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109 lines
3.5 KiB
109 lines
3.5 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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/**
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* MRR ESPA pin assignments
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*
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* 3D printer control board based on the ESP32 microcontroller.
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* Supports 4 stepper drivers, heated bed, single hotend.
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*/
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#include "env_validate.h"
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#if EXTRUDERS > 1 || E_STEPPERS > 1
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#error "MRR ESPA only supports one E Stepper. Comment out this line to continue."
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#elif HAS_MULTI_HOTEND
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#error "MRR ESPA only supports one hotend / E-stepper. Comment out this line to continue."
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#endif
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#define BOARD_INFO_NAME "MRR ESPA"
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#define BOARD_WEBSITE_URL "github.com/maplerainresearch/MRR_ESPA"
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#define DEFAULT_MACHINE_NAME BOARD_INFO_NAME
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//
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// Disable I2S stepper stream
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//
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#undef I2S_STEPPER_STREAM
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#undef I2S_WS
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#undef I2S_BCK
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#undef I2S_DATA
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//
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// Limit Switches
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//
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#define X_STOP_PIN 34
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#define Y_STOP_PIN 35
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#define Z_STOP_PIN 15
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//
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// Steppers
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//
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#define X_STEP_PIN 27
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#define X_DIR_PIN 26
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#define X_ENABLE_PIN 25
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//#define X_CS_PIN 21
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#define Y_STEP_PIN 33
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#define Y_DIR_PIN 32
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#define Y_ENABLE_PIN X_ENABLE_PIN
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//#define Y_CS_PIN 22
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#define Z_STEP_PIN 14
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#define Z_DIR_PIN 12
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#define Z_ENABLE_PIN X_ENABLE_PIN
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//#define Z_CS_PIN 5 // SS_PIN
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#define E0_STEP_PIN 16
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#define E0_DIR_PIN 17
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#define E0_ENABLE_PIN X_ENABLE_PIN
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//#define E0_CS_PIN 21
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//
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// Temperature Sensors
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//
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#define TEMP_0_PIN 36 // Analog Input
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#define TEMP_BED_PIN 39 // Analog Input
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//
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// Heaters / Fans
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//
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#define HEATER_0_PIN 2
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#define FAN_PIN 13
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#define HEATER_BED_PIN 4
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//
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// MicroSD card
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//
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#define SD_MOSI_PIN 23
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#define SD_MISO_PIN 19
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#define SD_SCK_PIN 18
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#define SDSS 5
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#define USES_SHARED_SPI // SPI is shared by SD card with TMC SPI drivers
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// Hardware serial pins
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// Add the following to Configuration.h or Configuration_adv.h to assign
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// specific pins to hardware Serial1.
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// Note: Serial2 can be defined using HARDWARE_SERIAL2_RX and HARDWARE_SERIAL2_TX but
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// MRR ESPA does not have enough spare pins for such reassignment.
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//#define HARDWARE_SERIAL1_RX 21
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//#define HARDWARE_SERIAL1_TX 22
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