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pins_postprocess.h
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pins_postprocess.h
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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program 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.
*
* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#pragma once
//
// File: pins/pins_postprocess.h
// Post-process pins according to configured settings
//
// Define certain undefined pins
#ifndef X_MS1_PIN
#define X_MS1_PIN -1
#endif
#ifndef X_MS2_PIN
#define X_MS2_PIN -1
#endif
#ifndef X_MS3_PIN
#define X_MS3_PIN -1
#endif
#ifndef Y_MS1_PIN
#define Y_MS1_PIN -1
#endif
#ifndef Y_MS2_PIN
#define Y_MS2_PIN -1
#endif
#ifndef Y_MS3_PIN
#define Y_MS3_PIN -1
#endif
#ifndef Z_MS1_PIN
#define Z_MS1_PIN -1
#endif
#ifndef Z_MS2_PIN
#define Z_MS2_PIN -1
#endif
#ifndef Z_MS3_PIN
#define Z_MS3_PIN -1
#endif
#ifndef E0_MS1_PIN
#define E0_MS1_PIN -1
#endif
#ifndef E0_MS2_PIN
#define E0_MS2_PIN -1
#endif
#ifndef E0_MS3_PIN
#define E0_MS3_PIN -1
#endif
#ifndef E1_MS1_PIN
#define E1_MS1_PIN -1
#endif
#ifndef E1_MS2_PIN
#define E1_MS2_PIN -1
#endif
#ifndef E1_MS3_PIN
#define E1_MS3_PIN -1
#endif
#ifndef E2_MS1_PIN
#define E2_MS1_PIN -1
#endif
#ifndef E2_MS2_PIN
#define E2_MS2_PIN -1
#endif
#ifndef E2_MS3_PIN
#define E2_MS3_PIN -1
#endif
#ifndef E3_MS1_PIN
#define E3_MS1_PIN -1
#endif
#ifndef E3_MS2_PIN
#define E3_MS2_PIN -1
#endif
#ifndef E3_MS3_PIN
#define E3_MS3_PIN -1
#endif
#ifndef E4_MS1_PIN
#define E4_MS1_PIN -1
#endif
#ifndef E4_MS2_PIN
#define E4_MS2_PIN -1
#endif
#ifndef E4_MS3_PIN
#define E4_MS3_PIN -1
#endif
#ifndef E5_MS1_PIN
#define E5_MS1_PIN -1
#endif
#ifndef E5_MS2_PIN
#define E5_MS2_PIN -1
#endif
#ifndef E5_MS3_PIN
#define E5_MS3_PIN -1
#endif
#ifndef E6_MS1_PIN
#define E6_MS1_PIN -1
#endif
#ifndef E6_MS2_PIN
#define E6_MS2_PIN -1
#endif
#ifndef E6_MS3_PIN
#define E6_MS3_PIN -1
#endif
#ifndef E7_MS1_PIN
#define E7_MS1_PIN -1
#endif
#ifndef E7_MS2_PIN
#define E7_MS2_PIN -1
#endif
#ifndef E7_MS3_PIN
#define E7_MS3_PIN -1
#endif
#ifndef E0_STEP_PIN
#define E0_STEP_PIN -1
#endif
#ifndef E0_DIR_PIN
#define E0_DIR_PIN -1
#endif
#ifndef E0_ENABLE_PIN
#define E0_ENABLE_PIN -1
#endif
#ifndef E1_STEP_PIN
#define E1_STEP_PIN -1
#endif
#ifndef E1_DIR_PIN
#define E1_DIR_PIN -1
#endif
#ifndef E1_ENABLE_PIN
#define E1_ENABLE_PIN -1
#endif
#ifndef E2_STEP_PIN
#define E2_STEP_PIN -1
#endif
#ifndef E2_DIR_PIN
#define E2_DIR_PIN -1
#endif
#ifndef E2_ENABLE_PIN
#define E2_ENABLE_PIN -1
#endif
#ifndef E3_STEP_PIN
#define E3_STEP_PIN -1
#endif
#ifndef E3_DIR_PIN
#define E3_DIR_PIN -1
#endif
#ifndef E3_ENABLE_PIN
#define E3_ENABLE_PIN -1
