8874 is stacked. So only disable this if using a second motor shield.
+HardwareSerial Serial1(PB7, PB6);  // Rx=PB7, Tx=PB6 -- CN7 pin 17 and CN10 pin 17
+// Serial2 is defined to use USART2 by default, but is in fact used as the diag console
+// via the debugger on the Nucleo-64. It is therefore unavailable for other DCC-EX uses like WiFi, DFPlayer, etc.
+// Let's define Serial6 as an additional serial port (the only other option for the F401RE)
+HardwareSerial Serial6(PA12, PA11);  // Rx=PA12, Tx=PA11 -- CN10 pins 12 and 14 - F401RE
+#elif defined(ARDUINO_NUCLEO_F411RE)
 // Nucleo-64 boards don't have additional serial ports defined by default
 HardwareSerial Serial1(PB7, PA15);  // Rx=PB7, Tx=PA15 -- CN7 pins 17 and 21 - F411RE
 // Serial2 is defined to use USART2 by default, but is in fact used as the diag console
@@ -53,7 +67,7 @@ HardwareSerial Serial3(PC11, PC10);  // Rx=PC11, Tx=PC10 -- USART3 - F446RE
 HardwareSerial Serial5(PD2, PC12);  // Rx=PD2, Tx=PC12 -- UART5 - F446RE
 // On the F446RE, Serial4 and Serial6 also use pins we can't readily map while using the Arduino pins
 #elif defined(ARDUINO_NUCLEO_F412ZG) || defined(ARDUINO_NUCLEO_F413ZH) || defined(ARDUINO_NUCLEO_F446ZE) || \
-      defined(ARDUINO_NUCLEO_F429ZI) || defined(ARDUINO_NUCLEO_F439ZI)
+      defined(ARDUINO_NUCLEO_F429ZI) || defined(ARDUINO_NUCLEO_F439ZI) || defined(ARDUINO_NUCLEO_F4X9ZI)
 // Nucleo-144 boards don't have Serial1 defined by default
 HardwareSerial Serial6(PG9, PG14);  // Rx=PG9, Tx=PG14 -- USART6
 HardwareSerial Serial5(PD2, PC12);  // Rx=PD2, Tx=PC12 -- UART5
@@ -363,9 +377,9 @@ void DCCTimer::DCCEXanalogWrite(uint8_t pin, int value, bool invert) {
 uint32_t ADCee::usedpins = 0;         // Max of 32 ADC input channels!
 uint8_t ADCee::highestPin = 0;        // Highest pin to scan
 int * ADCee::analogvals = NULL;       // Array of analog values last captured
-uint32_t * analogchans = NULL;        // Array of channel numbers to be scanned
+uint32_t * ADCee::analogchans = NULL;        // Array of channel numbers to be scanned
 // bool adc1configured = false;
-ADC_TypeDef * * adcchans = NULL;      // Array to capture which ADC is each input channel on
+ADC_TypeDef * * ADCee::adcchans = NULL;      // Array to capture which ADC is each input channel on
 
 int16_t ADCee::ADCmax()
 {
@@ -383,9 +397,10 @@ int ADCee::init(uint8_t pin) {
   uint32_t adcchan =  STM_PIN_CHANNEL(pinmap_function(stmpin, PinMap_ADC)); // find ADC input channel
   ADC_TypeDef *adc = (ADC_TypeDef *)pinmap_find_peripheral(stmpin, PinMap_ADC); // find which ADC this pin is on ADC1/2/3 etc.
   int adcnum = 1;
+  // All variants have ADC1
   if (adc == ADC1)
     DIAG(F("ADCee::init(): found pin %d on ADC1"), pin);
-// Checking for ADC2 and ADC3 being defined helps cater for more variants later
+  // Checking for ADC2 and ADC3 being defined helps cater for more variants
 #if defined(ADC2)
   else if (adc == ADC2)
   {
@@ -432,6 +447,18 @@ int ADCee::init(uint8_t pin) {
         RCC->AHB1ENR |= RCC_AHB1ENR_GPIOFEN; //Power up PORTF
         gpioBase = GPIOF;
         break;
+#endif
+#if defined(GPIOG)
+    case 0x06:
+        RCC->AHB1ENR |= RCC_AHB1ENR_GPIOGEN; //Power up PORTG
+        gpioBase = GPIOG;
+        break;
+#endif
+#if defined(GPIOH)
+    case 0x07:
+        RCC->AHB1ENR |= RCC_AHB1ENR_GPIOHEN; //Power up PORTH
+        gpioBase = GPIOH;
+        break;
 #endif
     default:
       return -1023; // some silly value as error

EXRAIL2.cpp

@@ -1,4 +1,5 @@
 /*
+ *  © 2024 Paul M. Antoine
  *  © 2021 Neil McKechnie
  *  © 2021-2023 Harald Barth
  *  © 2020-2023 Chris Harlow
@@ -54,6 +55,7 @@
 #include "TrackManager.h"
 #include "Turntables.h"
 #include "IODevice.h"
+#include "EXRAILSensor.h"
 
 
 // One instance of RMFT clas is used for each "thread" in the automation.
@@ -204,15 +206,16 @@ LookList* RMFT2::LookListLoader(OPCODE op1, OPCODE op2, OPCODE op3) {
 
   // Second pass startup, define any turnouts or servos, set signals red
   // add sequences onRoutines to the lookups
-if (compileFeatures & FEATURE_SIGNAL) {
-  onRedLookup=LookListLoader(OPCODE_ONRED);
-  onAmberLookup=LookListLoader(OPCODE_ONAMBER);
-  onGreenLookup=LookListLoader(OPCODE_ONGREEN);
-  for (int sigslot=0;;sigslot++) {
-    VPIN sigid=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigslot*8);
-    if (sigid==0) break;  // end of signal list
-    doSignal(sigid & SIGNAL_ID_MASK, SIGNAL_RED);
-  }
+  if (compileFeatures & FEATURE_SIGNAL) {
+    onRedLookup=LookListLoader(OPCODE_ONRED);
+    onAmberLookup=LookListLoader(OPCODE_ONAMBER);
+    onGreenLookup=LookListLoader(OPCODE_ONGREEN);
+    for (int sigslot=0;;sigslot++) {
+      int16_t sighandle=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigslot*8);
+      if (sighandle==0) break;  // end of signal list
+      VPIN sigid = sighandle & SIGNAL_ID_MASK;
+      doSignal(sigid, SIGNAL_RED);
+    }
   }
 
   int progCounter;
@@ -225,7 +228,6 @@ if (compileFeatures & FEATURE_SIGNAL) {
     case OPCODE_AT:
     case OPCODE_ATTIMEOUT2:
     case OPCODE_AFTER:
-    case OPCODE_AFTEROVERLOAD:
     case OPCODE_IF:
     case OPCODE_IFNOT: {
       int16_t pin = (int16_t)operand;
@@ -251,6 +253,14 @@ if (compileFeatures & FEATURE_SIGNAL) {
       break;
     }
 
+    case OPCODE_ONSENSOR:
+      if (compileFeatures & FEATURE_SENSOR) 
+        new EXRAILSensor(operand,progCounter+3,true );
+      break;
+    case OPCODE_ONBUTTON:
+      if (compileFeatures & FEATURE_SENSOR) 
+        new EXRAILSensor(operand,progCounter+3,false );
+      break;
     case OPCODE_TURNOUT: {
       VPIN id=operand;
       int addr=getOperand(progCounter,1);
@@ -480,6 +490,8 @@ bool RMFT2::skipIfBlock() {
 }
 
 void RMFT2::loop() {
+  if (compileFeatures & FEATURE_SENSOR) 
+      EXRAILSensor::checkAll();
 
