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Splitting Cpu map into separate files.

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Makes comparison, addition of new ones easier
This commit is contained in:
ashelly 2015-05-22 10:24:48 -04:00
parent f5e7436a02
commit 25cdeb830b
3 changed files with 241 additions and 223 deletions
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228
grbl/cpu_map.h
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@ -33,121 +33,7 @@
#ifdef CPU_MAP_ATMEGA328P // (Arduino Uno) Officially supported by Grbl. #ifdef CPU_MAP_ATMEGA328P // (Arduino Uno) Officially supported by Grbl.
// Define serial port pins and interrupt vectors. #include "cpu_map_atmega328p.h"
#define SERIAL_RX USART_RX_vect
#define SERIAL_UDRE USART_UDRE_vect
// Define step pulse output pins. NOTE: All step bit pins must be on the same port.
#define STEP_DDR DDRD
#define STEP_PORT PORTD
#define X_STEP_BIT 2 // Uno Digital Pin 2
#define Y_STEP_BIT 3 // Uno Digital Pin 3
#define Z_STEP_BIT 4 // Uno Digital Pin 4
#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
// Define step direction output pins. NOTE: All direction pins must be on the same port.
#define DIRECTION_DDR DDRD
#define DIRECTION_PORT PORTD
#define X_DIRECTION_BIT 5 // Uno Digital Pin 5
#define Y_DIRECTION_BIT 6 // Uno Digital Pin 6
#define Z_DIRECTION_BIT 7 // Uno Digital Pin 7
#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
// Define stepper driver enable/disable output pin.
#define STEPPERS_DISABLE_DDR DDRB
#define STEPPERS_DISABLE_PORT PORTB
#define STEPPERS_DISABLE_BIT 0 // Uno Digital Pin 8
#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
// Define homing/hard limit switch input pins and limit interrupt vectors.
// NOTE: All limit bit pins must be on the same port, but not on a port with other input pins (CONTROL).
#define LIMIT_DDR DDRB
#define LIMIT_PIN PINB
#define LIMIT_PORT PORTB
#define X_LIMIT_BIT 1 // Uno Digital Pin 9
#define Y_LIMIT_BIT 2 // Uno Digital Pin 10
#ifdef VARIABLE_SPINDLE // Z Limit pin and spindle enabled swapped to access hardware PWM on Pin 11.
#define Z_LIMIT_BIT 4 // Uno Digital Pin 12
#else
#define Z_LIMIT_BIT 3 // Uno Digital Pin 11
#endif
#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
#define LIMIT_INT_vect PCINT0_vect
#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
// Define spindle enable and spindle direction output pins.
#define SPINDLE_ENABLE_DDR DDRB
#define SPINDLE_ENABLE_PORT PORTB
// Z Limit pin and spindle PWM/enable pin swapped to access hardware PWM on Pin 11.
#ifdef VARIABLE_SPINDLE
#ifdef USE_SPINDLE_DIR_AS_ENABLE_PIN
// If enabled, spindle direction pin now used as spindle enable, while PWM remains on D11.
#define SPINDLE_ENABLE_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
#else
#define SPINDLE_ENABLE_BIT 3 // Uno Digital Pin 11
#endif
#else
#define SPINDLE_ENABLE_BIT 4 // Uno Digital Pin 12
#endif
#ifndef USE_SPINDLE_DIR_AS_ENABLE_PIN
#define SPINDLE_DIRECTION_DDR DDRB
#define SPINDLE_DIRECTION_PORT PORTB
#define SPINDLE_DIRECTION_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
#endif
// Define flood and mist coolant enable output pins.
// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
// a later date if flash and memory space allows.
#define COOLANT_FLOOD_DDR DDRC
#define COOLANT_FLOOD_PORT PORTC
#define COOLANT_FLOOD_BIT 3 // Uno Analog Pin 3
#ifdef ENABLE_M7 // Mist coolant disabled by default. See config.h to enable/disable.
#define COOLANT_MIST_DDR DDRC
#define COOLANT_MIST_PORT PORTC
#define COOLANT_MIST_BIT 4 // Uno Analog Pin 4
#endif
// Define user-control controls (cycle start, reset, feed hold) input pins.