#endif
#ifndef E4_STEP_PIN
#define E4_STEP_PIN -1
#endif
#ifndef E4_DIR_PIN
#define E4_DIR_PIN -1
#endif
#ifndef E4_ENABLE_PIN
#define E4_ENABLE_PIN -1
#endif
#ifndef E5_STEP_PIN
#define E5_STEP_PIN -1
#endif
#ifndef E5_DIR_PIN
#define E5_DIR_PIN -1
#endif
#ifndef E5_ENABLE_PIN
#define E5_ENABLE_PIN -1
#endif
#ifndef E6_STEP_PIN
#define E6_STEP_PIN -1
#endif
#ifndef E6_DIR_PIN
#define E6_DIR_PIN -1
#endif
#ifndef E6_ENABLE_PIN
#define E6_ENABLE_PIN -1
#endif
#ifndef E7_STEP_PIN
#define E7_STEP_PIN -1
#endif
#ifndef E7_DIR_PIN
#define E7_DIR_PIN -1
#endif
#ifndef E7_ENABLE_PIN
#define E7_ENABLE_PIN -1
#endif
//
// Destroy unused CS pins
//
#if !AXIS_HAS_SPI(X)
#undef X_CS_PIN
#endif
#if !AXIS_HAS_SPI(Y)
#undef Y_CS_PIN
#endif
#if !AXIS_HAS_SPI(Z)
#undef Z_CS_PIN
#endif
#if !AXIS_HAS_SPI(I)
#undef I_CS_PIN
#endif
#if !AXIS_HAS_SPI(J)
#undef J_CS_PIN
#endif
#if !AXIS_HAS_SPI(K)
#undef K_CS_PIN
#endif
#if !AXIS_HAS_SPI(U)
#undef U_CS_PIN
#endif
#if !AXIS_HAS_SPI(V)
#undef V_CS_PIN
#endif
#if !AXIS_HAS_SPI(W)
#undef W_CS_PIN
#endif
#if E_STEPPERS && !AXIS_HAS_SPI(E0)
#undef E0_CS_PIN
#endif
#if E_STEPPERS > 1 && !AXIS_HAS_SPI(E1)
#undef E1_CS_PIN
#endif
#if E_STEPPERS > 2 && !AXIS_HAS_SPI(E2)
#undef E2_CS_PIN
#endif
#if E_STEPPERS > 3 && !AXIS_HAS_SPI(E3)
#undef E3_CS_PIN
#endif
#if E_STEPPERS > 4 && !AXIS_HAS_SPI(E4)
#undef E4_CS_PIN
#endif
#if E_STEPPERS > 5 && !AXIS_HAS_SPI(E5)
#undef E5_CS_PIN
#endif
#if E_STEPPERS > 6 && !AXIS_HAS_SPI(E6)
#undef E6_CS_PIN
#endif
#if E_STEPPERS > 7 && !AXIS_HAS_SPI(E7)
#undef E7_CS_PIN
#endif
#ifndef X_CS_PIN
#define X_CS_PIN -1
#endif
#ifndef Y_CS_PIN
#define Y_CS_PIN -1
#endif
#ifndef Z_CS_PIN
#define Z_CS_PIN -1
#endif
#ifndef I_CS_PIN
#define I_CS_PIN -1
#endif
#ifndef J_CS_PIN
#define J_CS_PIN -1
#endif
#ifndef K_CS_PIN
#define K_CS_PIN -1
#endif
#ifndef U_CS_PIN
#define U_CS_PIN -1
#endif
#ifndef V_CS_PIN
#define V_CS_PIN -1
#endif
#ifndef W_CS_PIN
#define W_CS_PIN -1
#endif
#ifndef E0_CS_PIN
#define E0_CS_PIN -1
#endif
#ifndef E1_CS_PIN
#define E1_CS_PIN -1
#endif
#ifndef E2_CS_PIN
#define E2_CS_PIN -1
#endif
#ifndef E3_CS_PIN
#define E3_CS_PIN -1
#endif
#ifndef E4_CS_PIN
#define E4_CS_PIN -1
#endif
#ifndef E5_CS_PIN
#define E5_CS_PIN -1
#endif
#ifndef E6_CS_PIN
#define E6_CS_PIN -1
#endif
#ifndef E7_CS_PIN
#define E7_CS_PIN -1
#endif
//
// Destroy stepper driver RX and TX pins when set to -1
//
#if !PIN_EXISTS(Z2_SERIAL_TX)
#undef Z2_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(Z2_SERIAL_RX)
#undef Z2_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(Z3_SERIAL_TX)
#undef Z3_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(Z3_SERIAL_RX)
#undef Z3_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(Z4_SERIAL_TX)