   // Round Robin call to a RMFT task each time
   if (loopTask==NULL) return;
@@ -616,14 +628,16 @@ void RMFT2::loop2() {
     skipIf=blinkState!=at_timeout;
     break;
     
-  case OPCODE_AFTER: // waits for sensor to hit and then remain off for 0.5 seconds. (must come after an AT operation)
+  case OPCODE_AFTER: // waits for sensor to hit and then remain off for x mS. 
+    // Note, this must come after an AT operation, which is 
+    // automatically inserted by the AFTER macro. 
     if (readSensor(operand)) {
-      // reset timer to half a second and keep waiting
+      // reset timer and keep waiting
       waitAfter=millis();
       delayMe(50);
       return;
     }
-    if (millis()-waitAfter < 500 ) return;
+    if (millis()-waitAfter < getOperand(1) ) return;
     break;
 
   case OPCODE_AFTEROVERLOAD: // waits for the power to be turned back on - either by power routine or button
@@ -704,41 +718,7 @@ void RMFT2::loop2() {
 
   case OPCODE_SETFREQ:
       // Frequency is default 0, or 1, 2,3
-      //if (loco) DCC::setFn(loco,operand,true);
-      switch (operand) {
-        case 0:  // default - all F-s off
-            if (loco) {
-                DCC::setFn(loco,29,false);
-                DCC::setFn(loco,30,false);
-                DCC::setFn(loco,31,false);
-            }
-        break;
-        case 1:
-            if (loco) {
-	      DCC::setFn(loco,29,true);
-              DCC::setFn(loco,30,false);
-              DCC::setFn(loco,31,false);
-            }
-        break;
-        case 2:
-            if (loco) {
-	      DCC::setFn(loco,29,false);
-              DCC::setFn(loco,30,true);
-              DCC::setFn(loco,31,false);
-            }
-        break;
-        case 3:
-            if (loco) {
-	      DCC::setFn(loco,29,false);
-              DCC::setFn(loco,30,false);
-              DCC::setFn(loco,31,true);
-            }
-        break;
-      default:
-	; // do nothing
-	break;
-      }
-
+      DCC::setDCFreq(loco,operand);
       break;
 
   case OPCODE_RESUME:
@@ -988,6 +968,14 @@ void RMFT2::loop2() {
       if ((compileFeatures & FEATURE_LCC) && LCCSerial) 
           StringFormatter::send(LCCSerial,F("<L x%h>"),(uint16_t)operand);
        break; 
+  
+  case OPCODE_ACON:  // MERG adapter 
+  case OPCODE_ACOF: 
+      if ((compileFeatures & FEATURE_LCC) && LCCSerial) 
+          StringFormatter::send(LCCSerial,F("<L x%c%h%h>"),
+          opcode==OPCODE_ACON?'0':'1',
+          (uint16_t)operand,getOperand(progCounter,1));
+       break; 
 
   case OPCODE_LCCX: // long form LCC
        if ((compileFeatures & FEATURE_LCC) && LCCSerial)
@@ -1076,6 +1064,8 @@ void RMFT2::loop2() {
   case OPCODE_PINTURNOUT: // Turnout definition ignored at runtime
   case OPCODE_ONCLOSE: // Turnout event catchers ignored here
   case OPCODE_ONLCC:   // LCC event catchers ignored here 
+  case OPCODE_ONACON:   // MERG event catchers ignored here 
+  case OPCODE_ONACOF:   // MERG event catchers ignored here 
   case OPCODE_ONTHROW:
   case OPCODE_ONACTIVATE: // Activate event catchers ignored here
   case OPCODE_ONDEACTIVATE:
@@ -1084,6 +1074,8 @@ void RMFT2::loop2() {
   case OPCODE_ONGREEN:
   case OPCODE_ONCHANGE:
   case OPCODE_ONTIME:
+  case OPCODE_ONBUTTON:
+  case OPCODE_ONSENSOR:
 #ifndef IO_NO_HAL
   case OPCODE_DCCTURNTABLE: // Turntable definition ignored at runtime
   case OPCODE_EXTTTURNTABLE:  // Turntable definition ignored at runtime
@@ -1129,19 +1121,25 @@ void RMFT2::kill(const FSH * reason, int operand) {
 }
 
 int16_t RMFT2::getSignalSlot(int16_t id) {
-  for (int sigslot=0;;sigslot++) {
-      int16_t sigid=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigslot*8);
-      if (sigid==0) { // end of signal list 
-        DIAG(F("EXRAIL Signal %d not defined"), id);
-        return -1;
-      }
+
+  if (id > 0) {
+    int sigslot = 0;
+    int16_t sighandle = 0;
+    // Trundle down the signal list until we reach the end
+    while ((sighandle = GETHIGHFLASHW(RMFT2::SignalDefinitions, sigslot * 8)) != 0)
+    {
       // sigid is the signal id used in RED/AMBER/GREEN macro
       // for a LED signal it will be same as redpin
-      // but for a servo signal it will also have SERVO_SIGNAL_FLAG set. 
-
-      if ((sigid & SIGNAL_ID_MASK)!= id) continue; // keep looking
-      return sigslot; // relative slot in signals table
-  }  
+      // but for a servo signal it will also have SERVO_SIGNAL_FLAG set.
+      VPIN sigid = sighandle & SIGNAL_ID_MASK;
+      if (sigid == (VPIN)id) // cast to keep compiler happy but id is positive
+        return sigslot;      // found it
+      sigslot++;             // keep looking
+    };
+  }
+  // If we got here, we did not find the signal
+  DIAG(F("EXRAIL Signal %d not defined"), id);
+  return -1;
 }
 
 /* static */ void RMFT2::doSignal(int16_t id,char rag) {
@@ -1162,13 +1160,14 @@ int16_t RMFT2::getSignalSlot(int16_t id) {
  
   // Correct signal definition found, get the rag values
   int16_t sigpos=sigslot*8; 
-  VPIN sigid=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos);
+  int16_t sighandle=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos);
   VPIN redpin=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos+2);
   VPIN amberpin=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos+4);
   VPIN greenpin=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos+6);
   //if (diag) DIAG(F("signal %d %d %d %d %d"),sigid,id,redpin,amberpin,greenpin);
 
-  VPIN sigtype=sigid & ~SIGNAL_ID_MASK;
+  VPIN sigtype=sighandle & ~SIGNAL_ID_MASK;
+  VPIN sigid = sighandle & SIGNAL_ID_MASK;
 
   if (sigtype == SERVO_SIGNAL_FLAG) {
     // A servo signal, the pin numbers are actually servo positions
@@ -1191,7 +1190,7 @@ int16_t RMFT2::getSignalSlot(int16_t id) {
     byte value=redpin;
     if (rag==SIGNAL_AMBER) value=amberpin;
     if (rag==SIGNAL_GREEN) value=greenpin; 
-    DCC::setExtendedAccessory(sigid & SIGNAL_ID_MASK,value);
+    DCC::setExtendedAccessory(sigid, value);
     return; 
   }
 
@@ -1202,7 +1201,7 @@ int16_t RMFT2::getSignalSlot(int16_t id) {
   if (rag==SIGNAL_AMBER && (amberpin==0)) rag=SIMAMBER; // special case this func only
    
   // Manage invert (HIGH on) pins
-  bool aHigh=sigid & ACTIVE_HIGH_SIGNAL_FLAG;
+  bool aHigh=sighandle & ACTIVE_HIGH_SIGNAL_FLAG;
       
