Merge pull request #260 from elmom/master
Thanks for the contribution! Looks good. Will update some of the semantics shortly, but the idea is solid.
This commit is contained in:
Sonny Jeon
commit
b2a69c02cf
71
config.h
71
config.h
@ -30,70 +30,19 @@
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// Serial baud rate
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#define BAUD_RATE 9600
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// Define pin-assignments
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// NOTE: All step bit and direction pins must be on the same port.
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#define STEPPING_DDR DDRD
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#define STEPPING_PORT PORTD
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#define X_STEP_BIT 2 // Uno Digital Pin 2
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#define Y_STEP_BIT 3 // Uno Digital Pin 3
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#define Z_STEP_BIT 4 // Uno Digital Pin 4
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#define X_DIRECTION_BIT 5 // Uno Digital Pin 5
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#define Y_DIRECTION_BIT 6 // Uno Digital Pin 6
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#define Z_DIRECTION_BIT 7 // Uno Digital Pin 7
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#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
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#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
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#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK) // All stepping-related bits (step/direction)
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// Pin mappings, pick one and comment others
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#define DEFAULT_328P
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//#define DEFAULT_2560
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//#define CUSTOM_PINS
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#define STEPPERS_DISABLE_DDR DDRB
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#define STEPPERS_DISABLE_PORT PORTB
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#define STEPPERS_DISABLE_BIT 0 // Uno Digital Pin 8
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#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
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// NOTE: All limit bit pins must be on the same port
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#define LIMIT_DDR DDRB
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#define LIMIT_PIN PINB
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#define LIMIT_PORT PORTB
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#define X_LIMIT_BIT 1 // Uno Digital Pin 9
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#define Y_LIMIT_BIT 2 // Uno Digital Pin 10
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#define Z_LIMIT_BIT 3 // Uno Digital Pin 11
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#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
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#define LIMIT_INT_vect PCINT0_vect
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#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
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#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
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#define SPINDLE_ENABLE_DDR DDRB
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#define SPINDLE_ENABLE_PORT PORTB
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#define SPINDLE_ENABLE_BIT 4 // Uno Digital Pin 12
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#define SPINDLE_DIRECTION_DDR DDRB
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#define SPINDLE_DIRECTION_PORT PORTB
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#define SPINDLE_DIRECTION_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
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#define COOLANT_FLOOD_DDR DDRC
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#define COOLANT_FLOOD_PORT PORTC
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#define COOLANT_FLOOD_BIT 3 // Uno Analog Pin 3
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// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
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// a later date if flash and memory space allows.
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// #define ENABLE_M7 // Mist coolant disabled by default. Uncomment to enable.
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#ifdef ENABLE_M7
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#define COOLANT_MIST_DDR DDRC
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#define COOLANT_MIST_PORT PORTC
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#define COOLANT_MIST_BIT 4 // Uno Analog Pin 4
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if defined(DEFAULT_328P)
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#include config_default_328p.h
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elif defined(DEFAULT_2560)
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#include config_default_2560.h
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elif defined(CUSTOM_PINS)
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#include config_custom.h // Create from the closest pre-existing config_default_*.h
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#endif
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// NOTE: All pinouts pins must be on the same port
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#define PINOUT_DDR DDRC
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#define PINOUT_PIN PINC
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#define PINOUT_PORT PORTC
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#define PIN_RESET 0 // Uno Analog Pin 0
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#define PIN_FEED_HOLD 1 // Uno Analog Pin 1
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#define PIN_CYCLE_START 2 // Uno Analog Pin 2
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#define PINOUT_INT PCIE1 // Pin change interrupt enable pin
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#define PINOUT_INT_vect PCINT1_vect
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#define PINOUT_PCMSK PCMSK1 // Pin change interrupt register
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#define PINOUT_MASK ((1<<PIN_RESET)|(1<<PIN_FEED_HOLD)|(1<<PIN_CYCLE_START))
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// Define runtime command special characters. These characters are 'picked-off' directly from the
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// serial read data stream and are not passed to the grbl line execution parser. Select characters
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// that do not and must not exist in the streamed g-code program. ASCII control characters may be
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70
config_default_2560.h
Normal file
70
config_default_2560.h
Normal file
@ -0,0 +1,70 @@
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#ifndef config_default_2560_h
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#define config_default_2560_h
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// Define pin-assignments
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// NOTE: All step bit and direction pins must be on the same port.