#undef Z4_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(Z4_SERIAL_RX)
#undef Z4_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(X2_SERIAL_TX)
#undef X2_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(X2_SERIAL_RX)
#undef X2_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(Y2_SERIAL_TX)
#undef Y2_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(Y2_SERIAL_RX)
#undef Y2_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(I_SERIAL_TX)
#undef I_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(I_SERIAL_RX)
#undef I_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(J_SERIAL_TX)
#undef J_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(J_SERIAL_RX)
#undef J_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(K_SERIAL_TX)
#undef K_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(K_SERIAL_RX)
#undef K_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(U_SERIAL_TX)
#undef U_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(U_SERIAL_RX)
#undef U_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(V_SERIAL_TX)
#undef V_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(V_SERIAL_RX)
#undef V_SERIAL_RX_PIN
#endif
#if !PIN_EXISTS(W_SERIAL_TX)
#undef W_SERIAL_TX_PIN
#endif
#if !PIN_EXISTS(W_SERIAL_RX)
#undef W_SERIAL_RX_PIN
#endif
#ifndef FAN0_PIN
#define FAN0_PIN -1
#endif
#ifndef FAN1_PIN
#define FAN1_PIN -1
#endif
#ifndef FAN2_PIN
#define FAN2_PIN -1
#endif
#ifndef CONTROLLER_FAN_PIN
#define CONTROLLER_FAN_PIN -1
#endif
#ifndef FANMUX0_PIN
#define FANMUX0_PIN -1
#endif
#ifndef FANMUX1_PIN
#define FANMUX1_PIN -1
#endif
#ifndef FANMUX2_PIN
#define FANMUX2_PIN -1
#endif
#ifndef HEATER_0_PIN
#define HEATER_0_PIN -1
#endif
#ifndef HEATER_1_PIN
#define HEATER_1_PIN -1
#endif
#ifndef HEATER_2_PIN
#define HEATER_2_PIN -1
#endif
#ifndef HEATER_3_PIN
#define HEATER_3_PIN -1
#endif
#ifndef HEATER_4_PIN
#define HEATER_4_PIN -1
#endif
#ifndef HEATER_5_PIN
#define HEATER_5_PIN -1
#endif
#ifndef HEATER_6_PIN
#define HEATER_6_PIN -1
#endif
#ifndef HEATER_7_PIN
#define HEATER_7_PIN -1
#endif
#ifndef HEATER_BED_PIN
#define HEATER_BED_PIN -1
#endif
#ifndef TEMP_0_PIN
#define TEMP_0_PIN -1
#endif
#ifndef TEMP_1_PIN
#define TEMP_1_PIN -1
#endif
#ifndef TEMP_2_PIN
#define TEMP_2_PIN -1
#endif
#ifndef TEMP_3_PIN
#define TEMP_3_PIN -1
#endif
#ifndef TEMP_4_PIN
#define TEMP_4_PIN -1
#endif
#ifndef TEMP_5_PIN
#define TEMP_5_PIN -1
#endif
#ifndef TEMP_6_PIN
#define TEMP_6_PIN -1
#endif
#ifndef TEMP_7_PIN
#define TEMP_7_PIN -1
#endif
#ifndef TEMP_BED_PIN
#define TEMP_BED_PIN -1
#endif
// Use ATEMP if TEMP_SOC_PIN is not defined
#if !defined(TEMP_SOC_PIN) && defined(ATEMP)
