185 lines
7.3 KiB
C
185 lines
7.3 KiB
C
/*
|
|
pin_map.h - Pin mapping configuration file
|
|
Part of Grbl
|
|
|
|
Copyright (c) 2013 Sungeun K. Jeon
|
|
|
|
Grbl 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.
|
|
|
|
Grbl 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 Grbl. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/* The pin_map.h file serves as a central pin mapping settings file for different processor
|
|
types, i.e. AVR 328p or AVR Mega 2560. Grbl officially supports the Arduino Uno, but the
|
|
other supplied pin mappings are supplied by users, so your results may vary. */
|
|
|
|
#ifndef pin_map_h
|
|
#define pin_map_h
|
|
|
|
#ifdef PIN_MAP_ARDUINO_UNO // AVR 328p, Officially supported by Grbl.
|
|
|
|
// Serial port pins
|
|
#define SERIAL_RX USART_RX_vect
|
|
#define SERIAL_UDRE USART_UDRE_vect
|
|
|
|
// NOTE: All step bit and direction pins must be on the same port.
|
|
#define STEPPING_DDR DDRD
|
|
#define STEPPING_PORT PORTD
|
|
#define X_STEP_BIT 2 // Uno Digital Pin 2
|
|
#define Y_STEP_BIT 3 // Uno Digital Pin 3
|
|
#define Z_STEP_BIT 4 // Uno Digital Pin 4
|
|
#define X_DIRECTION_BIT 5 // Uno Digital Pin 5
|
|
#define Y_DIRECTION_BIT 6 // Uno Digital Pin 6
|
|
#define Z_DIRECTION_BIT 7 // Uno Digital Pin 7
|
|
#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
|
|
#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
|
|
#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK) // All stepping-related bits (step/direction)
|
|
|
|
#define STEPPERS_DISABLE_DDR DDRB
|
|
#define STEPPERS_DISABLE_PORT PORTB
|
|
#define STEPPERS_DISABLE_BIT 0 // Uno Digital Pin 8
|
|
#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
|
|
|
|
// NOTE: All limit bit pins must be on the same port
|
|
#define LIMIT_DDR DDRB
|
|
#define LIMIT_PIN PINB
|
|
#define LIMIT_PORT PORTB
|
|
#define X_LIMIT_BIT 1 // Uno Digital Pin 9
|
|
#define Y_LIMIT_BIT 2 // Uno Digital Pin 10
|
|
#define Z_LIMIT_BIT 3 // Uno Digital Pin 11
|
|
#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
|
|
#define LIMIT_INT_vect PCINT0_vect
|
|
#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
|
|
#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
|
|
|
|
#define SPINDLE_ENABLE_DDR DDRB
|
|
#define SPINDLE_ENABLE_PORT PORTB
|
|
#define SPINDLE_ENABLE_BIT 4 // Uno Digital Pin 12
|
|
|
|
#define SPINDLE_DIRECTION_DDR DDRB
|
|
#define SPINDLE_DIRECTION_PORT PORTB
|
|
#define SPINDLE_DIRECTION_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
|
|
|
|
#define COOLANT_FLOOD_DDR DDRC
|
|
#define COOLANT_FLOOD_PORT PORTC
|
|
#define COOLANT_FLOOD_BIT 3 // Uno Analog Pin 3
|
|
|
|
// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
|
|
// a later date if flash and memory space allows.
|
|
// #define ENABLE_M7 // Mist coolant disabled by default. Uncomment to enable.
|
|
#ifdef ENABLE_M7
|
|
#define COOLANT_MIST_DDR DDRC
|
|
#define COOLANT_MIST_PORT PORTC
|
|
#define COOLANT_MIST_BIT 4 // Uno Analog Pin 4
|
|
#endif
|
|
|
|
// NOTE: All pinouts pins must be on the same port
|
|
#define PINOUT_DDR DDRC
|
|
#define PINOUT_PIN PINC
|
|
#define PINOUT_PORT PORTC
|
|
#define PIN_RESET 0 // Uno Analog Pin 0
|
|
#define PIN_FEED_HOLD 1 // Uno Analog Pin 1
|
|
#define PIN_CYCLE_START 2 // Uno Analog Pin 2
|
|
#define PINOUT_INT PCIE1 // Pin change interrupt enable pin
|
|
#define PINOUT_INT_vect PCINT1_vect
|
|
#define PINOUT_PCMSK PCMSK1 // Pin change interrupt register
|
|
#define PINOUT_MASK ((1<<PIN_RESET)|(1<<PIN_FEED_HOLD)|(1<<PIN_CYCLE_START))
|
|
|
|
#endif
|
|
|
|
|
|
#ifdef PIN_MAP_ARDUINO_MEGA_2560 // Working @EliteEng
|
|
|
|
// Serial port pins
|
|
#define SERIAL_RX USART0_RX_vect
|
|
#define SERIAL_UDRE USART0_UDRE_vect
|
|
|
|
// Increase Buffers to make use of extra SRAM
|
|
#define RX_BUFFER_SIZE 256
|
|
#define TX_BUFFER_SIZE 128
|
|
#define BLOCK_BUFFER_SIZE 36
|
|
#define LINE_BUFFER_SIZE 100
|
|
|
|
// NOTE: All step bit and direction pins must be on the same port.