   // set the three pins 
   if (redpin) {
@@ -1242,8 +1241,9 @@ bool RMFT2::signalAspectEvent(int16_t address, byte aspect ) {
   int16_t sigslot=getSignalSlot(address);
   if (sigslot<0) return false;  // this is not a defined signal 
   int16_t sigpos=sigslot*8; 
-  VPIN sigid=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos);
-  VPIN sigtype=sigid & ~SIGNAL_ID_MASK;
+  int16_t sighandle=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos);
+  VPIN sigtype=sighandle & ~SIGNAL_ID_MASK;
+  VPIN sigid = sighandle & SIGNAL_ID_MASK;
   if (sigtype!=DCCX_SIGNAL_FLAG) return false; // not a DCCX signal
   // Turn an aspect change into a RED/AMBER/GREEN setting
   if (aspect==GETHIGHFLASHW(RMFT2::SignalDefinitions,sigpos+2)) {

EXRAIL2.h

@@ -69,11 +69,13 @@ enum OPCODE : byte {OPCODE_THROW,OPCODE_CLOSE,OPCODE_TOGGLE_TURNOUT,
              OPCODE_TTADDPOSITION,OPCODE_DCCTURNTABLE,OPCODE_EXTTTURNTABLE,
              OPCODE_ONROTATE,OPCODE_ROTATE,OPCODE_WAITFORTT,
              OPCODE_LCC,OPCODE_LCCX,OPCODE_ONLCC,
+             OPCODE_ACON, OPCODE_ACOF, 
+             OPCODE_ONACON, OPCODE_ONACOF, 
              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,
-
+             OPCODE_ONBUTTON,OPCODE_ONSENSOR,
              // OPcodes below this point are skip-nesting IF operations
              // placed here so that they may be skipped as a group
              // see skipIfBlock()
@@ -115,6 +117,7 @@ enum BlinkState: byte {
   static const byte FEATURE_ROUTESTATE= 0x10;
   static const byte FEATURE_STASH = 0x08;
   static const byte FEATURE_BLINK = 0x04;
+  static const byte FEATURE_SENSOR = 0x02;
   
  
   // Flag bits for status of hardware and TPL
@@ -185,7 +188,9 @@ class LookList {
   static const FSH *  getTurntableDescription(int16_t id);
   static const FSH *  getTurntablePositionDescription(int16_t turntableId, uint8_t positionId);
   static void startNonRecursiveTask(const FSH* reason, int16_t id,int pc);
-
+  static bool readSensor(uint16_t sensorId);
+  static bool isSignal(int16_t id,char rag); 
+   
 private: 
     static void ComandFilter(Print * stream, byte & opcode, byte & paramCount, int16_t p[]);
     static bool parseSlash(Print * stream, byte & paramCount, int16_t p[]) ;
@@ -194,7 +199,6 @@ private:
     static bool getFlag(VPIN id,byte mask); 
     static int16_t progtrackLocoId;
     static void doSignal(int16_t id,char rag); 
-    static bool isSignal(int16_t id,char rag); 
     static int16_t getSignalSlot(int16_t id);
     static void setTurnoutHiddenState(Turnout * t);
     #ifndef IO_NO_HAL
@@ -208,7 +212,6 @@ private:
     static RMFT2 * pausingTask;
     void delayMe(long millisecs);
     void driveLoco(byte speedo);
-    bool readSensor(uint16_t sensorId);
     bool skipIfBlock();
     bool readLoco();
     void loop2();

EXRAIL2MacroReset.h

@@ -99,6 +99,10 @@
 #undef LCCX 
 #undef LCN 
 #undef MOVETT
+#undef ACON
+#undef ACOF
+#undef ONACON
+#undef ONACOF
 #undef MESSAGE
 #undef ONACTIVATE
 #undef ONACTIVATEL
@@ -114,6 +118,8 @@
 #undef ONGREEN
 #undef ONRED
 #undef ONROTATE
+#undef ONBUTTON
+#undef ONSENSOR
 #undef ONTHROW 
 #undef ONCHANGE
 #undef PARSE
@@ -189,7 +195,7 @@
 #ifndef RMFT2_UNDEF_ONLY
 #define ACTIVATE(addr,subaddr)
 #define ACTIVATEL(addr)
-#define AFTER(sensor_id)
+#define AFTER(sensor_id,timer...)
 #define AFTEROVERLOAD(track_id)
 #define ALIAS(name,value...)
 #define AMBER(signal_id)
@@ -263,6 +269,10 @@
 #define LCN(msg) 
 #define MESSAGE(msg)
 #define MOVETT(id,steps,activity)
+#define ACON(eventid)
+#define ACOF(eventid)
+#define ONACON(eventid)
+#define ONACOF(eventid)
 #define ONACTIVATE(addr,subaddr)
 #define ONACTIVATEL(linear)
 #define ONAMBER(signal_id) 
@@ -279,6 +289,8 @@
 #define ONROTATE(turntable_id)
 #define ONTHROW(turnout_id) 
 #define ONCHANGE(sensor_id)
+#define ONSENSOR(sensor_id)
+#define ONBUTTON(sensor_id)
 #define PAUSE
 #define PIN_TURNOUT(id,pin,description...) 
 #define PRINT(msg) 
@@ -322,7 +334,7 @@
 #define SET_TRACK(track,mode)
 #define SET_POWER(track,onoff)
 #define SETLOCO(loco) 
-#define SETFREQ(loco,freq)
+#define SETFREQ(freq)
 #define SIGNAL(redpin,amberpin,greenpin) 
 #define SIGNALH(redpin,amberpin,greenpin) 
 #define SPEED(speed) 

EXRAIL2Parser.cpp

@@ -61,47 +61,85 @@ void RMFT2::ComandFilter(Print * stream, byte & opcode, byte & paramCount, int16
   case 'L':
     // This entire code block is compiled out if LLC macros not used 
     if (!(compileFeatures & FEATURE_LCC)) return;
-
+    static int lccProgCounter=0;
+    static int lccEventIndex=0;
+      
     if (paramCount==0) {  //<L>  LCC adapter introducing self
       LCCSerial=stream;   // now we know where to send events we raise
+      opcode=0;  // flag command as intercepted
 
-      // loop through all possible sent events 
-      for (int progCounter=0;; SKIPOP) {
-        byte opcode=GET_OPCODE;
-        if (opcode==OPCODE_ENDEXRAIL) break;
-        if (opcode==OPCODE_LCC)  StringFormatter::send(stream,F("<LS x%h>\n"),getOperand(progCounter,0));   
-        if (opcode==OPCODE_LCCX) { // long form LCC
-           StringFormatter::send(stream,F("<LS x%h%h%h%h>\n"),
+      // loop through all possible sent/waited events 
+      for (int progCounter=lccProgCounter;; SKIPOP) {
+        byte exrailOpcode=GET_OPCODE;
+        switch (exrailOpcode) {
+          case OPCODE_ENDEXRAIL:
+               stream->print(F("<LR>\n")); // ready to roll
+               lccProgCounter=0; // allow a second pass
+               lccEventIndex=0;
+               return;
+
+          case OPCODE_LCC:  
+               StringFormatter::send(stream,F("<LS x%h>\n"),getOperand(progCounter,0));
+               SKIPOP;
+               lccProgCounter=progCounter; 
+               return;
+
+          case OPCODE_LCCX:  // long form LCC
+               StringFormatter::send(stream,F("<LS x%h%h%h%h>\n"),
                  getOperand(progCounter,1),
                  getOperand(progCounter,2),
                  getOperand(progCounter,3),
                  getOperand(progCounter,0)
-                 );        
-        }}
+                 );
+               SKIPOP;SKIPOP;SKIPOP;SKIPOP;          
+               lccProgCounter=progCounter; 
+               return;
+
+          case OPCODE_ACON:  // CBUS ACON 
+          case OPCODE_ACOF:  // CBUS ACOF 
+                StringFormatter::send(stream,F("<LS x%c%h%h>\n"),
+                  exrailOpcode==OPCODE_ACOF?'1':'0',
+                  getOperand(progCounter,0),getOperand(progCounter,1)); 
+               SKIPOP;SKIPOP;
+               lccProgCounter=progCounter; 
+               return;
       
       // we stream the hex events we wish to listen to
       // and at the same time build the event index looku.
       