// NOTE: All CONTROLs pins must be on the same port and not on a port with other input pins (limits).
#define CONTROL_DDR DDRC
#define CONTROL_PIN PINC
#define CONTROL_PORT PORTC
#define RESET_BIT 0 // Uno Analog Pin 0
#define FEED_HOLD_BIT 1 // Uno Analog Pin 1
#define CYCLE_START_BIT 2 // Uno Analog Pin 2
#define SAFETY_DOOR_BIT 1 // Uno Analog Pin 1 NOTE: Safety door is shared with feed hold. Enabled by config define.
#define CONTROL_INT PCIE1 // Pin change interrupt enable pin
#define CONTROL_INT_vect PCINT1_vect
#define CONTROL_PCMSK PCMSK1 // Pin change interrupt register
#define CONTROL_MASK ((1<<RESET_BIT)|(1<<FEED_HOLD_BIT)|(1<<CYCLE_START_BIT)|(1<<SAFETY_DOOR_BIT))
// Define probe switch input pin.
#define PROBE_DDR DDRC
#define PROBE_PIN PINC
#define PROBE_PORT PORTC
#define PROBE_BIT 5 // Uno Analog Pin 5
#define PROBE_MASK (1<<PROBE_BIT)
#ifdef VARIABLE_SPINDLE
// Advanced Configuration Below You should not need to touch these variables
#define PWM_MAX_VALUE 255.0
#define TCCRA_REGISTER TCCR2A
#define TCCRB_REGISTER TCCR2B
#define OCR_REGISTER OCR2A
#define COMB_BIT COM2A1
#define WAVE0_REGISTER WGM20
#define WAVE1_REGISTER WGM21
#define WAVE2_REGISTER WGM22
#define WAVE3_REGISTER WGM23
// NOTE: On the 328p, these must be the same as the SPINDLE_ENABLE settings.
#define SPINDLE_PWM_DDR DDRB
#define SPINDLE_PWM_PORT PORTB
#define SPINDLE_PWM_BIT 3 // Uno Digital Pin 11
#endif // End of VARIABLE_SPINDLE
#endif #endif
@ -156,112 +42,7 @@
#ifdef CPU_MAP_ATMEGA2560 // (Arduino Mega 2560) Working @EliteEng #ifdef CPU_MAP_ATMEGA2560 // (Arduino Mega 2560) Working @EliteEng
// Serial port pins #include "cpu_map_atmega2560.h"
#define SERIAL_RX USART0_RX_vect
#define SERIAL_UDRE USART0_UDRE_vect
// Increase Buffers to make use of extra SRAM
//#define RX_BUFFER_SIZE 256
//#define TX_BUFFER_SIZE 128
//#define BLOCK_BUFFER_SIZE 36
//#define LINE_BUFFER_SIZE 100
// Define step pulse output pins. NOTE: All step bit pins must be on the same port.
#define STEP_DDR DDRA
#define STEP_PORT PORTA
#define STEP_PIN PINA
#define X_STEP_BIT 2 // MEGA2560 Digital Pin 24
#define Y_STEP_BIT 3 // MEGA2560 Digital Pin 25
#define Z_STEP_BIT 4 // MEGA2560 Digital Pin 26
#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
// Define step direction output pins. NOTE: All direction pins must be on the same port.
#define DIRECTION_DDR DDRC
#define DIRECTION_PORT PORTC
#define DIRECTION_PIN PINC
#define X_DIRECTION_BIT 7 // MEGA2560 Digital Pin 30
#define Y_DIRECTION_BIT 6 // MEGA2560 Digital Pin 31
#define Z_DIRECTION_BIT 5 // MEGA2560 Digital Pin 32
#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
// Define stepper driver enable/disable output pin.
#define STEPPERS_DISABLE_DDR DDRB
#define STEPPERS_DISABLE_PORT PORTB
#define STEPPERS_DISABLE_BIT 7 // MEGA2560 Digital Pin 13
#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
// NOTE: All limit bit pins must be on the same port
#define LIMIT_DDR DDRB
#define LIMIT_PORT PORTB
#define LIMIT_PIN PINB
#define X_LIMIT_BIT 4 // MEGA2560 Digital Pin 10
#define Y_LIMIT_BIT 5 // MEGA2560 Digital Pin 11
#define Z_LIMIT_BIT 6 // MEGA2560 Digital Pin 12
#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
#define LIMIT_INT_vect PCINT0_vect
#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
// Define spindle enable and spindle direction output pins.
