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.

nuts_bolts.h 2.7KB

    /* nuts_bolts.h - Header file for shared definitions, variables, and functions 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 <>. */ /* This file is based on work from Grbl v0.8, distributed under the terms of the MIT-license. See COPYING for more details. Copyright (c) 2009-2011 Simen Svale Skogsrud Copyright (c) 2011-2012 Sungeun K. Jeon */ #ifndef nuts_bolts_h #define nuts_bolts_h #define false 0 #define true 1 #define N_AXIS 3 // Number of axes #define X_AXIS 0 // Axis indexing value. Must start with 0 and be continuous. #define Y_AXIS 1 #define Z_AXIS 2 // #define A_AXIS 3 #define MM_PER_INCH (25.40) #define INCH_PER_MM (0.0393701) #define TICKS_PER_MICROSECOND (F_CPU/1000000) // Useful macros #define clear_vector(a) memset(a, 0, sizeof(a)) #define clear_vector_float(a) memset(a, 0.0, sizeof(float)*N_AXIS) // #define clear_vector_long(a) memset(a, 0.0, sizeof(long)*N_AXIS) #define max(a,b) (((a) > (b)) ? (a) : (b)) #define min(a,b) (((a) < (b)) ? (a) : (b)) // Bit field and masking macros #define bit(n) (1 << n) #define bit_true_atomic(x,mask) {uint8_t sreg = SREG; cli(); (x) |= (mask); SREG = sreg; } #define bit_false_atomic(x,mask) {uint8_t sreg = SREG; cli(); (x) &= ~(mask); SREG = sreg; } #define bit_toggle_atomic(x,mask) {uint8_t sreg = SREG; cli(); (x) ^= (mask); SREG = sreg; } #define bit_true(x,mask) (x) |= (mask) #define bit_false(x,mask) (x) &= ~(mask) #define bit_istrue(x,mask) ((x & mask) != 0) #define bit_isfalse(x,mask) ((x & mask) == 0) // Read a floating point value from a string. Line points to the input buffer, char_counter // is the indexer pointing to the current character of the line, while float_ptr is // a pointer to the result variable. Returns true when it succeeds uint8_t read_float(char *line, uint8_t *char_counter, float *float_ptr); // Delays variable-defined milliseconds. Compiler compatibility fix for _delay_ms(). void delay_ms(uint16_t ms); // Delays variable-defined microseconds. Compiler compatibility fix for _delay_us(). void delay_us(uint32_t us); // Computes hypotenuse, avoiding avr-gcc's bloated version and the extra error checking. float hypot_f(float x, float y); #endif