Serial and pins debug cleanup

- Rename some AVR / DUE / ESP32 serial types
- Reduce two #error to one static_assert
- Update AVR/DUE error messages

Marlin/src/HAL/AVR/HAL.h

@@ -93,13 +93,13 @@ typedef int8_t pin_t;
   #define MYSERIAL1 TERN(BLUETOOTH, btSerial, MSerial0)
 #else
   #if !WITHIN(SERIAL_PORT, -1, 3)
-    #error "SERIAL_PORT must be from 0 to 3. You can also use -1 if the board supports Native USB."
+    #error "SERIAL_PORT must be from 0 to 3, or -1 for USB Serial."
   #endif
   #define MYSERIAL1 customizedSerial1
 
   #ifdef SERIAL_PORT_2
     #if !WITHIN(SERIAL_PORT_2, -1, 3)
-      #error "SERIAL_PORT_2 must be from 0 to 3. You can also use -1 if the board supports Native USB."
+      #error "SERIAL_PORT_2 must be from 0 to 3, or -1 for USB Serial."
     #endif
     #define MYSERIAL2 customizedSerial2
   #endif
@@ -107,14 +107,14 @@ typedef int8_t pin_t;
 
 #ifdef MMU2_SERIAL_PORT
   #if !WITHIN(MMU2_SERIAL_PORT, -1, 3)
-    #error "MMU2_SERIAL_PORT must be from 0 to 3. You can also use -1 if the board supports Native USB."
+    #error "MMU2_SERIAL_PORT must be from 0 to 3, or -1 for USB Serial."
   #endif
   #define MMU2_SERIAL mmuSerial
 #endif
 
 #ifdef LCD_SERIAL_PORT
   #if !WITHIN(LCD_SERIAL_PORT, -1, 3)
-    #error "LCD_SERIAL_PORT must be from 0 to 3. You can also use -1 if the board supports Native USB."
+    #error "LCD_SERIAL_PORT must be from 0 to 3, or -1 for USB Serial."
   #endif
   #define LCD_SERIAL lcdSerial
   #if HAS_DGUS_LCD

Marlin/src/HAL/AVR/MarlinSerial.cpp

@@ -567,7 +567,7 @@ ISR(SERIAL_REGNAME(USART, SERIAL_PORT, _UDRE_vect)) {
 
 // Because of the template definition above, it's required to instantiate the template to have all methods generated
 template class MarlinSerial< MarlinSerialCfg<SERIAL_PORT> >;
-MSerialT customizedSerial1(MSerialT::HasEmergencyParser);
+MSerialT1 customizedSerial1(MSerialT1::HasEmergencyParser);
 
 #ifdef SERIAL_PORT_2
 
@@ -596,7 +596,7 @@ MSerialT customizedSerial1(MSerialT::HasEmergencyParser);
   }
 
   template class MarlinSerial< MMU2SerialCfg<MMU2_SERIAL_PORT> >;
-  MSerialT3 mmuSerial(MSerialT3::HasEmergencyParser);
+  MSerialMMU2 mmuSerial(MSerialMMU2::HasEmergencyParser);
 
 #endif // MMU2_SERIAL_PORT
 
@@ -611,7 +611,7 @@ MSerialT customizedSerial1(MSerialT::HasEmergencyParser);
   }
 
   template class MarlinSerial< LCDSerialCfg<LCD_SERIAL_PORT> >;
-  MSerialT4 lcdSerial(MSerialT4::HasEmergencyParser);
+  MSerialLCD lcdSerial(MSerialLCD::HasEmergencyParser);
 
   #if HAS_DGUS_LCD
     template<typename Cfg>
@@ -630,7 +630,7 @@ MSerialT customizedSerial1(MSerialT::HasEmergencyParser);
 
 // For AT90USB targets use the UART for BT interfacing
 #if defined(USBCON) && ENABLED(BLUETOOTH)
-  MSerialT5 bluetoothSerial(false);
+  MSerialBT bluetoothSerial(false);
 #endif
 