#define SPINDLE_ENABLE_DDR DDRH
#define SPINDLE_ENABLE_PORT PORTH
#define SPINDLE_ENABLE_BIT 3 // MEGA2560 Digital Pin 6
#define SPINDLE_DIRECTION_DDR DDRE
#define SPINDLE_DIRECTION_PORT PORTE
#define SPINDLE_DIRECTION_BIT 3 // MEGA2560 Digital Pin 5
// Define flood and mist coolant enable output pins.
// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
// a later date if flash and memory space allows.
#define COOLANT_FLOOD_DDR DDRH
#define COOLANT_FLOOD_PORT PORTH
#define COOLANT_FLOOD_BIT 5 // MEGA2560 Digital Pin 8
#ifdef ENABLE_M7 // Mist coolant disabled by default. See config.h to enable/disable.
#define COOLANT_MIST_DDR DDRH
#define COOLANT_MIST_PORT PORTH
#define COOLANT_MIST_BIT 6 // MEGA2560 Digital Pin 9
#endif
// Define user-control CONTROLs (cycle start, reset, feed hold) input pins.
// NOTE: All CONTROLs pins must be on the same port and not on a port with other input pins (limits).
#define CONTROL_DDR DDRK
#define CONTROL_PIN PINK
#define CONTROL_PORT PORTK
#define RESET_BIT 0 // MEGA2560 Analog Pin 8
#define FEED_HOLD_BIT 1 // MEGA2560 Analog Pin 9
#define CYCLE_START_BIT 2 // MEGA2560 Analog Pin 10
#define SAFETY_DOOR_BIT 3 // MEGA2560 Analog Pin 11
#define CONTROL_INT PCIE2 // Pin change interrupt enable pin
#define CONTROL_INT_vect PCINT2_vect
#define CONTROL_PCMSK PCMSK2 // Pin change interrupt register
#define CONTROL_MASK ((1<<RESET_BIT)|(1<<FEED_HOLD_BIT)|(1<<CYCLE_START_BIT)|(1<<SAFETY_DOOR_BIT))
// Define probe switch input pin.
#define PROBE_DDR DDRK
#define PROBE_PIN PINK
#define PROBE_PORT PORTK
#define PROBE_BIT 7 // MEGA2560 Analog Pin 15
#define PROBE_MASK (1<<PROBE_BIT)
// Start of PWM & Stepper Enabled Spindle
#ifdef VARIABLE_SPINDLE
// Advanced Configuration Below You should not need to touch these variables
// Set Timer up to use TIMER4B which is attached to Digital Pin 7
#define PWM_MAX_VALUE 65535.0
#define TCCRA_REGISTER TCCR4A
#define TCCRB_REGISTER TCCR4B
#define OCR_REGISTER OCR4B
#define COMB_BIT COM4B1
#define WAVE0_REGISTER WGM40
#define WAVE1_REGISTER WGM41
#define WAVE2_REGISTER WGM42
#define WAVE3_REGISTER WGM43
#define SPINDLE_PWM_DDR DDRH
#define SPINDLE_PWM_PORT PORTH
#define SPINDLE_PWM_BIT 4 // MEGA2560 Digital Pin 97
#endif // End of VARIABLE_SPINDLE
#endif #endif
@ -269,8 +50,9 @@
/* /*
#ifdef CPU_MAP_CUSTOM_PROC #ifdef CPU_MAP_CUSTOM_PROC
// For a custom pin map or different processor, copy and paste one of the default cpu map // For a custom pin map or different processor, copy and edit ne of the default cpu map
// settings above and modify it to your needs. Then, make sure the defined name is also // files above and modify it to your needs. Then, copy and paste one of the sections above
// and change the #defined name and included file. Make sure the defined name is also
// changed in the config.h file. // changed in the config.h file.
