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/**
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* Marlin 3D Printer Firmware
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* Copyright (C) 2019 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 <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* Open Motion controller with enable based extruders (Alpha!)
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*
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* ATmega644
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*
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* +---\/---+
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* (D 0) PB0 1| |40 PA0 (AI 0 / D31)
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* (D 1) PB1 2| |39 PA1 (AI 1 / D30)
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* INT2 (D 2) PB2 3| |38 PA2 (AI 2 / D29)
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* PWM (D 3) PB3 4| |37 PA3 (AI 3 / D28)
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* PWM (D 4) PB4 5| |36 PA4 (AI 4 / D27)
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* MOSI (D 5) PB5 6| |35 PA5 (AI 5 / D26)
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* MISO (D 6) PB6 7| |34 PA6 (AI 6 / D25)
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* SCK (D 7) PB7 8| |33 PA7 (AI 7 / D24)
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* RST 9| |32 AREF
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* VCC 10| |31 GND
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* GND 11| |30 AVCC
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* XTAL2 12| |29 PC7 (D 23)
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* XTAL1 13| |28 PC6 (D 22)
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* RX0 (D 8) PD0 14| |27 PC5 (D 21) TDI
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* TX0 (D 9) PD1 15| |26 PC4 (D 20) TDO
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* INT0 RX1 (D 10) PD2 16| |25 PC3 (D 19) TMS
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* INT1 TX1 (D 11) PD3 17| |24 PC2 (D 18) TCK
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* PWM (D 12) PD4 18| |23 PC1 (D 17) SDA
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* PWM (D 13) PD5 19| |22 PC0 (D 16) SCL
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* PWM (D 14) PD6 20| |21 PD7 (D 15) PWM
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* +--------+
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*
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*/
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/**
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* Rev B 26 DEC 2016
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*
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* added pointer to a current Arduino IDE extension
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*
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*/
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/**
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* A useable Arduino IDE extension (board manager) can be found at
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* https://github.com/Lauszus/Sanguino
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*
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* This extension has been tested on Arduino 1.6.12 & 1.8.0
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*
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* Here's the JSON path:
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* https://raw.githubusercontent.com/Lauszus/Sanguino/master/package_lauszus_sanguino_index.json
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*
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* When installing select 1.0.2
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*
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* Installation instructions can be found at https://learn.sparkfun.com/pages/CustomBoardsArduino
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* Just use the above JSON URL instead of Sparkfun's JSON.
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*
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* Once installed select the Sanguino board and then select the CPU.
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*
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*/
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#ifndef __AVR_ATmega644__
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#error "Oops! Select 'Sanguino' in 'Tools > Board' and ATmega644 in 'Tools > Processor.'"
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#endif
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#define BOARD_NAME "Alpha OMCA"
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//
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// Limit Switches
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//
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#define X_STOP_PIN 0
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#define Y_STOP_PIN 1
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#define Z_STOP_PIN 2
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//
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// Steppers
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//
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#define X_STEP_PIN 21
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#define X_DIR_PIN 20
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#define X_ENABLE_PIN 24
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#define Y_STEP_PIN 23
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#define Y_DIR_PIN 22
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#define Y_ENABLE_PIN 24
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#define Z_STEP_PIN 26
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#define Z_DIR_PIN 25
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#define Z_ENABLE_PIN 24
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#define E0_STEP_PIN 28
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#define E0_DIR_PIN 27
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#define E0_ENABLE_PIN 24
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#define E1_STEP_PIN -1 // 19
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#define E1_DIR_PIN -1 // 18
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#define E1_ENABLE_PIN 24
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#define E2_STEP_PIN -1 // 17
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#define E2_DIR_PIN -1 // 16
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#define E2_ENABLE_PIN 24
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//
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// Temperature Sensors
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//
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#define TEMP_0_PIN 0 // Analog Input (D27)
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//
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// Heaters / Fans
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//
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#define HEATER_0_PIN 4
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#ifndef FAN_PIN
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#define FAN_PIN 3
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#endif
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//
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// Misc. Functions
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//
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#define SDSS 11
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/* Unused (1) (2) (3) 4 5 6 7 8 9 10 11 12 13 (14) (15) (16) 17 (18) (19) (20) (21) (22) (23) 24 (25) (26) (27) 28 (29) (30) (31) */
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