 #endif // __AVR__

Marlin/src/HAL/AVR/MarlinSerial.h

@@ -238,8 +238,8 @@
     static constexpr bool MAX_RX_QUEUED     = ENABLED(SERIAL_STATS_MAX_RX_QUEUED);
   };
 
-  typedef Serial1Class< MarlinSerial< MarlinSerialCfg<SERIAL_PORT> > > MSerialT;
+  typedef Serial1Class< MarlinSerial< MarlinSerialCfg<SERIAL_PORT> > > MSerialT1;
-  extern MSerialT customizedSerial1;
+  extern MSerialT1 customizedSerial1;
 
   #ifdef SERIAL_PORT_2
     typedef Serial1Class< MarlinSerial< MarlinSerialCfg<SERIAL_PORT_2> > > MSerialT2;
@@ -262,8 +262,8 @@
     static constexpr bool RX_OVERRUNS       = false;
   };
 
-  typedef Serial1Class< MarlinSerial< MMU2SerialCfg<MMU2_SERIAL_PORT> > > MSerialT3;
+  typedef Serial1Class< MarlinSerial< MMU2SerialCfg<MMU2_SERIAL_PORT> > > MSerialMMU2;
-  extern MSerialT3 mmuSerial;
+  extern MSerialMMU2 mmuSerial;
 #endif
 
 #ifdef LCD_SERIAL_PORT
@@ -281,12 +281,12 @@
     static constexpr bool RX_OVERRUNS       = BOTH(HAS_DGUS_LCD, SERIAL_STATS_RX_BUFFER_OVERRUNS);
   };
 
-  typedef Serial1Class< MarlinSerial< LCDSerialCfg<LCD_SERIAL_PORT> > > MSerialT4;
+  typedef Serial1Class< MarlinSerial< LCDSerialCfg<LCD_SERIAL_PORT> > > MSerialLCD;
-  extern MSerialT4 lcdSerial;
+  extern MSerialLCD lcdSerial;
 #endif
 
 // Use the UART for Bluetooth in AT90USB configurations
 #if defined(USBCON) && ENABLED(BLUETOOTH)
-  typedef Serial1Class<HardwareSerial> MSerialT5;
+  typedef Serial1Class<HardwareSerial> MSerialBT;
-  extern MSerialT5 bluetoothSerial;
+  extern MSerialBT bluetoothSerial;
 #endif

Marlin/src/HAL/DUE/HAL.h

@@ -50,13 +50,12 @@ extern DefaultSerial4 MSerial3;
 #define _MSERIAL(X) MSerial##X
 #define MSERIAL(X) _MSERIAL(X)
 
-// Define MYSERIAL1/2 before MarlinSerial includes!
 #if SERIAL_PORT == -1 || ENABLED(EMERGENCY_PARSER)
   #define MYSERIAL1 customizedSerial1
 #elif WITHIN(SERIAL_PORT, 0, 3)
   #define MYSERIAL1 MSERIAL(SERIAL_PORT)
 #else
-  #error "The required SERIAL_PORT must be from 0 to 3. You can also use -1 if the board supports Native USB."
+  #error "The required SERIAL_PORT must be from 0 to 3, or -1 for USB Serial."
 #endif
 
 #ifdef SERIAL_PORT_2
@@ -65,7 +64,7 @@ extern DefaultSerial4 MSerial3;
   #elif WITHIN(SERIAL_PORT_2, 0, 3)
     #define MYSERIAL2 MSERIAL(SERIAL_PORT_2)
   #else
-    #error "SERIAL_PORT_2 must be from 0 to 3. You can also use -1 if the board supports Native USB."
+    #error "SERIAL_PORT_2 must be from 0 to 3, or -1 for USB Serial."
   #endif
 #endif
 
@@ -78,12 +77,10 @@ extern DefaultSerial4 MSerial3;
 #endif
 
 #ifdef LCD_SERIAL_PORT
-  #if LCD_SERIAL_PORT == -1
+  #if WITHIN(LCD_SERIAL_PORT, 0, 3)
-    #define LCD_SERIAL lcdSerial
-  #elif WITHIN(LCD_SERIAL_PORT, 0, 3)
     #define LCD_SERIAL MSERIAL(LCD_SERIAL_PORT)
   #else
-    #error "LCD_SERIAL_PORT must be from 0 to 3. You can also use -1 if the board supports Native USB."
+    #error "LCD_SERIAL_PORT must be from 0 to 3."
   #endif
 #endif
 