-      
-      int eventIndex=0;
-      for (int progCounter=0;; SKIPOP) {
-        byte opcode=GET_OPCODE;
-        if (opcode==OPCODE_ENDEXRAIL) break;
-        if (opcode==OPCODE_ONLCC) {
-           onLCCLookup[eventIndex]=progCounter; // TODO skip...
+        case OPCODE_ONLCC:
            StringFormatter::send(stream,F("<LL %d x%h%h%h:%h>\n"),
-                 eventIndex,
+                 lccEventIndex,
                  getOperand(progCounter,1),
                  getOperand(progCounter,2),
                  getOperand(progCounter,3),
                  getOperand(progCounter,0)
                  );   
-           eventIndex++;      
-        }
+           SKIPOP;SKIPOP;SKIPOP;SKIPOP;      
+           // start on handler at next      
+           onLCCLookup[lccEventIndex]=progCounter; 
+           lccEventIndex++;        
+           lccProgCounter=progCounter; 
+           return;
+
+        case OPCODE_ONACON:
+        case OPCODE_ONACOF:
+           StringFormatter::send(stream,F("<LL %d x%c%h%h>\n"),
+                 lccEventIndex,
+                 exrailOpcode==OPCODE_ONACOF?'1':'0',
+                 getOperand(progCounter,0),getOperand(progCounter,1)
+                 ); 
+           SKIPOP;SKIPOP;
+           // start on handler at next      
+           onLCCLookup[lccEventIndex]=progCounter; 
+           lccEventIndex++;        
+           lccProgCounter=progCounter; 
+           return;
+           
+         default:
+           break;
+        }  
       }
-      StringFormatter::send(stream,F("<LR>\n")); // Ready to rumble
-      opcode=0;
-      break;
     }
     if (paramCount==1) {  // <L eventid> LCC event arrived from adapter
         int16_t eventid=p[0];
@@ -214,12 +252,13 @@ bool RMFT2::parseSlash(Print * stream, byte & paramCount, int16_t p[]) {
       // do the signals
       // flags[n] represents the state of the nth signal in the table 
       for (int sigslot=0;;sigslot++) {
-        VPIN sigid=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigslot*8);
-        if (sigid==0) break; // end of signal list 
-        byte flag=flags[sigslot] & SIGNAL_MASK; // obtain signal flags for this id
+        int16_t sighandle=GETHIGHFLASHW(RMFT2::SignalDefinitions,sigslot*8);
+        if (sighandle==0) break; // end of signal list
+	VPIN sigid = sighandle & SIGNAL_ID_MASK;
+	byte flag=flags[sigslot] & SIGNAL_MASK; // obtain signal flags for this id
         StringFormatter::send(stream,F("\n%S[%d]"), 
-          (flag == SIGNAL_RED)? F("RED") : (flag==SIGNAL_GREEN) ? F("GREEN") : F("AMBER"),
-          sigid & SIGNAL_ID_MASK); 
+			      (flag == SIGNAL_RED)? F("RED") : (flag==SIGNAL_GREEN) ? F("GREEN") : F("AMBER"),
+			      sigid);
       } 
     }
 

EXRAILMacros.h

@@ -75,7 +75,7 @@
 // Pass 1 Implements aliases 
 #include "EXRAIL2MacroReset.h"
 #undef ALIAS
-#define ALIAS(name,value...) const int name= 1##value##0 ==10 ? -__COUNTER__  : value##0/10; 
+#define ALIAS(name,value...) const int name= #value[0] ? value+0: -__COUNTER__ ; 
 #include "myAutomation.h"
 
 // Pass 1d Detect sequence duplicates.
@@ -189,6 +189,14 @@ bool exrailHalSetup() {
 #define LCCX(senderid,eventid) | FEATURE_LCC 
 #undef ONLCC
 #define ONLCC(senderid,eventid) | FEATURE_LCC
+#undef ACON
+#define ACON(eventid) | FEATURE_LCC
+#undef ACOF
+#define ACOF(eventid) | FEATURE_LCC
+#undef ONACON
+#define ONACON(eventid) | FEATURE_LCC
+#undef ONACOF
+#define ONACOF(eventid) | FEATURE_LCC
 #undef ROUTE_ACTIVE
 #define ROUTE_ACTIVE(id) | FEATURE_ROUTESTATE
 #undef ROUTE_INACTIVE
@@ -210,6 +218,10 @@ bool exrailHalSetup() {
 #define STASH(id) | FEATURE_STASH
 #undef BLINK
 #define BLINK(vpin,onDuty,offDuty) | FEATURE_BLINK
+#undef ONBUTTON
+#define ONBUTTON(vpin) | FEATURE_SENSOR
+#undef ONSENSOR
+#define ONSENSOR(vpin) | FEATURE_SENSOR
 
 const byte RMFT2::compileFeatures = 0
    #include "myAutomation.h"
@@ -425,10 +437,14 @@ const  HIGHFLASH  int16_t RMFT2::SignalDefinitions[] = {
     #include "myAutomation.h"
     0,0,0,0 };
 
-// Pass 9 ONLCC counter and lookup array
+// Pass 9 ONLCC/ ONMERG counter and lookup array
 #include "EXRAIL2MacroReset.h"
 #undef ONLCC
 #define ONLCC(sender,event) +1 
+#undef ONACON
+#define ONACON(event) +1 
+#undef ONACOF
+#define ONACOF(event) +1 
 
 const int RMFT2::countLCCLookup=0
 #include "myAutomation.h"
@@ -447,7 +463,7 @@ int RMFT2::onLCCLookup[RMFT2::countLCCLookup];
 