#endif #endif
*/ */

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grbl/cpu_map_atmega2560.h Normal file
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@ -0,0 +1,114 @@
#ifdef GRBL_PLATFORM
#error "cpu_map already defined: GRBL_PLATFORM=" GRBL_PLATFORM
#endif
#define GRBL_PLATFORM "Atmega2560"
// Serial port pins
#define SERIAL_RX USART0_RX_vect
#define SERIAL_UDRE USART0_UDRE_vect
// Increase Buffers to make use of extra SRAM
//#define RX_BUFFER_SIZE 256
//#define TX_BUFFER_SIZE 128
//#define BLOCK_BUFFER_SIZE 36
//#define LINE_BUFFER_SIZE 100
// Define step pulse output pins. NOTE: All step bit pins must be on the same port.
#define STEP_DDR DDRA
#define STEP_PORT PORTA
#define STEP_PIN PINA
#define X_STEP_BIT 2 // MEGA2560 Digital Pin 24
#define Y_STEP_BIT 3 // MEGA2560 Digital Pin 25
#define Z_STEP_BIT 4 // MEGA2560 Digital Pin 26
#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
// Define step direction output pins. NOTE: All direction pins must be on the same port.
#define DIRECTION_DDR DDRC
#define DIRECTION_PORT PORTC
#define DIRECTION_PIN PINC
#define X_DIRECTION_BIT 7 // MEGA2560 Digital Pin 30
#define Y_DIRECTION_BIT 6 // MEGA2560 Digital Pin 31
#define Z_DIRECTION_BIT 5 // MEGA2560 Digital Pin 32
#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
// Define stepper driver enable/disable output pin.
#define STEPPERS_DISABLE_DDR DDRB
#define STEPPERS_DISABLE_PORT PORTB
#define STEPPERS_DISABLE_BIT 7 // MEGA2560 Digital Pin 13
#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
// Define homing/hard limit switch input pins and limit interrupt vectors.
// NOTE: All limit bit pins must be on the same port
#define LIMIT_DDR DDRB
#define LIMIT_PORT PORTB
#define LIMIT_PIN PINB
#define X_LIMIT_BIT 4 // MEGA2560 Digital Pin 10
#define Y_LIMIT_BIT 5 // MEGA2560 Digital Pin 11
#define Z_LIMIT_BIT 6 // MEGA2560 Digital Pin 12
#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
#define LIMIT_INT_vect PCINT0_vect
#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
// Define spindle enable and spindle direction output pins.
#define SPINDLE_ENABLE_DDR DDRH
#define SPINDLE_ENABLE_PORT PORTH
#define SPINDLE_ENABLE_BIT 3 // MEGA2560 Digital Pin 6
#define SPINDLE_DIRECTION_DDR DDRE
#define SPINDLE_DIRECTION_PORT PORTE
#define SPINDLE_DIRECTION_BIT 3 // MEGA2560 Digital Pin 5
// Define flood and mist coolant enable output pins.
// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
// a later date if flash and memory space allows.
#define COOLANT_FLOOD_DDR DDRH
#define COOLANT_FLOOD_PORT PORTH
#define COOLANT_FLOOD_BIT 5 // MEGA2560 Digital Pin 8
#ifdef ENABLE_M7 // Mist coolant disabled by default. See config.h to enable/disable.
#define COOLANT_MIST_DDR DDRH
#define COOLANT_MIST_PORT PORTH
#define COOLANT_MIST_BIT 6 // MEGA2560 Digital Pin 9
#endif
// Define user-control CONTROLs (cycle start, reset, feed hold) input pins.
// NOTE: All CONTROLs pins must be on the same port and not on a port with other input pins (limits).
#define CONTROL_DDR DDRK
#define CONTROL_PIN PINK
#define CONTROL_PORT PORTK
#define RESET_BIT 0 // MEGA2560 Analog Pin 8
#define FEED_HOLD_BIT 1 // MEGA2560 Analog Pin 9
#define CYCLE_START_BIT 2 // MEGA2560 Analog Pin 10
#define SAFETY_DOOR_BIT 3 // MEGA2560 Analog Pin 11
#define CONTROL_INT PCIE2 // Pin change interrupt enable pin
#define CONTROL_INT_vect PCINT2_vect
#define CONTROL_PCMSK PCMSK2 // Pin change interrupt register
#define CONTROL_MASK ((1<<RESET_BIT)|(1<<FEED_HOLD_BIT)|(1<<CYCLE_START_BIT)|(1<<SAFETY_DOOR_BIT))
// Define probe switch input pin.