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#define STEPPING_DDR DDRA
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#define STEPPING_PORT PORTA
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#define STEPPING_PIN PINA
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#define X_STEP_BIT 0 // MEGA2560 Digital Pin 22
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#define Y_STEP_BIT 2 // MEGA2560 Digital Pin 24
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#define Z_STEP_BIT 4 // MEGA2560 Digital Pin 26
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#define C_STEP_BIT 6 // MEGA2560 Digital Pin 28
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#define X_DIRECTION_BIT 1 // MEGA2560 Digital Pin 23
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#define Y_DIRECTION_BIT 3 // MEGA2560 Digital Pin 25
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#define Z_DIRECTION_BIT 5 // MEGA2560 Digital Pin 27
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#define C_DIRECTION_BIT 7 // MEGA2560 Digital Pin 29
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#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
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#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
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#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK) // All stepping-related bits (step/direction)
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#define STEPPERS_DISABLE_DDR DDRC
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#define STEPPERS_DISABLE_PORT PORTC
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#define STEPPERS_DISABLE_BIT 7 // MEGA2560 Digital Pin 30
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#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
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// NOTE: All limit bit pins must be on the same port
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#define LIMIT_DDR DDRC
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#define LIMIT_PORT PORTC
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#define LIMIT_PIN PINC
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#define X_LIMIT_BIT 6 // MEGA2560 Digital Pin 31
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#define Y_LIMIT_BIT 5 // MEGA2560 Digital Pin 32
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#define Z_LIMIT_BIT 4 // MEGA2560 Digital Pin 33
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#define C_LIMIT_BIT 3 // MEGA2560 Digital Pin 34
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#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
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#define LIMIT_INT_vect PCINT0_vect
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#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
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#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
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#define SPINDLE_ENABLE_DDR DDRC
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#define SPINDLE_ENABLE_PORT PORTC
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#define SPINDLE_ENABLE_BIT 2 // MEGA2560 Digital Pin 35
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#define SPINDLE_DIRECTION_DDR DDRC
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#define SPINDLE_DIRECTION_PORT PORTC
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#define SPINDLE_DIRECTION_BIT 1 // MEGA2560 Digital Pin 36
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#define COOLANT_FLOOD_DDR DDRC
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#define COOLANT_FLOOD_PORT PORTC
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#define COOLANT_FLOOD_BIT 0 // MEGA2560 Digital Pin 37
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// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
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// a later date if flash and memory space allows.
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// #define ENABLE_M7 // Mist coolant disabled by default. Uncomment to enable.
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#ifdef ENABLE_M7
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#define COOLANT_MIST_DDR DDRC
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#define COOLANT_MIST_PORT PORTC
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#define COOLANT_MIST_BIT 0 // MEGA2560 Digital Pin 37
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#endif
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// NOTE: All pinouts pins must be on the same port
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#define PINOUT_DDR DDRC
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#define PINOUT_PIN PINC
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#define PINOUT_PORT PORTC
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#define PIN_RESET 0 // Uno Analog Pin 0
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#define PIN_FEED_HOLD 1 // Uno Analog Pin 1
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#define PIN_CYCLE_START 2 // Uno Analog Pin 2
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#define PINOUT_INT PCIE1 // Pin change interrupt enable pin
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#define PINOUT_INT_vect PCINT1_vect
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#define PINOUT_PCMSK PCMSK1 // Pin change interrupt register
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#define PINOUT_MASK ((1<<PIN_RESET)|(1<<PIN_FEED_HOLD)|(1<<PIN_CYCLE_START))
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66
config_default_328p.h
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66
config_default_328p.h
Normal file
@ -0,0 +1,66 @@
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#ifndef config_default_2560_h
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#define config_default_2560_h
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// Define pin-assignments
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// NOTE: All step bit and direction pins must be on the same port.
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#define STEPPING_DDR DDRD
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#define STEPPING_PORT PORTD
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#define X_STEP_BIT 2 // Uno Digital Pin 2
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#define Y_STEP_BIT 3 // Uno Digital Pin 3
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#define Z_STEP_BIT 4 // Uno Digital Pin 4
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#define X_DIRECTION_BIT 5 // Uno Digital Pin 5
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#define Y_DIRECTION_BIT 6 // Uno Digital Pin 6
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#define Z_DIRECTION_BIT 7 // Uno Digital Pin 7
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#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
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#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
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#define STEPPING_MASK (STEP_MASK | DIRECTION_MASK) // All stepping-related bits (step/direction)
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#define STEPPERS_DISABLE_DDR DDRB
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#define STEPPERS_DISABLE_PORT PORTB
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#define STEPPERS_DISABLE_BIT 0 // Uno Digital Pin 8
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#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
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// NOTE: All limit bit pins must be on the same port
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#define LIMIT_DDR DDRB
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#define LIMIT_PIN PINB
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#define LIMIT_PORT PORTB
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#define X_LIMIT_BIT 1 // Uno Digital Pin 9
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#define Y_LIMIT_BIT 2 // Uno Digital Pin 10
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#define Z_LIMIT_BIT 3 // Uno Digital Pin 11
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#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
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#define LIMIT_INT_vect PCINT0_vect
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#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
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#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
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#define SPINDLE_ENABLE_DDR DDRB
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#define SPINDLE_ENABLE_PORT PORTB
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#define SPINDLE_ENABLE_BIT 4 // Uno Digital Pin 12
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#define SPINDLE_DIRECTION_DDR DDRB
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#define SPINDLE_DIRECTION_PORT PORTB
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#define SPINDLE_DIRECTION_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
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#define COOLANT_FLOOD_DDR DDRC
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#define COOLANT_FLOOD_PORT PORTC
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#define COOLANT_FLOOD_BIT 3 // Uno Analog Pin 3
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// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
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// a later date if flash and memory space allows.
