193 lines
7.9 KiB
C
193 lines
7.9 KiB
C
/*
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pin_map.h - Pin mapping configuration file
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Part of Grbl
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The MIT License (MIT)
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GRBL(tm) - Embedded CNC g-code interpreter and motion-controller
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Copyright (c) 2013 Sungeun K. Jeon
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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/* The pin_map.h file serves as a central pin mapping settings file for different processor
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types, i.e. AVR 328p or AVR Mega 2560. Grbl officially supports the Arduino Uno, but the
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other supplied pin mappings are supplied by users, so your results may vary. */
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#ifndef pin_map_h
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#define pin_map_h
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#ifdef PIN_MAP_ARDUINO_UNO // AVR 328p, Officially supported by Grbl.
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// Serial port pins
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#define SERIAL_RX USART_RX_vect
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#define SERIAL_UDRE USART_UDRE_vect
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// NOTE: All step bit and direction pins must be on the same port.
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#define STEPPING_DDR DDRD
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#define STEPPING_PORT PORTD
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#define X_STEP_BIT 2 // Uno Digital Pin 2
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#define Y_STEP_BIT 3 // Uno Digital Pin 3
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#define Z_STEP_BIT 4 // Uno Digital Pin 4
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#define X_DIRECTION_BIT 5 // Uno Digital Pin 5
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#define Y_DIRECTION_BIT 6 // Uno Digital Pin 6
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#define Z_DIRECTION_BIT 7 // Uno Digital Pin 7
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#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
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#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
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#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK) // All stepping-related bits (step/direction)
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#define STEPPERS_DISABLE_DDR DDRB
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#define STEPPERS_DISABLE_PORT PORTB
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#define STEPPERS_DISABLE_BIT 0 // Uno Digital Pin 8
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#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
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// NOTE: All limit bit pins must be on the same port
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#define LIMIT_DDR DDRB
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#define LIMIT_PIN PINB
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#define LIMIT_PORT PORTB
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#define X_LIMIT_BIT 1 // Uno Digital Pin 9
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#define Y_LIMIT_BIT 2 // Uno Digital Pin 10
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#define Z_LIMIT_BIT 3 // Uno Digital Pin 11
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#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
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#define LIMIT_INT_vect PCINT0_vect
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#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
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#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
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#define SPINDLE_ENABLE_DDR DDRB
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#define SPINDLE_ENABLE_PORT PORTB
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#define SPINDLE_ENABLE_BIT 4 // Uno Digital Pin 12
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#define SPINDLE_DIRECTION_DDR DDRB
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#define SPINDLE_DIRECTION_PORT PORTB
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#define SPINDLE_DIRECTION_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
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#define COOLANT_FLOOD_DDR DDRC
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#define COOLANT_FLOOD_PORT PORTC
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#define COOLANT_FLOOD_BIT 3 // Uno Analog Pin 3
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// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
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// a later date if flash and memory space allows.
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// #define ENABLE_M7 // Mist coolant disabled by default. Uncomment to enable.
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#ifdef ENABLE_M7
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#define COOLANT_MIST_DDR DDRC
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#define COOLANT_MIST_PORT PORTC
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#define COOLANT_MIST_BIT 4 // Uno Analog Pin 4
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#endif
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// NOTE: All pinouts pins must be on the same port
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#define PINOUT_DDR DDRC
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#define PINOUT_PIN PINC
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#define PINOUT_PORT PORTC
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#define PIN_RESET 0 // Uno Analog Pin 0
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#define PIN_FEED_HOLD 1 // Uno Analog Pin 1
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#define PIN_CYCLE_START 2 // Uno Analog Pin 2
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#define PINOUT_INT PCIE1 // Pin change interrupt enable pin
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#define PINOUT_INT_vect PCINT1_vect
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#define PINOUT_PCMSK PCMSK1 // Pin change interrupt register
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#define PINOUT_MASK ((1<<PIN_RESET)|(1<<PIN_FEED_HOLD)|(1<<PIN_CYCLE_START))
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#endif
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#ifdef PIN_MAP_ARDUINO_MEGA_2560 // Working @EliteEng
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// Serial port pins
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#define SERIAL_RX USART0_RX_vect
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#define SERIAL_UDRE USART0_UDRE_vect
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// Increase Buffers to make use of extra SRAM
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#define RX_BUFFER_SIZE 256
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#define TX_BUFFER_SIZE 128
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#define BLOCK_BUFFER_SIZE 36
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#define LINE_BUFFER_SIZE 100
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// NOTE: All step bit and direction pins must be on the same port.