Marlin/src/HAL/DUE/MarlinSerial.cpp

@@ -478,7 +478,7 @@ void MarlinSerial<Cfg>::flushTX() {
 // If not using the USB port as serial port
 #if defined(SERIAL_PORT) && SERIAL_PORT >= 0
   template class MarlinSerial< MarlinSerialCfg<SERIAL_PORT> >;
-  MSerialT customizedSerial1(MarlinSerialCfg<SERIAL_PORT>::EMERGENCYPARSER);
+  MSerialT1 customizedSerial1(MarlinSerialCfg<SERIAL_PORT>::EMERGENCYPARSER);
 #endif
 
 #if defined(SERIAL_PORT_2) && SERIAL_PORT_2 >= 0

Marlin/src/HAL/DUE/MarlinSerial.h

@@ -141,8 +141,8 @@ struct MarlinSerialCfg {
 };
 
 #if defined(SERIAL_PORT) && SERIAL_PORT >= 0
-  typedef Serial1Class< MarlinSerial< MarlinSerialCfg<SERIAL_PORT> > > MSerialT;
+  typedef Serial1Class< MarlinSerial< MarlinSerialCfg<SERIAL_PORT> > > MSerialT1;
-  extern MSerialT customizedSerial1;
+  extern MSerialT1 customizedSerial1;
 #endif
 
 #if defined(SERIAL_PORT_2) && SERIAL_PORT_2 >= 0

Marlin/src/HAL/DUE/MarlinSerialUSB.cpp

@@ -19,13 +19,13 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
+#ifdef ARDUINO_ARCH_SAM
 
 /**
  * MarlinSerial_Due.cpp - Hardware serial library for Arduino DUE
  * Copyright (c) 2017 Eduardo José Tagle. All right reserved
  * Based on MarlinSerial for AVR, copyright (c) 2006 Nicholas Zambetti.  All right reserved.
  */
-#ifdef ARDUINO_ARCH_SAM
 
 #include "../../inc/MarlinConfig.h"
 
@@ -65,7 +65,7 @@ int MarlinSerialUSB::peek() {
 
   pending_char = udi_cdc_getc();
 
-  TERN_(EMERGENCY_PARSER, emergency_parser.update(static_cast<MSerialT*>(this)->emergency_state, (char)pending_char));
+  TERN_(EMERGENCY_PARSER, emergency_parser.update(static_cast<MSerialT1*>(this)->emergency_state, (char)pending_char));
 
   return pending_char;
 }
@@ -87,7 +87,7 @@ int MarlinSerialUSB::read() {
 
   int c = udi_cdc_getc();
 
-  TERN_(EMERGENCY_PARSER, emergency_parser.update(static_cast<MSerialT*>(this)->emergency_state, (char)c));
+  TERN_(EMERGENCY_PARSER, emergency_parser.update(static_cast<MSerialT1*>(this)->emergency_state, (char)c));
 
   return c;
 }
@@ -129,10 +129,10 @@ size_t MarlinSerialUSB::write(const uint8_t c) {
 
 // Preinstantiate
 #if SERIAL_PORT == -1
-  MSerialT customizedSerial1(TERN0(EMERGENCY_PARSER, true));
+  MSerialT1 customizedSerial1(TERN0(EMERGENCY_PARSER, true));
 #endif
 #if SERIAL_PORT_2 == -1
-  MSerialT customizedSerial2(TERN0(EMERGENCY_PARSER, true));
+  MSerialT2 customizedSerial2(TERN0(EMERGENCY_PARSER, true));
 #endif
 
 #endif // HAS_USB_SERIAL

Marlin/src/HAL/DUE/MarlinSerialUSB.h

@@ -27,11 +27,9 @@
  */
 
 #include "../../inc/MarlinConfig.h"
-#if HAS_USB_SERIAL
-
-#include <WString.h>
 #include "../../core/serial_hook.h"
 