#define TEMP_SOC_PIN ATEMP
#endif
#ifndef SD_DETECT_PIN
#define SD_DETECT_PIN -1
#endif
#ifndef SDPOWER_PIN
#define SDPOWER_PIN -1
#endif
#ifndef SDSS
#define SDSS -1
#endif
#ifndef LED_PIN
#define LED_PIN -1
#endif
#if DISABLED(PSU_CONTROL) || !defined(PS_ON_PIN)
#undef PS_ON_PIN
#define PS_ON_PIN -1
#endif
#if DISABLED(PSU_OFF_REDUNDANT) || !defined(PS_ON1_PIN)
#undef PS_ON1_PIN
#define PS_ON1_PIN -1
#endif
#ifndef KILL_PIN
#define KILL_PIN -1
#endif
#ifndef SUICIDE_PIN
#define SUICIDE_PIN -1
#endif
#ifndef SUICIDE_PIN_STATE
#define SUICIDE_PIN_STATE LOW
#endif
#if PIN_EXISTS(SERVO5)
#define NUM_SERVO_PLUGS 6
#elif PIN_EXISTS(SERVO4)
#define NUM_SERVO_PLUGS 5
#elif PIN_EXISTS(SERVO3)
#define NUM_SERVO_PLUGS 4
#elif PIN_EXISTS(SERVO2)
#define NUM_SERVO_PLUGS 3
#elif PIN_EXISTS(SERVO1)
#define NUM_SERVO_PLUGS 2
#elif PIN_EXISTS(SERVO0)
#define NUM_SERVO_PLUGS 1
#else
#define NUM_SERVO_PLUGS 0
#endif
// Only used within pins files
#undef NEEDS_X_MINMAX
#undef NEEDS_Y_MINMAX
#undef NEEDS_Z_MINMAX
//
// Assign endstop pins, with handling for boards that have only 3 connectors
//
#if HAS_X_AXIS
#ifdef X_STOP_PIN
#if X_HOME_TO_MIN
#define X_MIN_PIN X_STOP_PIN
#elif X_HOME_TO_MAX
#define X_MAX_PIN X_STOP_PIN
#endif
#elif X_HOME_TO_MIN
#define X_STOP_PIN X_MIN_PIN
#elif X_HOME_TO_MAX
#define X_STOP_PIN X_MAX_PIN
#endif
#if !defined(X2_STOP_PIN) && ENABLED(X_DUAL_ENDSTOPS) && PIN_EXISTS(X_STOP)
#define X2_STOP_PIN X_STOP_PIN
#endif
#endif
#if HAS_Y_AXIS
#ifdef Y_STOP_PIN
#if Y_HOME_TO_MIN
#define Y_MIN_PIN Y_STOP_PIN
#elif Y_HOME_TO_MAX
#define Y_MAX_PIN Y_STOP_PIN
#endif
#elif Y_HOME_TO_MIN
#define Y_STOP_PIN Y_MIN_PIN
#elif X_HOME_TO_MAX
#define Y_STOP_PIN Y_MAX_PIN
#endif
#if !defined(Y2_STOP_PIN) && ENABLED(Y_DUAL_ENDSTOPS) && PIN_EXISTS(Y_STOP)
#define Y2_STOP_PIN Y_STOP_PIN
#endif
#endif
#if HAS_Z_AXIS
#ifdef Z_STOP_PIN
#if Z_HOME_TO_MIN
#define Z_MIN_PIN Z_STOP_PIN
#elif Z_HOME_TO_MAX
#define Z_MAX_PIN Z_STOP_PIN
#endif
#elif Z_HOME_TO_MIN
#define Z_STOP_PIN Z_MIN_PIN
#elif Z_HOME_TO_MAX
#define Z_STOP_PIN Z_MAX_PIN
#endif
#if ENABLED(Z_MULTI_ENDSTOPS) && PIN_EXISTS(Z_STOP)
#ifndef Z2_STOP_PIN
#define Z2_STOP_PIN Z_STOP_PIN
#endif
#if NUM_Z_STEPPERS >= 3 && !defined(Z3_STOP_PIN)
#define Z3_STOP_PIN Z_STOP_PIN
#endif
#if NUM_Z_STEPPERS >= 4 && !defined(Z4_STOP_PIN)
#define Z4_STOP_PIN Z_STOP_PIN
#endif
#endif
#endif
#if HAS_I_AXIS
#ifdef I_STOP_PIN
#if I_HOME_TO_MIN
#define I_MIN_PIN I_STOP_PIN
#elif I_HOME_TO_MAX
#define I_MAX_PIN I_STOP_PIN
#endif
#elif I_HOME_TO_MIN
#define I_STOP_PIN I_MIN_PIN
#elif I_HOME_TO_MAX
#define I_STOP_PIN I_MAX_PIN
#endif
#endif
#if HAS_J_AXIS
#ifdef J_STOP_PIN
#if J_HOME_TO_MIN
#define J_MIN_PIN J_STOP_PIN