|
|
#define STEPPING_DDR DDRA
|
|
#define STEPPING_PORT PORTA
|
|
#define STEPPING_PIN PINA
|
|
#define X_STEP_BIT 2 // MEGA2560 Digital Pin 24
|
|
#define Y_STEP_BIT 3 // MEGA2560 Digital Pin 25
|
|
#define Z_STEP_BIT 4 // MEGA2560 Digital Pin 26
|
|
#define X_DIRECTION_BIT 5 // MEGA2560 Digital Pin 27
|
|
#define Y_DIRECTION_BIT 6 // MEGA2560 Digital Pin 28
|
|
#define Z_DIRECTION_BIT 7 // MEGA2560 Digital Pin 29
|
|
#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
|
|
#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
|
|
#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK) // All stepping-related bits (step/direction)
|
|
|
|
#define STEPPERS_DISABLE_DDR DDRB
|
|
#define STEPPERS_DISABLE_PORT PORTB
|
|
#define STEPPERS_DISABLE_BIT 7 // MEGA2560 Digital Pin 13
|
|
#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
|
|
|
|
// NOTE: All limit bit pins must be on the same port
|
|
#define LIMIT_DDR DDRB
|
|
#define LIMIT_PORT PORTB
|
|
#define LIMIT_PIN PINB
|
|
#define X_LIMIT_BIT 4 // MEGA2560 Digital Pin 10
|
|
#define Y_LIMIT_BIT 5 // MEGA2560 Digital Pin 11
|
|
#define Z_LIMIT_BIT 6 // MEGA2560 Digital Pin 12
|
|
#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
|
|
#define LIMIT_INT_vect PCINT0_vect
|
|
#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
|
|
#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
|
|
|
|
#define SPINDLE_ENABLE_DDR DDRC
|
|
#define SPINDLE_ENABLE_PORT PORTC
|
|
#define SPINDLE_ENABLE_BIT 2 // MEGA2560 Digital Pin 35
|
|
|
|
#define SPINDLE_DIRECTION_DDR DDRC
|
|
#define SPINDLE_DIRECTION_PORT PORTC
|
|
#define SPINDLE_DIRECTION_BIT 1 // MEGA2560 Digital Pin 36
|
|
|
|
#define COOLANT_FLOOD_DDR DDRC
|
|
#define COOLANT_FLOOD_PORT PORTC
|
|
#define COOLANT_FLOOD_BIT 0 // MEGA2560 Digital Pin 37
|
|
|
|
// #define ENABLE_M7 // Mist coolant disabled by default. Uncomment to enable.
|
|
#ifdef ENABLE_M7
|
|
#define COOLANT_MIST_DDR DDRC
|
|
#define COOLANT_MIST_PORT PORTC
|
|
#define COOLANT_MIST_BIT 3 // MEGA2560 Digital Pin 34
|
|
#endif
|
|
|
|
// NOTE: All pinouts pins must be on the same port
|
|
#define PINOUT_DDR DDRK
|
|
#define PINOUT_PIN PINK
|
|
#define PINOUT_PORT PORTK
|
|
#define PIN_RESET 0 // MEGA2560 Analog Pin 8
|
|
#define PIN_FEED_HOLD 1 // MEGA2560 Analog Pin 9
|
|
#define PIN_CYCLE_START 2 // MEGA2560 Analog Pin 10
|
|
#define PINOUT_INT PCIE2 // Pin change interrupt enable pin
|
|
#define PINOUT_INT_vect PCINT2_vect
|
|
#define PINOUT_PCMSK PCMSK2 // Pin change interrupt register
|
|
#define PINOUT_MASK ((1<<PIN_RESET)|(1<<PIN_FEED_HOLD)|(1<<PIN_CYCLE_START))
|
|
|
|
#endif
|
|
|
|
/*
|
|
#ifdef PIN_MAP_CUSTOM_PROC
|
|
// For a custom pin map or different processor, copy and paste one of the default pin map
|
|
// settings above and modify it to your needs. Then, make sure the defined name is also
|
|
// changed in the config.h file.
|
|
#endif
|
|
*/
|
|
|
|
#endif
|