+#include <WString.h>
 
 struct MarlinSerialUSB {
   void begin(const long);
@@ -50,14 +48,14 @@ struct MarlinSerialUSB {
     FORCE_INLINE int rxMaxEnqueued() { return 0; }
   #endif
 };
-typedef Serial1Class<MarlinSerialUSB> MSerialT;
 
 #if SERIAL_PORT == -1
-  extern MSerialT customizedSerial1;
+  typedef Serial1Class<MarlinSerialUSB> MSerialT1;
+  extern MSerialT1 customizedSerial1;
 #endif
 
 #if SERIAL_PORT_2 == -1
-  extern MSerialT customizedSerial2;
+  typedef Serial1Class<MarlinSerialUSB> MSerialT2;
+  extern MSerialT2 customizedSerial2;
 #endif
 
-#endif // HAS_USB_SERIAL

Marlin/src/HAL/ESP32/WebSocketSerial.cpp

@@ -29,7 +29,7 @@
 #include "wifi.h"
 #include <ESPAsyncWebServer.h>
 
-MSerialT webSocketSerial(false);
+MSerialWebSocketT webSocketSerial(false);
 AsyncWebSocket ws("/ws"); // TODO Move inside the class.
 
 // RingBuffer impl

Marlin/src/HAL/ESP32/WebSocketSerial.h

@@ -81,5 +81,5 @@ public:
   #endif
 };
 
-typedef Serial1Class<WebSocketSerial> MSerialT;
+typedef Serial1Class<WebSocketSerial> MSerialWebSocketT;
-extern MSerialT webSocketSerial;
+extern MSerialWebSocketT webSocketSerial;

Marlin/src/HAL/LPC1768/MarlinSerial.cpp

@@ -26,9 +26,9 @@
 #include "../../inc/MarlinConfig.h"
 
 #if USING_HW_SERIAL0
-  MarlinSerial _MSerial(LPC_UART0);
+  MarlinSerial _MSerial0(LPC_UART0);
-  MSerialT MSerial0(true, _MSerial);
+  MSerialT MSerial0(true, _MSerial0);
-  extern "C" void UART0_IRQHandler() { _MSerial.IRQHandler(); }
+  extern "C" void UART0_IRQHandler() { _MSerial0.IRQHandler(); }
 #endif
 #if USING_HW_SERIAL1
   MarlinSerial _MSerial1((LPC_UART_TypeDef *) LPC_UART1);
@@ -52,7 +52,7 @@
     // Need to figure out which serial port we are and react in consequence (Marlin does not have CONTAINER_OF macro)
     if (false) {}
     #if USING_HW_SERIAL0
-      else if (this == &_MSerial) emergency_parser.update(MSerial0.emergency_state, c);
+      else if (this == &_MSerial0) emergency_parser.update(MSerial0.emergency_state, c);
     #endif
     #if USING_HW_SERIAL1
       else if (this == &_MSerial1) emergency_parser.update(MSerial1.emergency_state, c);

Marlin/src/HAL/SAMD51/HAL.h

@@ -43,8 +43,6 @@
   extern DefaultSerial4 MSerial3;
   extern DefaultSerial5 MSerial4;
 
-  // MYSERIAL1 required before MarlinSerial includes!
-
   #define __MSERIAL(X) MSerial##X
   #define _MSERIAL(X) __MSERIAL(X)
   #define MSERIAL(X) _MSERIAL(INCREMENT(X))

Marlin/src/HAL/STM32/HAL.h

@@ -37,6 +37,9 @@
 
 #include <stdint.h>
 
+//
+// Serial Ports
+//
 #ifdef USBCON
   #include <USBSerial.h>
   #include "../../core/serial_hook.h"
@@ -44,9 +47,6 @@
   extern DefaultSerial1 MSerial0;
 #endif
 
-// ------------------------
-// Defines
-// ------------------------
 #define _MSERIAL(X) MSerial##X
 #define MSERIAL(X) _MSERIAL(X)
 

Marlin/src/HAL/STM32F1/HAL.h

@@ -36,7 +36,6 @@
 #include "fastio.h"
 #include "watchdog.h"
 