#elif J_HOME_TO_MAX
#define J_MAX_PIN J_STOP_PIN
#endif
#elif J_HOME_TO_MIN
#define J_STOP_PIN J_MIN_PIN
#elif J_HOME_TO_MAX
#define J_STOP_PIN J_MAX_PIN
#endif
#endif
#if HAS_K_AXIS
#ifdef K_STOP_PIN
#if K_HOME_TO_MIN
#define K_MIN_PIN K_STOP_PIN
#elif K_HOME_TO_MAX
#define K_MAX_PIN K_STOP_PIN
#endif
#elif K_HOME_TO_MIN
#define K_STOP_PIN K_MIN_PIN
#elif K_HOME_TO_MAX
#define K_STOP_PIN K_MAX_PIN
#endif
#endif
#if HAS_U_AXIS
#ifdef U_STOP_PIN
#if U_HOME_TO_MIN
#define U_MIN_PIN U_STOP_PIN
#elif U_HOME_TO_MAX
#define U_MAX_PIN U_STOP_PIN
#endif
#elif U_HOME_TO_MIN
#define U_STOP_PIN U_MIN_PIN
#elif U_HOME_TO_MAX
#define U_STOP_PIN U_MAX_PIN
#endif
#endif
#if HAS_V_AXIS
#ifdef V_STOP_PIN
#if V_HOME_TO_MIN
#define V_MIN_PIN V_STOP_PIN
#elif V_HOME_TO_MAX
#define V_MAX_PIN V_STOP_PIN
#endif
#elif V_HOME_TO_MIN
#define V_STOP_PIN V_MIN_PIN
#elif V_HOME_TO_MAX
#define V_STOP_PIN V_MAX_PIN
#endif
#endif
#if HAS_W_AXIS
#ifdef W_STOP_PIN
#if W_HOME_TO_MIN
#define W_MIN_PIN W_STOP_PIN
#elif W_HOME_TO_MAX
#define W_MAX_PIN W_STOP_PIN
#endif
#elif W_HOME_TO_MIN
#define W_STOP_PIN W_MIN_PIN
#elif W_HOME_TO_MAX
#define W_STOP_PIN W_MAX_PIN
#endif
#endif
// Filament Sensor first pin alias
#if HAS_FILAMENT_SENSOR
#define FIL_RUNOUT1_PIN FIL_RUNOUT_PIN // Filament Sensor first pin alias
#else
#undef FIL_RUNOUT_PIN
#undef FIL_RUNOUT1_PIN
#endif
#if NUM_RUNOUT_SENSORS < 2
#undef FIL_RUNOUT2_PIN
#endif
#undef LCD_PINS_DEFINED
#ifndef LCD_PINS_D4
#define LCD_PINS_D4 -1
#endif
#if HAS_MARLINUI_HD44780 || TOUCH_UI_ULTIPANEL
#ifndef LCD_PINS_D5
#define LCD_PINS_D5 -1
#endif
#ifndef LCD_PINS_D6
#define LCD_PINS_D6 -1
#endif
#ifndef LCD_PINS_D7
#define LCD_PINS_D7 -1
#endif
#endif
// Utility macros to define extra axis pins in terms of E pins
#define __EPIN(p,q) E##p##_##q##_PIN
#define _EPIN(p,q) __EPIN(p,q)
/**
* Auto-Assignment for Dual X, Dual Y, Multi-Z Steppers
*
* By default X2 is assigned to the next open E plug
* on the board, then in order, Y2, Z2, Z3. These can be
* overridden in Configuration.h or Configuration_adv.h.
*/
#define _E_DIAG_EXISTS(p) PIN_EXISTS(E##p##_DIAG)
#define E_DIAG_EXISTS(p) _E_DIAG_EXISTS(p)
/**
* For endstop auto-assignment some pins files pre-assign MIN/MAX endstops
* to DIAG pins so those should be preferred over just using En_DIAG_PIN.
* DIAG_REMAPPED(X2, X_MIN) ... PIN_EXISTS(X_MIN) && E(X2_E_INDEX)_DIAG_PIN == X_MIN_PIN
*/
#define DIAG_REMAPPED(p,q) (PIN_EXISTS(q) && _EPIN(p##_E_INDEX, DIAG) == q##_PIN)
#define _En_DIAG_PIN(p) E##p##_DIAG_PIN
// The E0/E1 steppers are always used for Dual E
#if ENABLED(E_DUAL_STEPPER_DRIVERS)
#ifndef E1_STEP_PIN
#error "No E1 stepper available for E_DUAL_STEPPER_DRIVERS!"
