ManuelW/grbl-LPC-CoreXY
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stepper enable pin now toggles to reflect the active/passive state of the stepper subsystem

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Simen Svale Skogsrud 2011-02-21 10:00:16 +01:00
parent 2c913a00bd
commit 68ff56a8b1
1 changed files with 7 additions and 5 deletions
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12
stepper.c
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@ -82,6 +82,7 @@ static uint32_t trapezoid_adjusted_rate; // The current rate of step_events
static void set_step_events_per_minute(uint32_t steps_per_minute); static void set_step_events_per_minute(uint32_t steps_per_minute);
void st_wake_up() { void st_wake_up() {
STEPPERS_ENABLE_PORT |= (1<<STEPPERS_ENABLE_BIT);
ENABLE_STEPPER_DRIVER_INTERRUPT(); ENABLE_STEPPER_DRIVER_INTERRUPT();
} }
@ -153,6 +154,8 @@ SIGNAL(TIMER1_COMPA_vect)
counter_z = counter_x; counter_z = counter_x;
step_events_completed = 0; step_events_completed = 0;
} else { } else {
// set enable pin
STEPPERS_ENABLE_PORT &= ~(1<<STEPPERS_ENABLE_BIT);
DISABLE_STEPPER_DRIVER_INTERRUPT(); DISABLE_STEPPER_DRIVER_INTERRUPT();
} }
} }
@ -229,12 +232,11 @@ void st_init()
TIMSK2 |= (1<<TOIE2); TIMSK2 |= (1<<TOIE2);
set_step_events_per_minute(6000); set_step_events_per_minute(6000);
DISABLE_STEPPER_DRIVER_INTERRUPT();
trapezoid_tick_cycle_counter = 0; trapezoid_tick_cycle_counter = 0;
// set enable pin STEPPERS_ENABLE_PORT &= ~(1<<STEPPERS_ENABLE_BIT);
STEPPERS_ENABLE_PORT |= 1<<STEPPERS_ENABLE_BIT; DISABLE_STEPPER_DRIVER_INTERRUPT();
sei(); sei();
} }