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diff --git a/Marlin/src/pins/teensy3/pins_TEENSY31_32.h b/Marlin/src/pins/teensy3/pins_TEENSY31_32.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
+
+/**
+ * Teensy 3.1 (MK20DX256) and Teensy 3.2 (MK20DX256) Breadboard pin assignments
+ * Requires the Teensyduino software with Teensy 3.1 or Teensy 3.2 selected in Arduino IDE!
+ * https://www.pjrc.com/teensy/teensyduino.html
+ */
+
+#if NOT_TARGET(IS_TEENSY_31_32)
+ #error "Oops! Select 'Teensy 3.1' or 'Teensy 3.2' in 'Tools > Board.'"
+#endif
+
+#ifndef BOARD_INFO_NAME
+ #define BOARD_INFO_NAME "Teensy3.2"
+#endif
+
+//
+// Limit Switches
+//
+#define X_STOP_PIN 3
+#define Y_STOP_PIN 4
+#define Z_STOP_PIN 5
+
+//
+// Steppers
+//
+#define X_STEP_PIN 5
+#define X_DIR_PIN 6
+#define X_ENABLE_PIN 2
+
+#define Y_STEP_PIN 7
+#define Y_DIR_PIN 8
+#define Y_ENABLE_PIN 2
+
+#define Z_STEP_PIN 9
+#define Z_DIR_PIN 10
+#define Z_ENABLE_PIN 2
+
+#define E0_STEP_PIN 11
+#define E0_DIR_PIN 12
+#define E0_ENABLE_PIN 2
+
+//#define E1_STEP_PIN 33
+//#define E1_DIR_PIN 34
+//#define E1_ENABLE_PIN 35
+
+//
+// Heaters / Fans
+//
+#define HEATER_0_PIN 20
+//#define HEATER_1_PIN 36
+#define HEATER_BED_PIN 21
+#ifndef FAN_PIN
+ #define FAN_PIN 22
+#endif
+
+//
+// Temperature Sensors
+//
+#define TEMP_0_PIN 14 // Analog Input - Extruder 2 => A2
+//#define TEMP_1_PIN 0 // Analog Input
+#define TEMP_BED_PIN 15 // Analog Input - Bed
+
+#ifndef FILWIDTH_PIN
+ #define FILWIDTH_PIN 6 // Analog Input
+#endif
+
+//
+// Misc. Functions
+//
+#define LED_PIN 13
+//#define SOL1_PIN 28
+//#define SDSS 16 // 8
+
+//
+// LCD / Controller
+//
+
+/*
+#if HAS_WIRED_LCD
+ #define LCD_PINS_RS 40
+ #define LCD_PINS_ENABLE 41
+ #define LCD_PINS_D4 42
+ #define LCD_PINS_D5 43
+ #define LCD_PINS_D6 44
+ #define LCD_PINS_D7 45
+ #define BTN_EN1 46
+ #define BTN_EN2 47
+ #define BTN_ENC 48
+#endif
+*/