#endif
#define X2_E_INDEX INCREMENT(E_STEPPERS)
#else
#define X2_E_INDEX E_STEPPERS
#endif
// X2 auto-assignment will use up an E stepper, but not if it's chained
#if HAS_X2_STEPPER && !defined(X2_STEP_PIN) && !PIN_EXISTS(X2_CS_PIN)
#define Y2_E_INDEX INCREMENT(X2_E_INDEX)
#else
#define Y2_E_INDEX X2_E_INDEX
#endif
// The X2 axis, if any, should be the next open extruder port
#if HAS_X2_STEPPER
#ifndef X2_STEP_PIN
#define X2_STEP_PIN _EPIN(X2_E_INDEX, STEP)
#define X2_DIR_PIN _EPIN(X2_E_INDEX, DIR)
#define X2_ENABLE_PIN _EPIN(X2_E_INDEX, ENABLE)
#if X2_E_INDEX >= MAX_E_STEPPERS || !PIN_EXISTS(X2_STEP)
#error "No E stepper plug left for X2!"
#else
#define AUTO_ASSIGNED_X2_STEPPER 1
#endif
#endif
#ifndef X2_MS1_PIN
#define X2_MS1_PIN _EPIN(X2_E_INDEX, MS1)
#if PIN_EXISTS(X2_MS1)
#define AUTO_ASSIGNED_X2_MS1 1
#endif
#endif
#ifndef X2_MS2_PIN
#define X2_MS2_PIN _EPIN(X2_E_INDEX, MS2)
#if PIN_EXISTS(X2_MS2)
#define AUTO_ASSIGNED_X2_MS2 1
#endif
#endif
#ifndef X2_MS3_PIN
#define X2_MS3_PIN _EPIN(X2_E_INDEX, MS3)
#if PIN_EXISTS(X2_MS3)
#define AUTO_ASSIGNED_X2_MS3 1
#endif
#endif
#if AXIS_HAS_SPI(X2) && !defined(X2_CS_PIN)
#define X2_CS_PIN _EPIN(X2_E_INDEX, CS)
#if PIN_EXISTS(X2_CS)
#define AUTO_ASSIGNED_X2_CS 1
#endif
#endif
#if AXIS_HAS_UART(X2)
#ifndef X2_SERIAL_TX_PIN
#define X2_SERIAL_TX_PIN _EPIN(X2_E_INDEX, SERIAL_TX)
#endif
#ifndef X2_SERIAL_RX_PIN
#define X2_SERIAL_RX_PIN _EPIN(X2_E_INDEX, SERIAL_RX)
#endif
#endif
//
// Auto-assign pins for stallGuard sensorless homing
//
#if !defined(X2_STOP_PIN) && defined(X2_STALL_SENSITIVITY) && ENABLED(X_DUAL_ENDSTOPS) && E_DIAG_EXISTS(X2_E_INDEX)
#if DIAG_REMAPPED(X2, X_MIN) // If already remapped in the pins file...
#define X2_STOP_PIN X_MIN_PIN
#elif DIAG_REMAPPED(X2, Y_MIN)
#define X2_STOP_PIN Y_MIN_PIN
#elif DIAG_REMAPPED(X2, Z_MIN)
#define X2_STOP_PIN Z_MIN_PIN
#elif DIAG_REMAPPED(X2, X_MAX)
#define X2_STOP_PIN X_MAX_PIN
#elif DIAG_REMAPPED(X2, Y_MAX)
#define X2_STOP_PIN Y_MAX_PIN
#elif DIAG_REMAPPED(X2, Z_MAX)
#define X2_STOP_PIN Z_MAX_PIN
#else // Otherwise pick the next free En_DIAG_PIN directly
#define X2_STOP_PIN _En_DIAG_PIN(X2_E_INDEX)
#endif
#define AUTO_ASSIGNED_X2_DIAG 1
#endif
#endif
#ifndef X2_CS_PIN
#define X2_CS_PIN -1
#endif
#ifndef X2_MS1_PIN
#define X2_MS1_PIN -1
#endif
#ifndef X2_MS2_PIN
#define X2_MS2_PIN -1
#endif
#ifndef X2_MS3_PIN
#define X2_MS3_PIN -1
#endif
// Y2 auto-assignment will use up an E stepper, but not if it's chained
#if HAS_Y2_STEPPER && !defined(Y2_STEP_PIN) && !PIN_EXISTS(Y2_CS_PIN)
#define Z2_E_INDEX INCREMENT(Y2_E_INDEX)
#else
#define Z2_E_INDEX Y2_E_INDEX
#endif
// The Y2 axis, if any, should be the next open extruder port
#if HAS_Y2_STEPPER
#ifndef Y2_STEP_PIN
#define Y2_STEP_PIN _EPIN(Y2_E_INDEX, STEP)
#define Y2_DIR_PIN _EPIN(Y2_E_INDEX, DIR)
#define Y2_ENABLE_PIN _EPIN(Y2_E_INDEX, ENABLE)
#if Y2_E_INDEX >= MAX_E_STEPPERS || !PIN_EXISTS(Y2_STEP)
#error "No E stepper plug left for Y2!"