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#define STEPPING_DDR DDRA
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#define STEPPING_PORT PORTA
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#define STEPPING_PIN PINA
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#define X_STEP_BIT 2 // MEGA2560 Digital Pin 24
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#define Y_STEP_BIT 3 // MEGA2560 Digital Pin 25
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#define Z_STEP_BIT 4 // MEGA2560 Digital Pin 26
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#define X_DIRECTION_BIT 5 // MEGA2560 Digital Pin 27
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#define Y_DIRECTION_BIT 6 // MEGA2560 Digital Pin 28
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#define Z_DIRECTION_BIT 7 // MEGA2560 Digital Pin 29
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#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
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#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
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#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK) // All stepping-related bits (step/direction)
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#define STEPPERS_DISABLE_DDR DDRB
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#define STEPPERS_DISABLE_PORT PORTB
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#define STEPPERS_DISABLE_BIT 7 // MEGA2560 Digital Pin 13
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#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
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// NOTE: All limit bit pins must be on the same port
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#define LIMIT_DDR DDRB
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#define LIMIT_PORT PORTB
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#define LIMIT_PIN PINB
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#define X_LIMIT_BIT 4 // MEGA2560 Digital Pin 10
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#define Y_LIMIT_BIT 5 // MEGA2560 Digital Pin 11
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#define Z_LIMIT_BIT 6 // MEGA2560 Digital Pin 12
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#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
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#define LIMIT_INT_vect PCINT0_vect
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#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
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#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
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#define SPINDLE_ENABLE_DDR DDRC
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#define SPINDLE_ENABLE_PORT PORTC
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#define SPINDLE_ENABLE_BIT 2 // MEGA2560 Digital Pin 35
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#define SPINDLE_DIRECTION_DDR DDRC
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#define SPINDLE_DIRECTION_PORT PORTC
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#define SPINDLE_DIRECTION_BIT 1 // MEGA2560 Digital Pin 36
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#define COOLANT_FLOOD_DDR DDRC
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#define COOLANT_FLOOD_PORT PORTC
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#define COOLANT_FLOOD_BIT 0 // MEGA2560 Digital Pin 37
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// #define ENABLE_M7 // Mist coolant disabled by default. Uncomment to enable.
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#ifdef ENABLE_M7
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#define COOLANT_MIST_DDR DDRC
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#define COOLANT_MIST_PORT PORTC
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#define COOLANT_MIST_BIT 3 // MEGA2560 Digital Pin 34
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#endif
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// NOTE: All pinouts pins must be on the same port
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#define PINOUT_DDR DDRK
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#define PINOUT_PIN PINK
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#define PINOUT_PORT PORTK
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#define PIN_RESET 0 // MEGA2560 Analog Pin 8
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#define PIN_FEED_HOLD 1 // MEGA2560 Analog Pin 9
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#define PIN_CYCLE_START 2 // MEGA2560 Analog Pin 10
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#define PINOUT_INT PCIE2 // Pin change interrupt enable pin
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#define PINOUT_INT_vect PCINT2_vect
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#define PINOUT_PCMSK PCMSK2 // Pin change interrupt register
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#define PINOUT_MASK ((1<<PIN_RESET)|(1<<PIN_FEED_HOLD)|(1<<PIN_CYCLE_START))
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#endif
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/*
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#ifdef PIN_MAP_CUSTOM_PROC
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// For a custom pin map or different processor, copy and paste one of the default pin map
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// settings above and modify it to your needs. Then, make sure the defined name is also
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// changed in the config.h file.
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#endif
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*/
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#endif
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