-
 #include <stdint.h>
 #include <util/atomic.h>
 
@@ -63,11 +62,10 @@
 #ifdef SERIAL_USB
   typedef ForwardSerial1Class< USBSerial > DefaultSerial1;
   extern DefaultSerial1 MSerial0;
-
+  #if HAS_SD_HOST_DRIVE
-  #if !HAS_SD_HOST_DRIVE
-    #define UsbSerial MSerial0
-  #else
     #define UsbSerial MarlinCompositeSerial
+  #else
+    #define UsbSerial MSerial0
   #endif
 #endif
 
@@ -86,11 +84,7 @@
   #define MYSERIAL1 MSERIAL(SERIAL_PORT)
 #else
   #define MYSERIAL1 MSERIAL(1) // dummy port
-  #if NUM_UARTS == 5
+  static_assert(false, "SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
-    #error "SERIAL_PORT must be from 1 to 5. You can also use -1 if the board supports Native USB."
-  #else
-    #error "SERIAL_PORT must be from 1 to 3. You can also use -1 if the board supports Native USB."
-  #endif
 #endif
 
 #ifdef SERIAL_PORT_2
@@ -100,11 +94,7 @@
     #define MYSERIAL2 MSERIAL(SERIAL_PORT_2)
   #else
     #define MYSERIAL2 MSERIAL(1) // dummy port
-    #if NUM_UARTS == 5
+    static_assert(false, "SERIAL_PORT_2 must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
-      #error "SERIAL_PORT_2 must be from 1 to 5. You can also use -1 if the board supports Native USB."
-    #else
-      #error "SERIAL_PORT_2 must be from 1 to 3. You can also use -1 if the board supports Native USB."
-    #endif
   #endif
 #endif
 
@@ -115,11 +105,7 @@
     #define MMU2_SERIAL MSERIAL(MMU2_SERIAL_PORT)
   #else
     #define MMU2_SERIAL MSERIAL(1) // dummy port
-    #if NUM_UARTS == 5
+    static_assert(false, "MMU2_SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
-      #error "MMU2_SERIAL_PORT must be from 1 to 5. You can also use -1 if the board supports Native USB."
-    #else
-      #error "MMU2_SERIAL_PORT must be from 1 to 3. You can also use -1 if the board supports Native USB."
-    #endif
   #endif
 #endif
 
@@ -130,11 +116,7 @@
     #define LCD_SERIAL MSERIAL(LCD_SERIAL_PORT)
   #else
     #define LCD_SERIAL MSERIAL(1) // dummy port
-    #if NUM_UARTS == 5
+    static_assert(false, "LCD_SERIAL_PORT must be from 1 to " STRINGIFY(NUM_UARTS) ". You can also use -1 if the board supports Native USB.")
-      #error "LCD_SERIAL_PORT must be from 1 to 5. You can also use -1 if the board supports Native USB."
-    #else
-      #error "LCD_SERIAL_PORT must be from 1 to 3. You can also use -1 if the board supports Native USB."
-    #endif
   #endif
   #if HAS_DGUS_LCD
     #define SERIAL_GET_TX_BUFFER_FREE() LCD_SERIAL.availableForWrite()

Marlin/src/HAL/TEENSY31_32/HAL.h

@@ -68,6 +68,8 @@ extern USBSerialType USBSerial;
 #elif WITHIN(SERIAL_PORT, 0, 3)
   DECLARE_SERIAL(SERIAL_PORT);
   #define MYSERIAL1 MSERIAL(SERIAL_PORT)
+#else
+  #error "The required SERIAL_PORT must be from 0 to 3, or -1 for Native USB."
 #endif
 