#else
#define AUTO_ASSIGNED_Y2_STEPPER 1
#endif
#endif
#ifndef Y2_MS1_PIN
#define Y2_MS1_PIN _EPIN(Y2_E_INDEX, MS1)
#if PIN_EXISTS(Y2_MS1)
#define AUTO_ASSIGNED_Y2_MS1 1
#endif
#endif
#ifndef Y2_MS2_PIN
#define Y2_MS2_PIN _EPIN(Y2_E_INDEX, MS2)
#if PIN_EXISTS(Y2_MS2)
#define AUTO_ASSIGNED_Y2_MS2 1
#endif
#endif
#ifndef Y2_MS3_PIN
#define Y2_MS3_PIN _EPIN(Y2_E_INDEX, MS3)
#if PIN_EXISTS(Y2_MS3)
#define AUTO_ASSIGNED_Y2_MS3 1
#endif
#endif
#if AXIS_HAS_SPI(Y2) && !defined(Y2_CS_PIN)
#define Y2_CS_PIN _EPIN(Y2_E_INDEX, CS)
#if PIN_EXISTS(Y2_CS)
#define AUTO_ASSIGNED_Y2_CS 1
#endif
#endif
#if AXIS_HAS_UART(Y2)
#ifndef Y2_SERIAL_TX_PIN
#define Y2_SERIAL_TX_PIN _EPIN(Y2_E_INDEX, SERIAL_TX)
#endif
#ifndef Y2_SERIAL_RX_PIN
#define Y2_SERIAL_RX_PIN _EPIN(Y2_E_INDEX, SERIAL_RX)
#endif
#endif
// Auto-assign pins for stallGuard sensorless homing
#if !defined(Y2_STOP_PIN) && defined(Y2_STALL_SENSITIVITY) && ENABLED(Y_DUAL_ENDSTOPS) && E_DIAG_EXISTS(Y2_E_INDEX)
#if DIAG_REMAPPED(Y2, X_MIN)
#define Y2_STOP_PIN X_MIN_PIN
#elif DIAG_REMAPPED(Y2, Y_MIN)
#define Y2_STOP_PIN Y_MIN_PIN
#elif DIAG_REMAPPED(Y2, Z_MIN)
#define Y2_STOP_PIN Z_MIN_PIN
#elif DIAG_REMAPPED(Y2, X_MAX)
#define Y2_STOP_PIN X_MAX_PIN
#elif DIAG_REMAPPED(Y2, Y_MAX)
#define Y2_STOP_PIN Y_MAX_PIN
#elif DIAG_REMAPPED(Y2, Z_MAX)
#define Y2_STOP_PIN Z_MAX_PIN
#else
#define Y2_STOP_PIN _En_DIAG_PIN(Y2_E_INDEX)
#endif
#define AUTO_ASSIGNED_Y2_DIAG 1
#endif
#endif
#ifndef Y2_CS_PIN
#define Y2_CS_PIN -1
#endif
#ifndef Y2_MS1_PIN
#define Y2_MS1_PIN -1
#endif
#ifndef Y2_MS2_PIN
#define Y2_MS2_PIN -1
#endif
#ifndef Y2_MS3_PIN
#define Y2_MS3_PIN -1
#endif
// Z2 auto-assignment will use up an E stepper, but not if it's chained
#if NUM_Z_STEPPERS >= 2 && !defined(Z2_STEP_PIN) && !PIN_EXISTS(Z2_CS_PIN)
#define Z3_E_INDEX INCREMENT(Z2_E_INDEX)
#else
#define Z3_E_INDEX Z2_E_INDEX
#endif
// The Z2 axis, if any, should be the next open extruder port
#if NUM_Z_STEPPERS >= 2
#ifndef Z2_STEP_PIN
#define Z2_STEP_PIN _EPIN(Z2_E_INDEX, STEP)
#define Z2_DIR_PIN _EPIN(Z2_E_INDEX, DIR)
#define Z2_ENABLE_PIN _EPIN(Z2_E_INDEX, ENABLE)
#if Z2_E_INDEX >= MAX_E_STEPPERS || !PIN_EXISTS(Z2_STEP)
#error "No E stepper plug left for Z2!"
