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Filter endstops state at all times (#11066)

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This commit is contained in:
Scott Lahteine
2018-06-21 20:14:16 -05:00
committed by GitHub
parent a5c11bf578
commit 99591dc20c
11 changed files with 58 additions and 62 deletions
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20
Marlin/src/module/endstops.h
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@ -70,9 +70,10 @@ class Endstops {
private:
static esbits_t live_state;
static volatile uint8_t hit_state; // Use X_MIN, Y_MIN, Z_MIN and Z_MIN_PROBE as BIT index
#if ENABLED(ENDSTOP_NOISE_FILTER)
static esbits_t old_live_state, // Old endstop value for debouncing and denoising
validated_live_state; // The validated (accepted as true) endstop bits
static esbits_t validated_live_state;
uint8_t Endstops::endstop_poll_count;
static uint8_t endstop_poll_count; // Countdown from threshold for polling
#endif
@ -85,10 +86,15 @@ class Endstops {
static void init();
/**
* A change was detected or presumed to be in endstops pins. Find out what
* changed, if anything. Called from ISR contexts
* Are endstops or the probe set to abort the move?
*/
static void check_possible_change();
FORCE_INLINE static bool abort_enabled() {
return (enabled
#if HAS_BED_PROBE
|| z_probe_enabled
#endif
);
}
/**
* Periodic call to poll endstops if required. Called from temperature ISR
@ -96,7 +102,9 @@ class Endstops {
static void poll();
/**
* Update the endstops bits from the pins
* Update endstops bits from the pins. Apply filtering to get a verified state.
* If abort_enabled() and moving towards a triggered switch, abort the current move.
* Called from ISR contexts.
*/
static void update();