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[LPC176x] Endstop Interrupts Feature (#11202)

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Enable the endstop interrupts feature for LPC176x boards. Although Smoothieboard chose to use non-interrupt capable pins for their endstops, and this has been copied by clones, so they can't use it.
This commit is contained in:
Chris Pepper
2018-07-04 23:51:45 +01:00
committed by Scott Lahteine
parent 5abf5bc8a7
commit 55f4744e54
3 changed files with 69 additions and 71 deletions
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32
Marlin/src/HAL/HAL_LPC1768/endstop_interrupts.h
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@@ -37,9 +37,6 @@
#ifndef _ENDSTOP_INTERRUPTS_H_
#define _ENDSTOP_INTERRUPTS_H_
//Currently this is untested and broken
#error "Please disable Endstop Interrupts LPC176x is currently an unsupported platform"
#include "../../module/endstops.h"
// One ISR for all EXT-Interrupts
@@ -47,30 +44,57 @@ void endstop_ISR(void) { endstops.update(); }
void setup_endstop_interrupts(void) {
#if HAS_X_MAX
attachInterrupt(digitalPinToInterrupt(X_MAX_PIN), endstop_ISR, CHANGE); // assign it
#if !LPC1768_PIN_INTERRUPT_M(X_MAX_PIN)
#error "X_MAX_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(X_MAX_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_X_MIN
#if !LPC1768_PIN_INTERRUPT_M(X_MIN_PIN)
#error "X_MIN_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(X_MIN_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_Y_MAX
#if !LPC1768_PIN_INTERRUPT_M(Y_MAX_PIN)
#error "Y_MAX_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(Y_MAX_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_Y_MIN
#if !LPC1768_PIN_INTERRUPT_M(Y_MIN_PIN)
#error "Y_MIN_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(Y_MIN_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_Z_MAX
#if !LPC1768_PIN_INTERRUPT_M(Z_MAX_PIN)
#error "Z_MAX_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(Z_MAX_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_Z_MIN
#if !LPC1768_PIN_INTERRUPT_M(Z_MIN_PIN)
#error "Z_MIN_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(Z_MIN_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_Z2_MAX
#if !LPC1768_PIN_INTERRUPT_M(Z2_MAX_PIN)
#error "Z2_MAX_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(Z2_MAX_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_Z2_MIN
#if !LPC1768_PIN_INTERRUPT_M(Z2_MIN_PIN)
#error "Z2_MIN_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(Z2_MIN_PIN), endstop_ISR, CHANGE);
#endif
#if HAS_Z_MIN_PROBE_PIN
#if !LPC1768_PIN_INTERRUPT_M(Z_MIN_PROBE_PIN)
#error "Z_MIN_PROBE_PIN is not an INTERRUPT capable pin."
#endif
attachInterrupt(digitalPinToInterrupt(Z_MIN_PROBE_PIN), endstop_ISR, CHANGE);
#endif
}