61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
/**
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* Part of Grbl interpreter modified to work with Adafruit Motor Driver V2
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* File modified by Catalin Vasiliu
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* email <vasiliu.catalin.mihai@gmail.com>
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*
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*
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*
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* Original license:***********************************************************
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* Copyright (c) 2009-2011 Simen Svale Skogsrud
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* Copyright (c) 2011 Sungeun K. Jeon
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*
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* Grbl is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Grbl is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "config.h"
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#include <Arduino.h>
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#include "limit_switch.h"
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/**
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* Check the limit switch according to axis and direction
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*
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* @param int motor -- axis
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* @param int direction
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* @return int status
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*/
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int ls_check(int motor, int direction) {
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if (motor == X_motor) {
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if (digitalRead(X_LIMIT_END_PIN) && direction > 0) {
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return X_LIMIT_END_ENABLE;
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}
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if (digitalRead(X_LIMIT_START_PIN) && direction < 0) {
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return X_LIMIT_START_ENABLE;
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}
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}
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if (motor == Y_motor) {
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if (digitalRead(Y_LIMIT_END_PIN) && direction > 0) {
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return Y_LIMIT_END_ENABLE;
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}
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if (digitalRead(Y_LIMIT_START_PIN) && direction < 0) {
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return Y_LIMIT_START_ENABLE;
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}
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}
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if (motor == Z_motor) {
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if (digitalRead(Z_LIMIT_END_PIN) && direction > 0) {
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return Z_LIMIT_END_ENABLE;
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}
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if (digitalRead(Z_LIMIT_START_PIN) && direction < 0) {
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return Z_LIMIT_START_ENABLE;
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}
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}
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return NO_SWTCH_ENABLE;
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}
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