 #define HAL_SERVO_LIB libServo

Marlin/src/core/serial.h

@@ -87,16 +87,12 @@ extern uint8_t marlin_debug_flags;
   // If we have a catchall, use that directly
   #ifdef SERIAL_CATCHALL
     #define _SERIAL_LEAF_2 SERIAL_CATCHALL
-  #else
+  #elif HAS_ETHERNET
-    #if HAS_ETHERNET
+    typedef ConditionalSerial<decltype(MYSERIAL2)> SerialLeafT2;  // We need to create an instance here
-      // We need to create an instance here
-      typedef ConditionalSerial<decltype(MYSERIAL2)> SerialLeafT2;
     extern SerialLeafT2 msSerial2;
     #define _SERIAL_LEAF_2 msSerial2
   #else
-      // Don't create a useless instance here, directly use the existing instance
+    #define _SERIAL_LEAF_2 MYSERIAL2 // Don't create a useless instance here, directly use the existing instance
-      #define _SERIAL_LEAF_2 MYSERIAL2
-    #endif
   #endif
 
   // Hook Meatpack if it's enabled on the second leaf

Marlin/src/inc/Conditionals_post.h

@@ -1949,7 +1949,6 @@
 #undef _SERIAL_ID
 #undef _TMC_UART_IS
 #undef TMC_UART_IS
-#undef CONF_SERIAL_IS
 #undef ANY_SERIAL_IS
 
 //

Marlin/src/pins/pinsDebug.h

@@ -45,34 +45,22 @@
 
 // manually add pins that have names that are macros which don't play well with these macros
 #if ANY(AVR_ATmega2560_FAMILY, AVR_ATmega1284_FAMILY, ARDUINO_ARCH_SAM, TARGET_LPC1768)
-  #if SERIAL_PORT == 0
+  #if CONF_SERIAL_IS(0)
     static const char RXD_NAME_0[] PROGMEM = { "RXD0" };
     static const char TXD_NAME_0[] PROGMEM = { "TXD0" };
-  #elif SERIAL_PORT == 1
+  #endif
+  #if CONF_SERIAL_IS(1)
     static const char RXD_NAME_1[] PROGMEM = { "RXD1" };
     static const char TXD_NAME_1[] PROGMEM = { "TXD1" };
-  #elif SERIAL_PORT == 2
+  #endif
+  #if CONF_SERIAL_IS(2)
     static const char RXD_NAME_2[] PROGMEM = { "RXD2" };
     static const char TXD_NAME_2[] PROGMEM = { "TXD2" };
-  #elif SERIAL_PORT == 3
+  #endif
+  #if CONF_SERIAL_IS(3)
     static const char RXD_NAME_3[] PROGMEM = { "RXD3" };
     static const char TXD_NAME_3[] PROGMEM = { "TXD3" };
   #endif
-  #ifdef SERIAL_PORT_2
-    #if SERIAL_PORT_2 == 0
-      static const char RXD_NAME_0[] PROGMEM = { "RXD0" };
-      static const char TXD_NAME_0[] PROGMEM = { "TXD0" };
-    #elif SERIAL_PORT_2 == 1
-      static const char RXD_NAME_1[] PROGMEM = { "RXD1" };
-      static const char TXD_NAME_1[] PROGMEM = { "TXD1" };
-    #elif SERIAL_PORT_2 == 2
-      static const char RXD_NAME_2[] PROGMEM = { "RXD2" };
-      static const char TXD_NAME_2[] PROGMEM = { "TXD2" };
-    #elif SERIAL_PORT_2 == 3
-      static const char RXD_NAME_3[] PROGMEM = { "RXD3" };
-      static const char TXD_NAME_3[] PROGMEM = { "TXD3" };
-    #endif
-  #endif
 #endif
 
 /////////////////////////////////////////////////////////////////////////////
@@ -103,12 +91,11 @@ const PinInfo pin_array[] PROGMEM = {
    *  Each entry takes up 6 bytes in FLASH:
    *     2 byte pointer to location of the name string
    *     2 bytes containing the pin number
-   *         analog pin numbers were convereted to digital when the array was created
+   *         analog pin numbers were converted to digital when the array was created
    *     2 bytes containing the digital/analog bool flag
    */
 