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// #define ENABLE_M7 // Mist coolant disabled by default. Uncomment to enable.
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#ifdef ENABLE_M7
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#define COOLANT_MIST_DDR DDRC
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#define COOLANT_MIST_PORT PORTC
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#define COOLANT_MIST_BIT 4 // Uno Analog Pin 4
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#endif
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// NOTE: All pinouts pins must be on the same port
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#define PINOUT_DDR DDRC
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#define PINOUT_PIN PINC
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#define PINOUT_PORT PORTC
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#define PIN_RESET 0 // Uno Analog Pin 0
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#define PIN_FEED_HOLD 1 // Uno Analog Pin 1
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#define PIN_CYCLE_START 2 // Uno Analog Pin 2
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#define PINOUT_INT PCIE1 // Pin change interrupt enable pin
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#define PINOUT_INT_vect PCINT1_vect
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#define PINOUT_PCMSK PCMSK1 // Pin change interrupt register
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#define PINOUT_MASK ((1<<PIN_RESET)|(1<<PIN_FEED_HOLD)|(1<<PIN_CYCLE_START))
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97
doc/pinmapping.txt
Normal file
97
doc/pinmapping.txt
Normal file
@ -0,0 +1,97 @@
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Mega328P Arduino Pin Mapping
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============================
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Digital 0 PD0 (RX)
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Digital 1 PD1 (TX)
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Digital 2 PD2
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Digital 3 PD3
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Digital 4 PD4
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Digital 5 PD5
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Digital 6 PD6
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Digital 7 PD7
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Digital 8 PB0
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Digital 9 PB1
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Digital 10 PB2
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Digital 11 PB3 (MOSI)
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Digital 12 PB4 (MISO)
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Digital 13 PB5 (SCK)
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Analog 0 PC0
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Analog 1 PC1
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Analog 2 PC2
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Analog 3 PC3
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Analog 4 PC4
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Mega2560 Arduino Pin Mapping
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============================
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Digital pin 22 PA0 ( AD0 )
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Digital pin 23 PA1 ( AD1 )
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Digital pin 24 PA2 ( AD2 )
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Digital pin 25 PA3 ( AD3 )
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Digital pin 26 PA4 ( AD4 )
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Digital pin 27 PA5 ( AD5 )
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Digital pin 28 PA6 ( AD6 )
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Digital pin 29 PA7 ( AD7 )
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Digital pin 53 (PWM)(RX1) PB0 ( SS/PCINT0 )
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Digital pin 52 (PWM)(SDA) PB1 ( SCK/PCINT1 )
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Digital pin 51 (PWM)(SCL) PB2 ( MOSI/PCINT2 )
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Digital pin 50 PB3 ( MISO/PCINT3 )
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Digital pin 10 (PWM) PB4 ( OC2A/PCINT4 )
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Digital pin 11 (PWM) PB5 ( OC1A/PCINT5 )
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Digital pin 12 (PWM) PB6 ( OC1B/PCINT6 )
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Digital pin 13 (PWM) PB7 ( OC0A/OC1C/PCINT7 )
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Digital pin 37 PC0 ( A8 )
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Digital pin 36 PC1 ( A9 )
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Digital pin 35 PC2 ( A10 )
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Digital pin 34 PC3 ( A11 )
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Digital pin 33 PC4 ( A12 )
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Digital pin 32 PC5 ( A13 )
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Digital pin 31 PC6 ( A14 )
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Digital pin 30 PC7 ( A15 )
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Digital pin 21 (SCL) PD0 ( SCL/INT0 )
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Digital pin 20 (SDA) PD1 ( SDA/INT1 )
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Digital pin 19 PD2 ( RXDI/INT2 )
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Digital pin 18 PD3 ( TXD1/INT3 )
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Digital pin 38 PD7 ( T0 )
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Digital pin 0 (PWM) (RX0) PE0 ( RXD0/PCINT8 )
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Digital pin 1 (PWM) (TX0) PE1 ( TXD0 )
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Digital pin 5 (PWM) PE3 ( OC3A/AIN1 )
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Digital pin 2 (PWM) PE4 ( OC3B/INT4 )
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Digital pin 3 (PWM) PE5 ( OC3C/INT5 )
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Analog pin 0 PF0 ( ADC0 )
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Analog pin 1 PF1 ( ADC1 )