 #define ACTIVATE(addr,subaddr) OPCODE_DCCACTIVATE,V(addr<<3 | subaddr<<1 | 1),
 #define ACTIVATEL(addr) OPCODE_DCCACTIVATE,V((addr+3)<<1 | 1),
-#define AFTER(sensor_id) OPCODE_AT,V(sensor_id),OPCODE_AFTER,V(sensor_id),
+#define AFTER(sensor_id,timer...) OPCODE_AT,V(sensor_id),OPCODE_AFTER,V(sensor_id),OPCODE_PAD,V(#timer[0]?timer+0:500),
 #define AFTEROVERLOAD(track_id) OPCODE_AFTEROVERLOAD,V(TRACK_NUMBER_##track_id),
 #define ALIAS(name,value...) 
 #define AMBER(signal_id) OPCODE_AMBER,V(signal_id),
@@ -525,6 +541,10 @@ int RMFT2::onLCCLookup[RMFT2::countLCCLookup];
         OPCODE_PAD,V((((uint64_t)sender)>>32)&0xFFFF),\
         OPCODE_PAD,V((((uint64_t)sender)>>16)&0xFFFF),\
         OPCODE_PAD,V((((uint64_t)sender)>>0)&0xFFFF),  
+#define ACON(eventid) OPCODE_ACON,V(((uint32_t)eventid >>16) & 0xFFFF),OPCODE_PAD,V(eventid & 0xFFFF),
+#define ACOF(eventid) OPCODE_ACOF,V(((uint32_t)eventid >>16) & 0xFFFF),OPCODE_PAD,V(eventid & 0xFFFF),
+#define ONACON(eventid) OPCODE_ONACON,V((uint32_t)(eventid) >>16),OPCODE_PAD,V(eventid & 0xFFFF),
+#define ONACOF(eventid) OPCODE_ONACOF,V((uint32_t)(eventid) >>16),OPCODE_PAD,V(eventid & 0xFFFF),
 #define LCD(id,msg) PRINT(msg)
 #define SCREEN(display,id,msg) PRINT(msg)
 #define STEALTH(code...) PRINT(dummy)
@@ -553,6 +573,8 @@ int RMFT2::onLCCLookup[RMFT2::countLCCLookup];
 #endif
 #define ONTHROW(turnout_id) OPCODE_ONTHROW,V(turnout_id),
 #define ONCHANGE(sensor_id) OPCODE_ONCHANGE,V(sensor_id),
+#define ONSENSOR(sensor_id) OPCODE_ONSENSOR,V(sensor_id),
+#define ONBUTTON(sensor_id) OPCODE_ONBUTTON,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),
@@ -598,7 +620,7 @@ int RMFT2::onLCCLookup[RMFT2::countLCCLookup];
 #define SET_TRACK(track,mode)  OPCODE_SET_TRACK,V(TRACK_MODE_##mode  <<8 | TRACK_NUMBER_##track),
 #define SET_POWER(track,onoff) OPCODE_SET_POWER,V(TRACK_POWER_##onoff),OPCODE_PAD, V(TRACK_NUMBER_##track),
 #define SETLOCO(loco) OPCODE_SETLOCO,V(loco),
-#define SETFREQ(loco,freq) OPCODE_SETLOCO,V(loco), OPCODE_SETFREQ,V(freq),
+#define SETFREQ(freq) OPCODE_SETFREQ,V(freq),
 #define SIGNAL(redpin,amberpin,greenpin) 
 #define SIGNALH(redpin,amberpin,greenpin) 
 #define SPEED(speed) OPCODE_SPEED,V(speed),

EXRAILSensor.cpp

@@ -0,0 +1,104 @@
+/*
+ *  © 2024 Chris Harlow
+ *  All rights reserved.
+ *  
+ *  This file is part of CommandStation-EX
+ *
+ *  This is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  It is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with CommandStation.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/**********************************************************************
+EXRAILSensor represents a sensor that should be monitored in order
+to call an exrail ONBUTTON or ONCHANGE handler.
+These are created at EXRAIL startup and thus need no delete or listing
+capability.
+The basic logic is similar to that found in the Sensor class
+except that on the relevant change an EXRAIL thread is started.    
+**********************************************************************/
+
+#include "EXRAILSensor.h"
+#include "EXRAIL2.h"
+
+void EXRAILSensor::checkAll() {
+  if (firstSensor == NULL) return;  // No sensors to be scanned
+  if (readingSensor == NULL) { 
+    // Not currently scanning sensor list
+    unsigned long thisTime = micros();
+    if (thisTime - lastReadCycle < cycleInterval) return;
+    // Required time has elapsed since last read cycle started,
+    // so initiate new scan through the sensor list
+    readingSensor = firstSensor;
+    lastReadCycle = thisTime;
+  }
+  
+  // Loop until either end of list is encountered or we pause for some reason
+  byte sensorCount = 0;
+
+  while (readingSensor != NULL) {
+    bool pause=readingSensor->check();
+    // Move to next sensor in list.
+    readingSensor = readingSensor->nextSensor;
+    // Currently process max of 16 sensors per entry.
+    // Performance measurements taken during development indicate that, with 128 sensors configured
+    // on 8x 16-pin MCP23017 GPIO expanders with polling (no change notification), all inputs can be read from the devices
+    // within 1.4ms (400Mhz I2C bus speed), and a full cycle of checking 128 sensors for changes takes under a millisecond.
+    if (pause || (++sensorCount)>=16) return; 
+  }
+} 
+
+bool EXRAILSensor::check() {
+  // check for debounced change in this sensor 
+  inputState = RMFT2::readSensor(pin);
+
+  // Check if changed since last time, and process changes.
+  if (inputState == active) {// no change
+    latchDelay = minReadCount; // Reset counter
+    return false;  // no change 
+  }
+
+    // Change detected ... has it stayed changed for long enough
+    if (latchDelay > 0) {
+      latchDelay--;
+      return false; 
+    } 
+    
+    // change validated, act on it.
+    active = inputState;
+    latchDelay = minReadCount;  // Reset debounce counter
+    if (onChange || active) {
+      new RMFT2(progCounter);
+      return true;  // Don't check any more sensors on this entry
+    }
+    return false; 
+}
+
+EXRAILSensor::EXRAILSensor(VPIN _pin, int _progCounter, bool _onChange) {
+  // Add to the start of the list
+  //DIAG(F("ONthing vpin=%d at %d"), _pin, _progCounter);
+  nextSensor = firstSensor;
+  firstSensor = this;
+
+  pin=_pin;
+  progCounter=_progCounter;
+  onChange=_onChange;
+
+  IODevice::configureInput(pin, true);   
+  active = IODevice::read(pin);
+  inputState = active;
+  latchDelay = minReadCount;
+}
+
+EXRAILSensor *EXRAILSensor::firstSensor=NULL;
+EXRAILSensor *EXRAILSensor::readingSensor=NULL;
+unsigned long EXRAILSensor::lastReadCycle=0;

EXRAILSensor.h

@@ -0,0 +1,50 @@
+/*
+ *  © 2024 Chris Harlow
+ *  All rights reserved.
+ *  
+ *  This file is part of CommandStation-EX
+ *
+ *  This is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  It is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with CommandStation.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef EXRAILSensor_h
+#define EXRAILSensor_h 
+#include "IODevice.h"
+class EXRAILSensor {
+  static EXRAILSensor * firstSensor;
+ static EXRAILSensor * readingSensor;
+ static unsigned long lastReadCycle;
+ 
+  public:
+  static void checkAll();
+  
+  EXRAILSensor(VPIN _pin, int _progCounter, bool _onChange);
+  bool check();
+  
+  private:
+  static const unsigned int cycleInterval = 10000; // min time between consecutive reads of each sensor in microsecs.
+                                                   // should not be less than device scan cycle time.
+  static const byte minReadCount = 4; // number of additional scans before acting on change
+                                        // E.g. 1 means that a change is ignored for one scan and actioned on the next.
+                                        // Max value is 63
+  
+  EXRAILSensor* nextSensor;
+  VPIN pin; 
+  int progCounter; 
+  bool active; 
+  bool inputState;
+  bool onChange;
+  byte latchDelay;
+};
+#endif

GITHUB_SHA.h

@@ -1 +1 @@
-#define GITHUB_SHA "devel-202404061747Z"
+#define GITHUB_SHA "devel-202406182019Z"

IO_EXFastclock.h

@@ -51,6 +51,7 @@ static void create(I2CAddress i2cAddress) {
   // Start by assuming we will find the clock
   // Check if specified I2C address is responding (blocking operation)
   // Returns I2C_STATUS_OK (0) if OK, or error code.
+  I2CManager.begin();
   uint8_t _checkforclock = I2CManager.checkAddress(i2cAddress);
   DIAG(F("Clock check result - %d"), _checkforclock);
   // XXXX change thistosave2 bytes

