ManuelW/grbl-LPC-CoreXY
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first stab at replacing step-buffering with line-buffering

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Simen Svale Skogsrud
2010-03-02 21:46:51 +01:00
parent 36fd3a9bfb
commit 2be1f473cd
5 changed files with 2616 additions and 256 deletions
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10
stepper.h
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@ -35,14 +35,8 @@ void st_init();
// Returns a bitmask with the stepper bit for the given axis set
uint8_t st_bit_for_stepper(int axis);
// Buffer a pace change. Pace is the rate with which steps are executed. It is measured in microseconds from step to step.
// It is continually adjusted to achieve constant actual feed rate. Unless pace-changes was buffered along with the steps
// they govern they might change at slightly wrong moments in time as the pace would change while the stepper buffer was
// still churning out the previous movement.
void st_buffer_pace(uint32_t microseconds);
// Buffer a new instruction for the steppers
inline void st_buffer_step(uint8_t motor_port_bits);
// Buffer a new line segment (might block until there is room in the buffer)
void st_buffer_line(int32_t steps_x, int32_t steps_y, int32_t steps_z, uint32_t rate);
// Block until all buffered steps are executed
void st_synchronize();