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Analog pin 2 PF2 ( ADC2 )
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Analog pin 3 PF3 ( ADC3 )
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Analog pin 4 PF4 ( ADC4/TMK )
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Analog pin 5 PF5 ( ADC5/TMS )
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Analog pin 6 PF6 ( ADC6/PCINT14 )
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Analog pin 7 PF7 ( ADC7/PCINT15 )
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Digital pin 41 PG0 ( WR )
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Digital pin 40 PG1 ( RD )
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Digital pin 39 PG2 ( ALE )
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Digital pin 4 (PWM) PG5 ( OC0B )
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Digital pin 17 (PWM) PH0 ( RXD2 )
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Digital pin 16 (PWM) PH1 ( TXD2 )
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Digital pin 6 (PWM)(RX3 ) PH3 ( OC4A )
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Digital pin 7 (PWM)(TX2) PH4 ( OC4B )
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Digital pin 8 (PWM)(RX2 ) PH5 ( OC4C )
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Digital pin 9 (PWM)(TX1) PH6 ( OC2B )
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Digital pin 15 PJ0 ( RXD3/PCINT9 )
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Digital pin 14 PJ1 ( TXD3/PCINT10 )
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Analog pin 8 PK0 ( ADC8/PCINT16 )
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Analog pin 9 PK1 ( ADC9/PCINT17 )
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Analog pin 10 PK2 ( ADC10/PCINT18 )
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Analog pin 11 PK3 ( ADC11/PCINT19 )
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Analog pin 12 PK4 ( ADC12/PCINT20 )
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Analog pin 13 PK5 ( ADC13/PCINT21 )
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Analog pin 14 PK6 ( ADC14/PCINT22 )
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Analog pin 15 PK7 ( ADC15/PCINT23 )
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Digital pin 49 PL0 ( ICP4 )
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Digital pin 48 PL1 ( ICP5 )
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Digital pin 47 PL2 ( T5 )
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Digital pin 46 (PWM) PL3 ( OC5A )
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Digital pin 45 (PWM) PL4 ( OC5B )
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Digital pin 44 (PWM) PL5 ( OC5C )
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Digital pin 43 PL6
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Digital pin 42 PL7
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12
serial.c
12
serial.c
@ -91,11 +91,7 @@ void serial_write(uint8_t data) {
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}
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// Data Register Empty Interrupt handler
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#ifdef __AVR_ATmega644P__
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ISR(USART0_UDRE_vect)
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#else
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ISR(USART_UDRE_vect)
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#endif
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ISR(Serial_UDRE_vect)
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{
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// Temporary tx_buffer_tail (to optimize for volatile)
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uint8_t tail = tx_buffer_tail;
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@ -144,11 +140,7 @@ uint8_t serial_read()
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}
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}
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#ifdef __AVR_ATmega644P__
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ISR(USART0_RX_vect)
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#else
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ISR(USART_RX_vect)
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#endif
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ISR(Serial_RX_vect)
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{
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uint8_t data = UDR0;
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uint8_t next_head;
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14
serial.h
14
serial.h
@ -27,6 +27,20 @@
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#include "nuts_bolts.h"
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#if defined(USART_RX_vect) // For atmega328p (Arduino Uno) etc.
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#define Serial_RX_vect USART_RX_vect
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#define Serial_UDRE_vect USART_UDRE_vect
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#elif defined(USART0_RX_vect) // For atmega644p, atmega1280 and atmega2560 (ArduinoMEGA) etc.
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#define Serial_RX_vect USART0_RX_vect
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#define Serial_UDRE_vect USART0_UDRE_vect
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#elif defined(USART_RXC_vect) // For some odd chips
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#define Serial_RX_vect USART_RXC_vect
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#define Serial_UDRE_vect USART_UDRE_vect
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#elif defined(USART1_RX_vect)// Some AVRs have 1 USB and a single USART (USART1), though the USB is often preffered for serial comms (like Arduino Leonardo etc.)
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#define Serial1_RX_vect USART1_RX_vect
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#define Serial1_UDRE_vect USART1_UDRE_vect
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#endif
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#ifndef RX_BUFFER_SIZE
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#define RX_BUFFER_SIZE 128
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#endif
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