PWM Spindle Control and Invert Spindle & Coolant Pins
PWM Spindle Control and Invert Spindle & Coolant Pins
This commit is contained in:
Rob Brown
134
cpu_map.h
134
cpu_map.h
@ -34,6 +34,9 @@
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#define SERIAL_RX USART_RX_vect
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#define SERIAL_UDRE USART_UDRE_vect
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// Start of PWM & Stepper Enabled Spindle
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// #define VARIABLE_SPINDLE // comment this out to disable PWM & Stepper on the spindle
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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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@ -54,6 +57,20 @@
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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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#ifdef VARIABLE_SPINDLE // Z LImit has been disabled to make room for the Spindle PWM
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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 9
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#define Z_LIMIT_BIT 2 // 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)) // All limit bits
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#else
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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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@ -65,6 +82,12 @@
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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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#endif
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// WARNING if INVERT_SPINDLE is defined the pin will be LOW(Active) on reset of controller until spindle_init() is called.
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// this should only be a very short period of time but will energise the spindle.
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// #define INVERT_SPINDLE // This will INVERT the Spindle LOW=Active
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// END WARNING
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#define SPINDLE_ENABLE_DDR DDRB
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#define SPINDLE_ENABLE_PORT PORTB
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@ -74,6 +97,11 @@
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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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// WARNING if INVERT_COOLANT is defined the pin will be LOW(Active) on reset of controller until coolant_init() is called.
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// this should only be a very short period of time but will energise the coolant pump.
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// #define INVERT_COOLANT // This will INVERT the Coolant LOW=Active
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// END WARNING
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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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@ -99,20 +127,46 @@
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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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#endif
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#ifdef VARIABLE_SPINDLE
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#define SPINDLE_IS_PWM // Uncomment this if your Spindle uses PWM ie. DC Motor
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#ifdef SPINDLE_IS_PWM
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#define SPINDLE_MAX_RPM 255 // Max RPM of your spindle - This value is equal to 100% Duty Cycle on the PWM
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#endif
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// Advanced Configuration Below You should not need to touch these variables
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//Set Timer up to use TIMER4 OCR4B which is attached to Digital Pin 7
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#define TCCRA_REGISTER TCCR2A
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#define TCCRB_REGISTER TCCR2B
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#define OCR_REGISTER OCR2A
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#define COMB_BIT COM2A1
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#define WAVE0_REGISTER WGM20
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#define WAVE1_REGISTER WGM21
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#define WAVE2_REGISTER WGM22
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#define WAVE3_REGISTER WGM23
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#define SPINDLE_PWM_DDR DDRB
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#define SPINDLE_PWM_PORT PORTB
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#define SPINDLE_PWM_BIT 3 // UNO Digital Pin 11
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#endif // End of VARIABLE_SPINDLE
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#endif
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#ifdef CPU_MAP_ATMEGA2560 // (Arduino Mega 2560) Working @EliteEng
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#ifdef CPU_MAP_ATMEGA2560 // (Arduino Mega 2560) Working @EliteEng
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// Serial port pins
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#define SERIAL_RX USART0_RX_vect
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#define SERIAL_UDRE USART0_UDRE_vect
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// Increase Buffers to make use of extra SRAM
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#define RX_BUFFER_SIZE 256
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#define TX_BUFFER_SIZE 128
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#define BLOCK_BUFFER_SIZE 36
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#define LINE_BUFFER_SIZE 100
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//#define RX_BUFFER_SIZE 256
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//#define TX_BUFFER_SIZE 128
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//#define BLOCK_BUFFER_SIZE 36
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//#define LINE_BUFFER_SIZE 100
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// NOTE: All step pins must be on the same port.
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#define STEPPING_DDR DDRA
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@ -121,7 +175,7 @@
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#define X_STEP_BIT 2 // MEGA2560 Digital Pin 24
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#define Y_STEP_BIT 3 // MEGA2560 Digital Pin 25
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#define Z_STEP_BIT 4 // MEGA2560 Digital Pin 26
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#define STEPPING_MASK ((1<<X_STEP_BIT)|(1<<Y_STEP_BIT)|(1<<Z_STEP_BIT)) // All step bits
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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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// NOTE: All direction pins must be on the same port.
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#define DIRECTION_DDR DDRA
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@ -149,23 +203,33 @@
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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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// WARNING if INVERT_SPINDLE is defined the pin will be LOW(Active) on reset of controller until spindle_init() is called.
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// this should only be a very short period of time but will energise the spindle.
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// #define INVERT_SPINDLE // This will INVERT the Spindle LOW=Active
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// END WARNING
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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 SPINDLE_ENABLE_DDR DDRH
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#define SPINDLE_ENABLE_PORT PORTH
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#define SPINDLE_ENABLE_BIT 3 // MEGA2560 Digital Pin 6
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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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#define SPINDLE_DIRECTION_DDR DDRE
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#define SPINDLE_DIRECTION_PORT PORTE
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#define SPINDLE_DIRECTION_BIT 3 // MEGA2560 Digital Pin 5
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// WARNING if INVERT_COOLANT is defined the pin will be LOW(Active) on reset of controller until coolant_init() is called.
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// this should only be a very short period of time but will energise the coolant pump.
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// #define INVERT_COOLANT // This will INVERT the Coolant LOW=Active
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// END WARNING
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#define COOLANT_FLOOD_DDR DDRH
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#define COOLANT_FLOOD_PORT PORTH
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#define COOLANT_FLOOD_BIT 5 // MEGA2560 Digital Pin 8
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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 3 // MEGA2560 Digital Pin 34
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#define COOLANT_MIST_DDR DDRH
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#define COOLANT_MIST_PORT PORTH
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#define COOLANT_MIST_BIT 6 // MEGA2560 Digital Pin 9
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#endif
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// NOTE: All pinouts pins must be on the same port and cannot be on same port as limit pins.
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@ -180,11 +244,41 @@
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#define PINOUT_PCMSK PCMSK2 // 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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#endif
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// Start of PWM & Stepper Enabled Spindle
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// #define VARIABLE_SPINDLE // comment this out to disable PWM & Stepper on the spindle
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#ifdef VARIABLE_SPINDLE
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//#define SPINDLE_IS_STEPPER // Uncomment this if your Spindle is a Stepper Motor
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#define SPINDLE_IS_PWM // Uncomment this if your Spindle uses PWM ie. DC Motor
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#ifdef SPINDLE_IS_PWM
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#define SPINDLE_MAX_RPM 255 // Max RPM of your spindle
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#endif
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// Advanced Configuration Below You should not need to touch these variables
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//Set Timer up to use TIMER4 OCR4B which is attached to Digital Pin 7
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#define TCCRA_REGISTER TCCR2A
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#define TCCRB_REGISTER TCCR2B
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#define OCR_REGISTER OCR2B
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#define COMB_BIT COM2B1
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#define WAVE0_REGISTER WGM20
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#define WAVE1_REGISTER WGM21
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#define WAVE2_REGISTER WGM22
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#define WAVE3_REGISTER WGM23
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#define SPINDLE_PWM_DDR DDRH
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#define SPINDLE_PWM_PORT PORTH
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#define SPINDLE_PWM_BIT 6 // MEGA2560 Digital Pin 9
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#endif // End of VARIABLE_SPINDLE
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#endif
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/*
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#ifdef CPU_MAP_CUSTOM_PROC
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// For a custom pin map or different processor, copy and paste one of the default cpu map
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// settings above and modify it to your needs. Then, make sure the defined name is also
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// changed in the config.h file.
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#endif
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