9b37637ae6
- Typo in timer def, - Handle 8 bit timers correctly, - Don't skip TOP count in CTC mode - added SREG for atomic bit operations
59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/*
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interrupt.h - replacement for the avr include of the same name to provide
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dummy register variables and macros
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Part of Grbl Simulator
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Copyright (c) 2012 Jens Geisler
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Grbl is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Grbl is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Grbl. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef interrupt_h
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#define interrupt_h
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// macros to turn avr interrupts into regular functions
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//#define TIMER1_COMPA_vect
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#define ISR(a) void interrupt_ ## a ()
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// Stubs of the hardware interrupt functions we are using
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void interrupt_TIMER0_COMPA_vect();
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void interrupt_TIMER1_COMPA_vect();
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void interrupt_TIMER0_OVF_vect();
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void interrupt_SERIAL_UDRE();
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void interrupt_SERIAL_RX();
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void interrupt_LIMIT_INT_vect();
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void interrupt_WDT_vect();
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//pseudo-Interrupt vector table
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typedef void(*isr_fp)(void);
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extern isr_fp compa_vect[6];
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extern isr_fp compb_vect[6];
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extern isr_fp ovf_vect[6];
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extern isr_fp wdt_vect;
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extern isr_fp pc_vect; //pin change
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// enable interrupts now does something in the simulation environment
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#define SEI 0x80
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void sei();
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void cli();
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//simulate timer operation
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void timer_interrupts();
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#endif
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