ManuelW/grbl-LPC-CoreXY
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Fixed a number of bugs caused by using abs() on floats and long ints. Added support for selectively inverting bits of the stepping port. Debugged, optimized and cleaned up timing code for the step-pulses.

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Simen Svale Skogsrud
2010-02-27 19:55:09 +01:00
parent 6ac3b3f2e6
commit a42c03601d
14 changed files with 4430 additions and 106 deletions
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50
config.h
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@ -23,11 +23,13 @@
#define VERSION "0.0"
#define X_STEPS_PER_MM 128.0
#define Y_STEPS_PER_MM 128.0
#define Z_STEPS_PER_MM 128.0
#define X_STEPS_PER_MM 94.488188976378
#define Y_STEPS_PER_MM 94.488188976378
#define Z_STEPS_PER_MM 94.488188976378
#define INCHES_PER_MM 25.4
#define STEP_PULSE_MICROSECONDS 30
#define INCHES_PER_MM (1.0/25.4)
#define X_STEPS_PER_INCH X_STEPS_PER_MM*INCHES_PER_MM
#define Y_STEPS_PER_INCH Y_STEPS_PER_MM*INCHES_PER_MM
#define Z_STEPS_PER_INCH Z_STEPS_PER_MM*INCHES_PER_MM
@ -35,12 +37,12 @@
#define RAPID_FEEDRATE 960.0 // in millimeters per minute
#define DEFAULT_FEEDRATE 960.0
#define STEPPERS_ENABLE_DDR DDRB
#define STEPPERS_ENABLE_PORT PORTB
#define STEPPERS_ENABLE_BIT 6
#define STEPPERS_ENABLE_DDR DDRD
#define STEPPERS_ENABLE_PORT PORTD
#define STEPPERS_ENABLE_BIT 2
#define STEPPING_DDR DDRB
#define STEPPING_PORT PORTB
#define STEPPING_DDR DDRC
#define STEPPING_PORT PORTC
#define X_STEP_BIT 0
#define Y_STEP_BIT 1
#define Z_STEP_BIT 2
@ -48,19 +50,20 @@
#define Y_DIRECTION_BIT 4
#define Z_DIRECTION_BIT 5
#define LIMIT_DDR DDRC
#define LIMIT_PORT PORTC
#define X_LIMIT_BIT 0
#define Y_LIMIT_BIT 1
#define Z_LIMIT_BIT 2
#define SPINDLE_ENABLE_DDR DDRC
#define SPINDLE_ENABLE_PORT PORTC
#define SPINDLE_ENABLE_BIT 3
#define LIMIT_DDR DDRD
#define LIMIT_PORT PORTD
#define X_LIMIT_BIT 3
#define Y_LIMIT_BIT 4
#define Z_LIMIT_BIT 5
#define SPINDLE_DIRECTION_DDR DDRC
#define SPINDLE_DIRECTION_PORT PORTC
#define SPINDLE_DIRECTION_BIT 4
#define SPINDLE_ENABLE_DDR DDRD
#define SPINDLE_ENABLE_PORT PORTD
#define SPINDLE_ENABLE_BIT 6
#define SPINDLE_DIRECTION_DDR DDRD
#define SPINDLE_DIRECTION_PORT PORTD
#define SPINDLE_DIRECTION_BIT 7
#define BAUD_RATE 9600
@ -69,4 +72,11 @@
#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK)
#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT))
// Use this line for default operation (step-pulses high)
#define STEPPING_INVERT_MASK 0
// Uncomment this line for inverted stepping (step-pulses low, rest high)
// #define STEPPING_INVERT_MASK (STEP_MASK)
// Or bake your own like this adding any step-bits or directions you want to invert:
// #define STEPPING_INVERT_MASK (STEP_MASK | (1<<Z_DIRECTION_BIT))
#endif