IO_RocoDriver.h

@@ -0,0 +1,157 @@
+/*
+ *  © 2024, Chris Harlow. All rights reserved.
+ *
+ *  This file is part of EX-CommandStation
+ *
+ *  This is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  It is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with CommandStation.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+/*
+* The IO_RocoDriver device driver uses a rotary encoder connected to vpins
+* to drive a loco.
+*  Loco id is selected by writeAnalog.
+*/
+
+#ifndef IO_ROCODRIVER_H
+#define IO_ROCODRIVER_H
+
+#include "DCC.h"
+#include "IODevice.h"
+#include "DIAG.h"
+
+const byte _DIR_CW = 0x10;  // Clockwise step
+const byte _DIR_CCW = 0x20;  // Counter-clockwise step
+
+const byte transition_table[5][4]= {
+    {0,1,3,0},            // 0: 00
+    {1,1,1,2 | _DIR_CW},  // 1: 00->01
+    {2,2,0,2},            // 2: 00->01->11
+    {3,3,3,4 | _DIR_CCW}, // 3: 00->10
+    {4,0,4,4}             // 4: 00->10->11
+};
+
+const byte _STATE_MASK = 0x07;
+const byte _DIR_MASK = 0x30;
+
+
+class RocoDriver : public IODevice {
+public:
+  
+  static void create(VPIN firstVpin, int dtPin, int clkPin, int clickPin, byte notch=10) {
+    if (checkNoOverlap(firstVpin)) new RocoDriver(firstVpin, dtPin,clkPin,clickPin,notch);
+  }
+
+private:
+  int _dtPin,_clkPin,_clickPin, _locoid, _notch,_prevpinstate; 
+  enum {xrSTOP,xrFWD,xrREV} _stopState;
+  byte _rocoState;  
+
+
+  // Constructor
+  RocoDriver(VPIN firstVpin, int dtPin, int clkPin, int clickPin, byte notch){
+    _firstVpin = firstVpin;
+    _nPins = 1;
+    _I2CAddress = 0;
+    _dtPin=dtPin;
+    _clkPin=clkPin;
+    _clickPin=clickPin;
+    _notch=notch;
+    _locoid=0;
+    _stopState=xrSTOP;
+    _rocoState=0; 
+    _prevpinstate=4; // not 01..11 
+    IODevice::configureInput(dtPin,true);
+    IODevice::configureInput(clkPin,true);
+    IODevice::configureInput(clickPin,true);
+    addDevice(this);
+    _display();
+  }
+
+  
+
+  void _loop(unsigned long currentMicros) override {
+    if (_locoid==0) return;  // not in use
+    
+    // Clicking down on the roco, stops the loco and sets the direction as unknown.
+  if (IODevice::read(_clickPin)) {
+    if (_stopState==xrSTOP) return; // debounced multiple stops
+    DCC::setThrottle(_locoid,1,DCC::getThrottleDirection(_locoid));
+    _stopState=xrSTOP;
+    DIAG(F("DRIVE %d STOP"),_locoid);
+    return; 
+  }
+
+  // read roco pins and detect state change 
+  byte pinstate = (IODevice::read(_dtPin) << 1) | IODevice::read(_clkPin);
+  if (pinstate==_prevpinstate) return;
+  _prevpinstate=pinstate;
+
+  _rocoState = transition_table[_rocoState & _STATE_MASK][pinstate];
+  if ((_rocoState & _DIR_MASK) == 0) return; // no value change 
+
+  int change=(_rocoState & _DIR_CW)?+1:-1;
+  // handle roco change -1 or +1 (clockwise)
+  
+  if (_stopState==xrSTOP) {
+      // first move after button press sets the direction. (clockwise=fwd)
+      _stopState=change>0?xrFWD:xrREV;
+    }
+
+    // when going fwd, clockwise increases speed. 
+    // but when reversing, anticlockwise increases speed.
+    // This is similar to a center-zero pot control but with
+    // the added safety that you cant panic-spin into the other
+    // direction.
+    if (_stopState==xrREV) change=-change; 
+    //  manage limits
+    int oldspeed=DCC::getThrottleSpeed(_locoid);
+    if (oldspeed==1)oldspeed=0; // break out of estop
+    int  newspeed=change>0 ?  (min((oldspeed+_notch),126)) : (max(0,(oldspeed-_notch)));
+    if (newspeed==1) newspeed=0; // normal decelereated stop. 
+    if (oldspeed!=newspeed) {
+        DIAG(F("DRIVE %d notch %S %d %S"),_locoid,
+             change>0?F("UP"):F("DOWN"),_notch,
+             _stopState==xrFWD?F("FWD"):F("REV"));
+        DCC::setThrottle(_locoid,newspeed,_stopState==xrFWD);
+        }
+}
+
+  // Selocoid as analog value to start drive
+  // use <z vpin locoid [notch]>
+  void _writeAnalogue(VPIN vpin, int value, uint8_t param1, uint16_t param2) override {  
+    (void) param2;
+    _locoid=value;
+    if (param1>0) _notch=param1;
+    _rocoState=0;
+    
+    // If loco is moving, we inherit direction from it.
+    _stopState=xrSTOP;
+    if (_locoid>0) {
+        auto speedbyte=DCC::getThrottleSpeedByte(_locoid);
+        if ((speedbyte & 0x7f) >1) {
+            // loco is moving
+            _stopState= (speedbyte & 0x80)?xrFWD:xrREV;
+        } 
+    }
+    _display();
+  }
+
+  
+  void _display() override {
+    DIAG(F("DRIVE vpin %d loco %d notch %d"),_firstVpin,_locoid,_notch);
+  }
+
+ };
+
+#endif

KeywordHasher.h

@@ -26,7 +26,7 @@
  Thus  "MAIN"_hk  generates exactly the same run time vakue 
  as   const int16_t HASH_KEYWORD_MAIN=11339  
 */
-#ifndef KeywordHAsher_h
+#ifndef KeywordHasher_h
 #define KeywordHasher_h
 
 #include <Arduino.h>

MotorDriver.cpp

@@ -1,5 +1,5 @@
 /*
- *  © 2022-2023 Paul M Antoine
+ *  © 2022-2024 Paul M Antoine
  *  © 2021 Mike S
  *  © 2021 Fred Decker
  *  © 2020-2023 Harald Barth
@@ -38,6 +38,8 @@ volatile portreg_t shadowPORTC;
 volatile portreg_t shadowPORTD;
 volatile portreg_t shadowPORTE;
 volatile portreg_t shadowPORTF;
+volatile portreg_t shadowPORTG;
+volatile portreg_t shadowPORTH;
 #endif
 
 MotorDriver::MotorDriver(int16_t power_pin, byte signal_pin, byte signal_pin2, int16_t brake_pin,
@@ -88,6 +90,16 @@ MotorDriver::MotorDriver(int16_t power_pin, byte signal_pin, byte signal_pin2, i
     fastSignalPin.shadowinout = fastSignalPin.inout;
     fastSignalPin.inout = &shadowPORTF;
   }
+  if (HAVE_PORTG(fastSignalPin.inout == &PORTG)) {
+    DIAG(F("Found PORTG pin %d"),signalPin);
+    fastSignalPin.shadowinout = fastSignalPin.inout;
+    fastSignalPin.inout = &shadowPORTG;
+  }
+  if (HAVE_PORTH(fastSignalPin.inout == &PORTH)) {
+    DIAG(F("Found PORTH pin %d"),signalPin);
+    fastSignalPin.shadowinout = fastSignalPin.inout;
+    fastSignalPin.inout = &shadowPORTF;
+  }
 
   signalPin2=signal_pin2;
   if (signalPin2!=UNUSED_PIN) {
@@ -126,6 +138,16 @@ MotorDriver::MotorDriver(int16_t power_pin, byte signal_pin, byte signal_pin2, i
       fastSignalPin2.shadowinout = fastSignalPin2.inout;
       fastSignalPin2.inout = &shadowPORTF;
     }
+    if (HAVE_PORTG(fastSignalPin2.inout == &PORTG)) {
+      DIAG(F("Found PORTG pin %d"),signalPin2);
+      fastSignalPin2.shadowinout = fastSignalPin2.inout;
+      fastSignalPin2.inout = &shadowPORTG;
+    }
+    if (HAVE_PORTH(fastSignalPin2.inout == &PORTH)) {
+      DIAG(F("Found PORTH pin %d"),signalPin2);
+      fastSignalPin2.shadowinout = fastSignalPin2.inout;
+      fastSignalPin2.inout = &shadowPORTH;
+    }
   }
   else dualSignal=false; 
   
