This version of the famous Grbl adds values in the work-coordinate-system (WCS) to the probing command. See x2grbl why you might want this.

cpu_map.h 6.1KB

    /* cpu_map.h - CPU and pin mapping configuration file Part of Grbl v0.9 Copyright (c) 2012-2014 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 cpu_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. */ // NOTE: This is still a work in progress. We are still centralizing the configurations to // this file, so your success may vary for other CPUs. #ifndef cpu_map_h #define cpu_map_h //---------------------------------------------------------------------------------------- #ifdef CPU_MAP_ATMEGA2560 // (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 // Define step pulse output pins. NOTE: All step bit pins must be on the same port. #define STEP_DDR DDRA #define STEP_PORT PORTA #define STEP_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 STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits // Define step direction output pins. NOTE: All direction pins must be on the same port. #define DIRECTION_DDR DDRA #define DIRECTION_PORT PORTA #define DIRECTION_PIN PINA #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 DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits // Define stepper driver enable/disable output pin. #define STEPPERS_DISABLE_DDR DDRA #define STEPPERS_DISABLE_PORT PORTA #define STEPPERS_DISABLE_BIT 1 // MEGA2560 Digital Pin 23 #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 and spindle direction output pins. #define SPINDLE_ENABLE_DDR DDRH #define SPINDLE_ENABLE_PORT PORTH #define SPINDLE_ENABLE_BIT 3 // MEGA2560 Digital Pin 6 #define SPINDLE_DIRECTION_DDR DDRE #define SPINDLE_DIRECTION_PORT PORTE #define SPINDLE_DIRECTION_BIT 3 // MEGA2560 Digital Pin 5 // Define flood and mist coolant enable output pins. // 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 COOLANT_FLOOD_DDR DDRH #define COOLANT_FLOOD_PORT PORTH #define COOLANT_FLOOD_BIT 5 // MEGA2560 Digital Pin 8 #ifdef ENABLE_M7 // Mist coolant disabled by default. See config.h to enable/disable. #define COOLANT_MIST_DDR DDRH #define COOLANT_MIST_PORT PORTH #define COOLANT_MIST_BIT 6 // MEGA2560 Digital Pin 9 #endif // Define user-control pinouts (cycle start, reset, feed hold) input pins. // NOTE: All pinouts pins must be on the same port and not on a port with other input pins (limits). #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)) // Define probe switch input pin. #define PROBE_DDR DDRK #define PROBE_PIN PINK #define PROBE_PORT PORTK #define PROBE_BIT 3 // MEGA2560 Analog Pin 11 #define PROBE_MASK (1<<PROBE_BIT) // Start of PWM & Stepper Enabled Spindle #ifdef VARIABLE_SPINDLE // Advanced Configuration Below You should not need to touch these variables // Set Timer up to use TIMER2B which is attached to Digital Pin 9 #define TCCRA_REGISTER TCCR2A #define TCCRB_REGISTER TCCR2B #define OCR_REGISTER OCR2B #define COMB_BIT COM2B1 #define WAVE0_REGISTER WGM20 #define WAVE1_REGISTER WGM21 #define WAVE2_REGISTER WGM22 #define WAVE3_REGISTER WGM23 #define SPINDLE_PWM_DDR DDRH #define SPINDLE_PWM_PORT PORTH #define SPINDLE_PWM_BIT 6 // MEGA2560 Digital Pin 9 #endif // End of VARIABLE_SPINDLE #endif //---------------------------------------------------------------------------------------- /* #ifdef CPU_MAP_CUSTOM_PROC // For a custom pin map or different processor, copy and paste one of the default cpu 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