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stepdir_map.h
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stepdir_map.h
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/*
stepdir_map.h - An embedded CNC Controller with rs274/ngc (g-code) support
Lookup tables for converting core step and dir signals to physical signals, includes signal inversion.
May be used by driver code if step and/or dir pins are located to the same port.
NOT referenced in the core grbl code
Part of grblHAL
Copyright (c) 2021 Terje Io
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/>.
*/
#if STEP_OUTMODE == GPIO_MAP
static const uint32_t c_step_outmap[] = {
0,
X_STEP_BIT,
Y_STEP_BIT,
Y_STEP_BIT | X_STEP_BIT,
Z_STEP_BIT,
Z_STEP_BIT | X_STEP_BIT,
Z_STEP_BIT | Y_STEP_BIT,
Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
#if N_AXIS > 3
A_STEP_BIT,
A_STEP_BIT | X_STEP_BIT,
A_STEP_BIT | Y_STEP_BIT,
A_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
A_STEP_BIT | Z_STEP_BIT,
A_STEP_BIT | Z_STEP_BIT | X_STEP_BIT,
A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT,
A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
#endif
#if N_AXIS > 4
B_STEP_BIT,
B_STEP_BIT | X_STEP_BIT,
B_STEP_BIT | Y_STEP_BIT,
B_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
B_STEP_BIT | Z_STEP_BIT,
B_STEP_BIT | Z_STEP_BIT | X_STEP_BIT,
B_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT,
B_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
B_STEP_BIT | A_STEP_BIT,
B_STEP_BIT | A_STEP_BIT | X_STEP_BIT,
B_STEP_BIT | A_STEP_BIT | Y_STEP_BIT,
B_STEP_BIT | A_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT,
B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | X_STEP_BIT,
B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT,
B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
#endif
#if N_AXIS > 5
C_STEP_BIT,
C_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | Z_STEP_BIT,
C_STEP_BIT | Z_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | A_STEP_BIT,
C_STEP_BIT | A_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | A_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | A_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | A_STEP_BIT | Z_STEP_BIT,
C_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT
C_STEP_BIT | B_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | Z_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | Z_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | X_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT,
C_STEP_BIT | B_STEP_BIT | A_STEP_BIT | Z_STEP_BIT | Y_STEP_BIT | X_STEP_BIT,
#endif
};
static uint32_t step_outmap[sizeof(c_step_outmap) / sizeof(uint32_t)];
#endif
#if DIRECTION_OUTMODE == GPIO_MAP
static const uint32_t c_dir_outmap[] = {
0,
X_DIRECTION_BIT,
Y_DIRECTION_BIT,
Y_DIRECTION_BIT | X_DIRECTION_BIT,
Z_DIRECTION_BIT,
Z_DIRECTION_BIT | X_DIRECTION_BIT,
Z_DIRECTION_BIT | Y_DIRECTION_BIT,
Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
#if N_AXIS > 3
A_DIRECTION_BIT,
A_DIRECTION_BIT | X_DIRECTION_BIT,
A_DIRECTION_BIT | Y_DIRECTION_BIT,
A_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
A_DIRECTION_BIT | Z_DIRECTION_BIT,
A_DIRECTION_BIT | Z_DIRECTION_BIT | X_DIRECTION_BIT,
A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT,
A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
#endif
#if N_AXIS > 4
B_DIRECTION_BIT,
B_DIRECTION_BIT | X_DIRECTION_BIT,
B_DIRECTION_BIT | Y_DIRECTION_BIT,
B_DIRECTION_BIT | Y_DIRECTION_BIT, X_DIRECTION_BIT,
B_DIRECTION_BIT | Z_DIRECTION_BIT,
B_DIRECTION_BIT | Z_DIRECTION_BIT | X_DIRECTION_BIT,
B_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT,
B_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT | X_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT | Y_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | X_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT,
B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
#endif
#if N_AXIS > 5
C_DIRECTION_BIT,
C_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | Z_DIRECTION_BIT,
C_DIRECTION_BIT | Z_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT
C_DIRECTION_BIT | B_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | Z_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | Z_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | X_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT,
C_DIRECTION_BIT | B_DIRECTION_BIT | A_DIRECTION_BIT | Z_DIRECTION_BIT | Y_DIRECTION_BIT | X_DIRECTION_BIT,
#endif
};
static uint32_t dir_outmap[sizeof(c_dir_outmap) / sizeof(uint32_t)];
#endif
#if (STEP_OUTMODE == GPIO_MAP) || (DIRECTION_OUTMODE == GPIO_MAP)
#define USE_STEPDIR_MAP 1
static void stepdirmap_init (settings_t *settings)
{
uint_fast8_t i;
#if STEP_OUTMODE == GPIO_MAP
i = sizeof(step_outmap) / sizeof(uint32_t);
do {
i--;
step_outmap[i] = c_step_outmap[i ^ settings->steppers.step_invert.value];
} while(i);
#endif
#if DIRECTION_OUTMODE == GPIO_MAP
i = sizeof(dir_outmap) / sizeof(uint32_t);
do {
i--;
dir_outmap[i] = c_dir_outmap[i ^ settings->steppers.dir_invert.value];
} while(i);
#endif
}
#endif