#define PROBE_DDR DDRK
#define PROBE_PIN PINK
#define PROBE_PORT PORTK
#define PROBE_BIT 7 // MEGA2560 Analog Pin 15
#define PROBE_MASK (1<<PROBE_BIT)
// Start of PWM & Stepper Enabled Spindle
#ifdef VARIABLE_SPINDLE
// Advanced Configuration Below You should not need to touch these variables
// Set Timer up to use TIMER4B which is attached to Digital Pin 7
#define PWM_MAX_VALUE 65535.0
#define TCCRA_REGISTER TCCR4A
#define TCCRB_REGISTER TCCR4B
#define OCR_REGISTER OCR4B
#define COMB_BIT COM4B1
#define WAVE0_REGISTER WGM40
#define WAVE1_REGISTER WGM41
#define WAVE2_REGISTER WGM42
#define WAVE3_REGISTER WGM43
#define SPINDLE_PWM_DDR DDRH
#define SPINDLE_PWM_PORT PORTH
#define SPINDLE_PWM_BIT 4 // MEGA2560 Digital Pin 97
#endif // End of VARIABLE_SPINDLE

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grbl/cpu_map_atmega328p.h Normal file
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#ifdef GRBL_PLATFORM
#error "cpu_map already defined: GRBL_PLATFORM=" GRBL_PLATFORM
#endif
#define GRBL_PLATFORM "Atmega328p"
// Define serial port pins and interrupt vectors.
#define SERIAL_RX USART_RX_vect
#define SERIAL_UDRE USART_UDRE_vect
// Define step pulse output pins. NOTE: All step bit pins must be on the same port.
#define STEP_DDR DDRD
#define STEP_PORT PORTD
#define X_STEP_BIT 2 // Uno Digital Pin 2
#define Y_STEP_BIT 3 // Uno Digital Pin 3
#define Z_STEP_BIT 4 // Uno Digital Pin 4
#define STEP_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
// Define step direction output pins. NOTE: All direction pins must be on the same port.
#define DIRECTION_DDR DDRD
#define DIRECTION_PORT PORTD
#define X_DIRECTION_BIT 5 // Uno Digital Pin 5
#define Y_DIRECTION_BIT 6 // Uno Digital Pin 6
#define Z_DIRECTION_BIT 7 // Uno Digital Pin 7
#define DIRECTION_MASK ((1<<X_DIRECTION_BIT)|(1<<Y_DIRECTION_BIT)|(1<<Z_DIRECTION_BIT)) // All direction bits
// Define stepper driver enable/disable output pin.
#define STEPPERS_DISABLE_DDR DDRB
#define STEPPERS_DISABLE_PORT PORTB
#define STEPPERS_DISABLE_BIT 0 // Uno Digital Pin 8
#define STEPPERS_DISABLE_MASK (1<<STEPPERS_DISABLE_BIT)
// Define homing/hard limit switch input pins and limit interrupt vectors.
// NOTE: All limit bit pins must be on the same port, but not on a port with other input pins (CONTROL).
#define LIMIT_DDR DDRB
#define LIMIT_PIN PINB
#define LIMIT_PORT PORTB
#define X_LIMIT_BIT 1 // Uno Digital Pin 9
#define Y_LIMIT_BIT 2 // Uno Digital Pin 10
#ifdef VARIABLE_SPINDLE // Z Limit pin and spindle enabled swapped to access hardware PWM on Pin 11.
#define Z_LIMIT_BIT 4 // Uno Digital Pin 12
#else
#define Z_LIMIT_BIT 3 // Uno Digital Pin 11
#endif
#define LIMIT_MASK ((1<<X_LIMIT_BIT)|(1<<Y_LIMIT_BIT)|(1<<Z_LIMIT_BIT)) // All limit bits
#define LIMIT_INT PCIE0 // Pin change interrupt enable pin
#define LIMIT_INT_vect PCINT0_vect
#define LIMIT_PCMSK PCMSK0 // Pin change interrupt register
// Define spindle enable and spindle direction output pins.