@@ -393,6 +415,18 @@ void MotorDriver::setDCSignal(byte speedcode, uint8_t frequency /*default =0*/)
     setSignal(tDir);
     HAVE_PORTF(PORTF=shadowPORTF);
     interrupts();
+  } else if (HAVE_PORTG(fastSignalPin.shadowinout == &PORTG)) {
+    noInterrupts();
+    HAVE_PORTG(shadowPORTG=PORTG);
+    setSignal(tDir);
+    HAVE_PORTG(PORTG=shadowPORTG);
+    interrupts();
+  } else if (HAVE_PORTH(fastSignalPin.shadowinout == &PORTH)) {
+    noInterrupts();
+    HAVE_PORTH(shadowPORTH=PORTH);
+    setSignal(tDir);
+    HAVE_PORTH(PORTH=shadowPORTH);
+    interrupts();
   } else {
     noInterrupts();
     setSignal(tDir);
@@ -604,6 +638,10 @@ void MotorDriver::checkPowerOverload(bool useProgLimit, byte trackno) {
       }
       throttleInrush(false);
       setPower(POWERMODE::ON);
+      break;
+    }
+    if (goodtime > POWER_SAMPLE_ALERT_GOOD/2) {
+      throttleInrush(false);
     }
     break;
   }

MotorDriver.h

@@ -1,5 +1,5 @@
 /*
- *  © 2022-2023 Paul M. Antoine
+ *  © 2022-2024 Paul M. Antoine
  *  © 2021 Mike S
  *  © 2021 Fred Decker
  *  © 2020 Chris Harlow
@@ -26,6 +26,7 @@
 #include "FSH.h"
 #include "IODevice.h"
 #include "DCCTimer.h"
+#include <wiring_private.h>
 
 // use powers of two so we can do logical and/or on the track modes in if clauses.
 // RACK_MODE_DCX is (TRACK_MODE_DC|TRACK_MODE_INV)
@@ -83,6 +84,14 @@ enum TRACK_MODE : byte {TRACK_MODE_NONE = 1, TRACK_MODE_MAIN = 2, TRACK_MODE_PRO
 #define PORTF GPIOF->ODR
 #define HAVE_PORTF(X) X
 #endif
+#if defined(GPIOG)
+#define PORTG GPIOG->ODR
+#define HAVE_PORTG(X) X
+#endif
+#if defined(GPIOH)
+#define PORTH GPIOH->ODR
+#define HAVE_PORTH(X) X
+#endif
 #endif
 
 // if macros not defined as pass-through we define
@@ -106,6 +115,12 @@ enum TRACK_MODE : byte {TRACK_MODE_NONE = 1, TRACK_MODE_MAIN = 2, TRACK_MODE_PRO
 #ifndef HAVE_PORTF
 #define HAVE_PORTF(X) byte TOKENPASTE2(Unique_, __LINE__) __attribute__((unused)) =0
 #endif
+#ifndef HAVE_PORTG
+#define HAVE_PORTG(X) byte TOKENPASTE2(Unique_, __LINE__) __attribute__((unused)) =0
+#endif
+#ifndef HAVE_PORTH
+#define HAVE_PORTH(X) byte TOKENPASTE2(Unique_, __LINE__) __attribute__((unused)) =0
+#endif
 
 // Virtualised Motor shield 1-track hardware Interface
 
@@ -145,6 +160,8 @@ extern volatile portreg_t shadowPORTC;
 extern volatile portreg_t shadowPORTD;
 extern volatile portreg_t shadowPORTE;
 extern volatile portreg_t shadowPORTF;
+extern volatile portreg_t shadowPORTG;
+extern volatile portreg_t shadowPORTH;
 
 enum class POWERMODE : byte { OFF, ON, OVERLOAD, ALERT };
 

MotorDrivers.h

@@ -97,6 +97,18 @@
  new MotorDriver(25/* 3*/, 19/*12*/, UNUSED_PIN, 13/*9*/, 35/*A2*/, 1.27, 5000, 36 /*A4*/), \
  new MotorDriver(23/*11*/, 18/*13*/, UNUSED_PIN, 12/*8*/, 34/*A3*/, 1.27, 5000, 39 /*A5*/)
 
+// EX-CSB1 with integrated motor driver definition
+#define EXCSB1 F("EXCSB1"),\
+ new MotorDriver(25,  0, UNUSED_PIN, -14, 34, 2.23, 5000, 19), \
+ new MotorDriver(27, 15, UNUSED_PIN,  -2, 35, 2.23, 5000, 23)
+
+// EX-CSB1 with EX-8874 stacked on top for 4 outputs
+#define EXCSB1_WITH_EX8874 F("EXCSB1_WITH_EX8874"),\
+ new MotorDriver(25,  0, UNUSED_PIN, -14, 34, 2.23, 5000, 19), \
+ new MotorDriver(27, 15, UNUSED_PIN,  -2, 35, 2.23, 5000, 23), \
+ new MotorDriver(26,  5, UNUSED_PIN,  13, 36, 1.52, 5000, 18), \
+ new MotorDriver(16,  4, UNUSED_PIN,  12, 39, 1.52, 5000, 17)
+
 #else
 // STANDARD shield on any Arduino Uno or Mega compatible with the original specification.
 #define STANDARD_MOTOR_SHIELD F("STANDARD_MOTOR_SHIELD"),                                                 \

Release_Notes/Exrail mods.txt

@@ -1,3 +1,24 @@
+// 5.2.49 
+
+Which is a more efficient than the AT/AFTER/IF methods 
+of handling buttons and switches, especially on MIMIC panels. 
+
+ONBUTTON(vpin) 
+  handles debounce and starts a task if a button is used to 
+  short a pin to ground. 
+
+  for example:
+     ONBUTTON(30) TOGGLE_TURNOUT(30) DONE
+
+ONSENSOR(vpin) 
+   handles debounce and starts a task if the pin changes.
+   You may want to check the pin state with an IF ...
+
+Note the ONBUTTON and ONSENSOR are not generally useful 
+for track sensors and running trains, because you dont know which
+train triggered the sensor.  
+
+// 5.2.47
 
 BLINK(vpin, onMs,offMs)
 

StringFormatter.cpp

@@ -139,6 +139,7 @@ void StringFormatter::send2(Print * stream,const FSH* format, va_list args) {
       case 'd': printPadded(stream,va_arg(args, int), formatWidth, formatLeft); break;
       case 'u': printPadded(stream,va_arg(args, unsigned int), formatWidth, formatLeft); break;
       case 'l': printPadded(stream,va_arg(args, long), formatWidth, formatLeft); break;
+      case 'L': stream->print(va_arg(args, unsigned long), DEC); break;
       case 'b': stream->print(va_arg(args, int), BIN); break;
       case 'o': stream->print(va_arg(args, int), OCT); break;
       case 'x': stream->print((unsigned int)va_arg(args, unsigned int), HEX); break;

TrackManager.cpp

@@ -35,7 +35,7 @@
     
 #define APPLY_BY_MODE(findmode,function) \
         FOR_EACH_TRACK(t) \
-	    if (track[t]->getMode()==findmode)	\
+	    if (track[t]->getMode() & findmode)	\
                 track[t]->function;
 