-  // manually add pins ...
+  #if CONF_SERIAL_IS(0)
-  #if SERIAL_PORT == 0
     #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
       { RXD_NAME_0, 0, true },
       { TXD_NAME_0, 1, true },
@@ -119,7 +106,9 @@ const PinInfo pin_array[] PROGMEM = {
       { RXD_NAME_0, 3, true },
       { TXD_NAME_0, 2, true },
     #endif
-  #elif SERIAL_PORT == 1
+  #endif
+
+  #if CONF_SERIAL_IS(1)
     #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
       { RXD_NAME_1, 19, true },
       { TXD_NAME_1, 18, true },
@@ -135,66 +124,9 @@ const PinInfo pin_array[] PROGMEM = {
         { TXD_NAME_1, 15, true },
       #endif
     #endif
-  #elif SERIAL_PORT == 2
-    #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
-      { RXD_NAME_2, 17, true },
-      { TXD_NAME_2, 16, true },
-    #elif defined(TARGET_LPC1768)
-      #ifdef LPC_PINCFG_UART2_P2_08         // TX P2_08  RX P2_09
-        { RXD_NAME_2, 0x49, true },
-        { TXD_NAME_2, 0x48, true },
-      #else                                 // TX P0_10  RX P0_11
-        { RXD_NAME_2, 11, true },
-        { TXD_NAME_2, 10, true },
-      #endif
-    #endif
-  #elif SERIAL_PORT == 3
-    #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
-      { RXD_NAME_3, 15, true },
-      { TXD_NAME_3, 14, true },
-    #elif defined(TARGET_LPC1768)
-      #ifdef LPC_PINCFG_UART3_P0_25         // TX P0_25  RX P0_26
-        { RXD_NAME_3, 0x1A, true },
-        { TXD_NAME_3, 0x19, true },
-      #elif defined(LPC_PINCFG_UART3_P4_28) // TX P4_28  RX P4_29
-        { RXD_NAME_3, 0x9D, true },
-        { TXD_NAME_3, 0x9C, true },
-      #else                                 // TX P0_00  RX P0_01
-        { RXD_NAME_3, 1, true },
-        { TXD_NAME_3, 0, true },
-      #endif
-    #endif
   #endif
 
-  #ifdef SERIAL_PORT_2
+  #if CONF_SERIAL_IS(2)
-    #if SERIAL_PORT_2 == 0
-      #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
-        { RXD_NAME_0, 0, true },
-        { TXD_NAME_0, 1, true },
-      #elif AVR_ATmega1284_FAMILY
-        { RXD_NAME_0, 8, true },
-        { TXD_NAME_0, 9, true },
-      #elif defined(TARGET_LPC1768)           // TX P0_02  RX P0_03
-        { RXD_NAME_0, 3, true },
-        { TXD_NAME_0, 2, true },
-      #endif
-    #elif SERIAL_PORT_2 == 1
-      #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
-        { RXD_NAME_1, 19, true },
-        { TXD_NAME_1, 18, true },
-      #elif AVR_ATmega1284_FAMILY
-        { RXD_NAME_1, 10, true },
-        { TXD_NAME_1, 11, true },
-      #elif defined(TARGET_LPC1768)
-        #ifdef LPC_PINCFG_UART1_P2_00         // TX P2_00  RX P2_01
-          { RXD_NAME_1, 0x41, true },
-          { TXD_NAME_1, 0x40, true },
-        #else                                 // TX P0_15  RX P0_16
-          { RXD_NAME_1, 16, true },
-          { TXD_NAME_1, 15, true },
-        #endif
-      #endif
-    #elif SERIAL_PORT_2 == 2
     #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
       { RXD_NAME_2, 17, true },
       { TXD_NAME_2, 16, true },
@@ -207,7 +139,9 @@ const PinInfo pin_array[] PROGMEM = {
         { TXD_NAME_2, 10, true },
       #endif
     #endif
-    #elif SERIAL_PORT_2 == 3
+  #endif
+
+  #if CONF_SERIAL_IS(3)
     #if EITHER(AVR_ATmega2560_FAMILY, ARDUINO_ARCH_SAM)
       { RXD_NAME_3, 15, true },
       { TXD_NAME_3, 14, true },
@@ -224,10 +158,9 @@ const PinInfo pin_array[] PROGMEM = {
       #endif
     #endif
   #endif
-  #endif
 
   #include "pinsDebug_list.h"
-  #line 231
+  #line 164
 
 };