#define SPINDLE_ENABLE_DDR DDRB
#define SPINDLE_ENABLE_PORT PORTB
// Z Limit pin and spindle PWM/enable pin swapped to access hardware PWM on Pin 11.
#ifdef VARIABLE_SPINDLE
#ifdef USE_SPINDLE_DIR_AS_ENABLE_PIN
// If enabled, spindle direction pin now used as spindle enable, while PWM remains on D11.
#define SPINDLE_ENABLE_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
#else
#define SPINDLE_ENABLE_BIT 3 // Uno Digital Pin 11
#endif
#else
#define SPINDLE_ENABLE_BIT 4 // Uno Digital Pin 12
#endif
#ifndef USE_SPINDLE_DIR_AS_ENABLE_PIN
#define SPINDLE_DIRECTION_DDR DDRB
#define SPINDLE_DIRECTION_PORT PORTB
#define SPINDLE_DIRECTION_BIT 5 // Uno Digital Pin 13 (NOTE: D13 can't be pulled-high input due to LED.)
#endif
// Define flood and mist coolant enable output pins.
// NOTE: Uno analog pins 4 and 5 are reserved for an i2c interface, and may be installed at
// a later date if flash and memory space allows.
#define COOLANT_FLOOD_DDR DDRC
#define COOLANT_FLOOD_PORT PORTC
#define COOLANT_FLOOD_BIT 3 // Uno Analog Pin 3
#ifdef ENABLE_M7 // Mist coolant disabled by default. See config.h to enable/disable.
#define COOLANT_MIST_DDR DDRC
#define COOLANT_MIST_PORT PORTC
#define COOLANT_MIST_BIT 4 // Uno Analog Pin 4
#endif
// Define user-control controls (cycle start, reset, feed hold) input pins.
// NOTE: All CONTROLs pins must be on the same port and not on a port with other input pins (limits).
#define CONTROL_DDR DDRC
#define CONTROL_PIN PINC
#define CONTROL_PORT PORTC
#define RESET_BIT 0 // Uno Analog Pin 0
#define FEED_HOLD_BIT 1 // Uno Analog Pin 1
#define CYCLE_START_BIT 2 // Uno Analog Pin 2
#define SAFETY_DOOR_BIT 1 // Uno Analog Pin 1 NOTE: Safety door is shared with feed hold. Enabled by config define.
#define CONTROL_INT PCIE1 // Pin change interrupt enable pin
#define CONTROL_INT_vect PCINT1_vect
#define CONTROL_PCMSK PCMSK1 // Pin change interrupt register
#define CONTROL_MASK ((1<<RESET_BIT)|(1<<FEED_HOLD_BIT)|(1<<CYCLE_START_BIT)|(1<<SAFETY_DOOR_BIT))
// Define probe switch input pin.
#define PROBE_DDR DDRC
#define PROBE_PIN PINC
#define PROBE_PORT PORTC
#define PROBE_BIT 5 // Uno Analog Pin 5
#define PROBE_MASK (1<<PROBE_BIT)
// Start of PWM & Stepper Enabled Spindle
#ifdef VARIABLE_SPINDLE
// Advanced Configuration Below You should not need to touch these variables
#define PWM_MAX_VALUE 255.0
#define TCCRA_REGISTER TCCR2A
#define TCCRB_REGISTER TCCR2B
#define OCR_REGISTER OCR2A
#define COMB_BIT COM2A1
#define WAVE0_REGISTER WGM20
#define WAVE1_REGISTER WGM21
#define WAVE2_REGISTER WGM22
#define WAVE3_REGISTER WGM23
// NOTE: On the 328p, these must be the same as the SPINDLE_ENABLE settings.
#define SPINDLE_PWM_DDR DDRB
#define SPINDLE_PWM_PORT PORTB
#define SPINDLE_PWM_BIT 3 // Uno Digital Pin 11
#endif // End of VARIABLE_SPINDLE