 MotorDriver * TrackManager::track[MAX_TRACKS] = { NULL };
@@ -398,7 +398,7 @@ bool TrackManager::parseEqualSign(Print *stream, int16_t params, int16_t p[])
     if (params==2  && p[1]=="AUTO"_hk) // <= id AUTO>
       return setTrackMode(p[0], track[p[0]]->getMode() | TRACK_MODE_AUTOINV);
 
-    if (params==2  && p[1]=="INV"_hk) // <= id AUTO>
+    if (params==2  && p[1]=="INV"_hk) // <= id INV>
       return setTrackMode(p[0], track[p[0]]->getMode() | TRACK_MODE_INV);
 
     if (params==3  && p[1]=="DC"_hk && p[2]>0) // <= id DC cab>

Turnouts.cpp

@@ -123,7 +123,6 @@
     return true;
   }
 
-#define DIAG_IO
   // Static setClosed function is invoked from close(), throw() etc. to perform the 
   //  common parts of the turnout operation.  Code which is specific to a turnout
   //  type should be placed in the virtual function setClosedInternal(bool) which is

WifiESP32.cpp

@@ -147,6 +147,12 @@ bool WifiESP::setup(const char *SSid,
   //  enableCoreWDT(1);
   //  disableCoreWDT(0);
 
+#ifdef WIFI_LED
+  // Turn off Wifi LED
+  pinMode(WIFI_LED, OUTPUT);
+  digitalWrite(WIFI_LED, 0);
+#endif
+
   // clean start
   WiFi.mode(WIFI_STA);
   WiFi.disconnect(true);
@@ -247,6 +253,13 @@ bool WifiESP::setup(const char *SSid,
     // no idea to go on
     return false;
   }
+#ifdef WIFI_LED
+  else{
+    // Turn on Wifi connected LED
+    digitalWrite(WIFI_LED, 1);
+  }
+#endif
+
 
   // Now Wifi is up, register the mDNS service
   if(!MDNS.begin(hostname)) {

WifiInterface.cpp

@@ -1,4 +1,5 @@
 /*
+ *  © 2022-2024 Paul M. Antoine
  *  © 2021 Fred Decker
  *  © 2020-2022 Harald Barth
  *  © 2020-2022 Chris Harlow
@@ -70,7 +71,7 @@ Stream * WifiInterface::wifiStream;
 #define SERIAL3 Serial5
 #elif defined(ARDUINO_NUCLEO_F413ZH) || defined(ARDUINO_NUCLEO_F429ZI) \
     || defined(ARDUINO_NUCLEO_F446ZE) || defined(ARDUINO_NUCLEO_F412ZG) \
-    || defined(ARDUINO_NUCLEO_F439ZI)
+    || defined(ARDUINO_NUCLEO_F439ZI) || defined(ARDUINO_NUCLEO_F4X9ZI)
 #define NUM_SERIAL 2
 #define SERIAL1 Serial6
 #else

config.example.h

@@ -307,11 +307,21 @@ The configuration file for DCC-EX Command Station
 //
 //#define SERIAL_BT_COMMANDS
 
-// BOOSTER PIN INPUT ON ESP32
+// BOOSTER PIN INPUT ON ESP32 CS
 // On ESP32 you have the possibility to define a pin as booster input
-// Arduio pin D2 is GPIO 26 on ESPDuino32
 //
+// Arduino pin D2 is GPIO 26 is Booster Input on ESPDuino32
 //#define BOOSTER_INPUT 26
+//
+// GPIO 32 is Booster Input on EX-CSB1
+//#define BOOSTER_INPUT 32
+
+// ESP32 LED Wifi Indicator
+// GPIO 2 on ESPduino32
+//#define WIFI_LED 2
+//
+// GPIO 33 on EX-CSB1
+//#define WIFI_LED 33
 
 // SABERTOOTH
 //

platformio.ini

@@ -164,7 +164,11 @@ monitor_echo = yes
 build_flags = -mcall-prologues
 
 [env:ESP32]
-platform = espressif32
+; Lock version to 6.7.0 as that is
+; Arduino v2.0.16 (based on IDF v4.4.7)
+; which is the latest version based
+; on IDF v4. We can not use IDF v5.
+platform = espressif32 @ 6.7.0
 board = esp32dev
 framework = arduino
 lib_deps = ${env.lib_deps}

version.h

@@ -3,7 +3,40 @@
 
 #include "StringFormatter.h"
 
-#define VERSION "5.2.48"
+#define VERSION "5.2.69"
+// 5.2.69 -  IO_RocoDriver. Direct drive train with rotary encoder hw.
+// 5.2.68 -  Revert function map to signed (from 5.2.66) to avoid
+//           incompatibilities with ED etc for F31 frequency flag.
+// 5.2.67 -  EXRAIL AFTER optional debounce time variable (default 500mS)
+//        -  AFTER(42) == AFTER(42,500) sets time sensor must 
+//        -  be continuously off.
+// 5.2.66 - <F cab DCFREQ 0..3>
+//        - EXRAIL SETFREQ drop loco param (breaking since 5.2.28)
+// 5.2.65 - Speedup Exrail SETFREQ 
+// 5.2.64 - Bugfix: <0 PROG> updated to undo JOIN 
+// 5.2.63 - Implement WIFI_LED for ESP32, ESPduino32 and EX-CSB1, that is turned on when STA mode connects or AP mode is up
+//        - Add BOOSTER_INPUT definitions for ESPduino32 and EX-CSB1 to config.example.h
+//        - Add WIFI_LED definitions for ESPduino32 and EX-CSB1 to config.example.h
+// 5.2.62 - Allow acks way longer than standard
+// 5.2.61 - Merg CBUS  ACON/ACOF/ONACON/ONACOF Adapter interface.
+//        - LCC Adapter interface throttled startup,
+//          (Breaking change with Adapter base code)
+// 5.2.60 - Bugfix: Opcode AFTEROVERLOAD does not have an argument that is a pin and needs to be initialized
+//        - Remove inrush throttle after half good time so that we go to mode overload if problem persists
+// 5.2.59 - STM32 bugfix correct Serial1 definition for Nucleo-F401RE
+//        - STM32 add support for ARDUINO_NUCLEO_F4X9ZI type to span F429/F439 in upcoming STM32duino release v2.8 as a result of our PR
+// 5.2.58 - EXRAIL ALIAS allows named pins
+// 5.2.57 - Bugfix autoreverse: Apply mode by binart bit match and not by equality
+// 5.2.56 - Bugfix and refactor for EXRAIL getSignalSlot
+// 5.2.55 - Move EXRAIL isSignal() to public to allow use in STEALTH call
+// 5.2.54 - Bugfix for EXRAIL signal handling for active high 
+// 5.2.53 - Bugfix for EX-Fastclock, call I2CManager.begin() before checking I2C address 
+// 5.2.52 - Bugfix for ADCee() to handle ADC2 and ADC3 channel inputs on F446ZE and others
+//        - Add support for ports G and H on STM32 for ADCee() and MotorDriver pins/shadow regs 
+// 5.2.51 - Bugfix for SIGNAL: Distinguish between sighandle and sigid
+// 5.2.50 - EXRAIL ONBUTTON/ONSENSOR observe LATCH
+// 5.2.49 - EXRAIL additions:
+//          ONBUTTON, ONSENSOR
 // 5.2.48 - Bugfix: HALDisplay was generating I2C traffic prior to I2C being initialised
 // 5.2.47 - EXRAIL additions:
 //          STEALTH_GLOBAL