Marlin_Firmware/Marlin/src/gcode/geometry/M206_M428.cpp
2020-03-01 14:36:06 -06:00

87 lines
2.7 KiB
C++

/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "../../inc/MarlinConfig.h"
#if HAS_M206_COMMAND
#include "../gcode.h"
#include "../../module/motion.h"
#include "../../lcd/ultralcd.h"
#include "../../libs/buzzer.h"
/**
* M206: Set Additional Homing Offset (X Y Z). SCARA aliases T=X, P=Y
*
* *** @thinkyhead: I recommend deprecating M206 for SCARA in favor of M665.
* *** M206 for SCARA will remain enabled in 1.1.x for compatibility.
* *** In the 2.0 release, it will simply be disabled by default.
*/
void GcodeSuite::M206() {
LOOP_XYZ(i)
if (parser.seen(XYZ_CHAR(i)))
set_home_offset((AxisEnum)i, parser.value_linear_units());
#if ENABLED(MORGAN_SCARA)
if (parser.seen('T')) set_home_offset(A_AXIS, parser.value_float()); // Theta
if (parser.seen('P')) set_home_offset(B_AXIS, parser.value_float()); // Psi
#endif
report_current_position();
}
/**
* M428: Set home_offset based on the distance between the
* current_position and the nearest "reference point."
* If an axis is past center its endstop position
* is the reference-point. Otherwise it uses 0. This allows
* the Z offset to be set near the bed when using a max endstop.
*
* M428 can't be used more than 2cm away from 0 or an endstop.
*
* Use M206 to set these values directly.
*/
void GcodeSuite::M428() {
if (axis_unhomed_error()) return;
xyz_float_t diff;
LOOP_XYZ(i) {
diff[i] = base_home_pos((AxisEnum)i) - current_position[i];
if (!WITHIN(diff[i], -20, 20) && home_dir((AxisEnum)i) > 0)
diff[i] = -current_position[i];
if (!WITHIN(diff[i], -20, 20)) {
SERIAL_ERROR_MSG(STR_ERR_M428_TOO_FAR);
LCD_ALERTMESSAGEPGM_P(PSTR("Err: Too far!"));
BUZZ(200, 40);
return;
}
}
LOOP_XYZ(i) set_home_offset((AxisEnum)i, diff[i]);
report_current_position();
LCD_MESSAGEPGM(MSG_HOME_OFFSETS_APPLIED);
BUZZ(100, 659);
BUZZ(100, 698);
}
#endif // HAS_M206_COMMAND