mirror of
https://github.com/grblHAL/core.git
synced 2026-02-05 08:34:01 +08:00
106f5fd573
Moved probe signal handling from drivers to the core, improved handling of probe disconnected signal. NOTE: The changes above are quite large, please verify probe operation after installation.
75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
/*
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probe.h - An embedded CNC Controller with rs274/ngc (g-code) support
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Part of grblHAL
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Copyright (c) 2020-2025 Terje Io
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grblHAL 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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grblHAL 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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You should have received a copy of the GNU General Public License
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along with grblHAL. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _PROBE_H_
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#define _PROBE_H_
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#include "crossbar.h"
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#define N_PROBE_MAX 3
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// Values that define the probing state machine.
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typedef bool (*get_probe_input_ptr)(void *input);
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typedef enum {
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Probing_Off = 0, //!< 0
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Probing_Active //!< 1
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} probing_state_t;
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typedef enum {
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Probe_Default = 0, //!< 0
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Probe_Toolsetter, //!< 1
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Probe_2 //!< 2
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} probe_id_t;
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typedef union {
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uint16_t value;
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struct {
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uint16_t triggered :1, //!< Set to true when probe or toolsetter is triggered.
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connected :1, //!< Set to true when probe is connected. Always set to true if the driver does not have a probe connected input.
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inverted :1, //!< For driver use
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is_probing :1, //!< For driver use
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was_probing :1, //!< For driver use
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irq_enabled :1, //!< For driver use
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irq_mode :5, //!< pin_irq_mode_t - for driver use
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unused :3,
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probe_id :2; //!< Id of active probe (for now).
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};
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} probe_state_t;
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typedef union {
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uint8_t value;
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struct {
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uint8_t available :1, //!< Set to true when probe input is available.
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connected :1, //!< Set to true when probe is connected. Always set to true if the driver does not have a probe connected input.
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latchable :1, //!< Set to true when probe input supports change rising/falling.
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watchable :1, //!< Set to true when probe input supports change interrupt.
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guarded :1, //!< Set to true when probe protection is enabled.
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unassigned :3;
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};
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} probe_flags_t;
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void probe_connected_event (void *data);
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bool probe_add (probe_id_t probe_id, uint8_t port, pin_irq_mode_t irq_mode, void *input, get_probe_input_ptr get_input);
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#endif // _PROBE_H_
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