#else
#define AUTO_ASSIGNED_Z2_STEPPER 1
#endif
#endif
#ifndef Z2_MS1_PIN
#define Z2_MS1_PIN _EPIN(Z2_E_INDEX, MS1)
#if PIN_EXISTS(Z2_MS1)
#define AUTO_ASSIGNED_Z2_MS1 1
#endif
#endif
#ifndef Z2_MS2_PIN
#define Z2_MS2_PIN _EPIN(Z2_E_INDEX, MS2)
#if PIN_EXISTS(Z2_MS2)
#define AUTO_ASSIGNED_Z2_MS2 1
#endif
#endif
#ifndef Z2_MS3_PIN
#define Z2_MS3_PIN _EPIN(Z2_E_INDEX, MS3)
#if PIN_EXISTS(Z2_MS3)
#define AUTO_ASSIGNED_Z2_MS3 1
#endif
#endif
#if AXIS_HAS_SPI(Z2) && !defined(Z2_CS_PIN)
#define Z2_CS_PIN _EPIN(Z2_E_INDEX, CS)
#if PIN_EXISTS(Z2_CS)
#define AUTO_ASSIGNED_Z2_CS 1
#endif
#endif
#if AXIS_HAS_UART(Z2)
#ifndef Z2_SERIAL_TX_PIN
#define Z2_SERIAL_TX_PIN _EPIN(Z2_E_INDEX, SERIAL_TX)
#endif
#ifndef Z2_SERIAL_RX_PIN
#define Z2_SERIAL_RX_PIN _EPIN(Z2_E_INDEX, SERIAL_RX)
#endif
#endif
// Auto-assign pins for stallGuard sensorless homing
#if !defined(Z2_STOP_PIN) && defined(Z2_STALL_SENSITIVITY) && ENABLED(Z_MULTI_ENDSTOPS) && E_DIAG_EXISTS(Z2_E_INDEX)
#if DIAG_REMAPPED(Z2, X_MIN)
#define Z2_STOP_PIN X_MIN_PIN
#elif DIAG_REMAPPED(Z2, Y_MIN)
#define Z2_STOP_PIN Y_MIN_PIN
#elif DIAG_REMAPPED(Z2, Z_MIN)
#define Z2_STOP_PIN Z_MIN_PIN
#elif DIAG_REMAPPED(Z2, X_MAX)
#define Z2_STOP_PIN X_MAX_PIN
#elif DIAG_REMAPPED(Z2, Y_MAX)
#define Z2_STOP_PIN Y_MAX_PIN
#elif DIAG_REMAPPED(Z2, Z_MAX)
#define Z2_STOP_PIN Z_MAX_PIN
#else
#define Z2_STOP_PIN _En_DIAG_PIN(Z2_E_INDEX)
#endif
#define AUTO_ASSIGNED_Z2_DIAG 1
#endif
#endif
#ifndef Z2_CS_PIN
#define Z2_CS_PIN -1
#endif
#ifndef Z2_MS1_PIN
#define Z2_MS1_PIN -1
#endif
#ifndef Z2_MS2_PIN
#define Z2_MS2_PIN -1
#endif
#ifndef Z2_MS3_PIN
#define Z2_MS3_PIN -1
#endif
// Z3 auto-assignment will use up an E stepper, but not if it's chained
#if NUM_Z_STEPPERS >= 3 && !defined(Z3_STEP_PIN) && !PIN_EXISTS(Z3_CS_PIN)
#define Z4_E_INDEX INCREMENT(Z3_E_INDEX)
#else
#define Z4_E_INDEX Z3_E_INDEX
#endif
// The Z3 axis, if any, should be the next open extruder port
#if NUM_Z_STEPPERS >= 3
#ifndef Z3_STEP_PIN
#define Z3_STEP_PIN _EPIN(Z3_E_INDEX, STEP)
#define Z3_DIR_PIN _EPIN(Z3_E_INDEX, DIR)
#define Z3_ENABLE_PIN _EPIN(Z3_E_INDEX, ENABLE)
#if Z3_E_INDEX >= MAX_E_STEPPERS || !PIN_EXISTS(Z3_STEP)
#error "No E stepper plug left for Z3!"
#else
#define AUTO_ASSIGNED_Z3_STEPPER 1
#endif
#endif