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81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
/*
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stm8 - common stm8 include
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Copyright (C) 2011 Pavel Semerad
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This program 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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This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _STM8_INCLUDED
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#define _STM8_INCLUDED
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#include <iostm8s.h>
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/* enabling/disabling interrupts */
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#define sim() _asm("sim")
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#define rim() _asm("rim")
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/* define types sX, uX */
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typedef signed char s8;
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typedef unsigned char u8;
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typedef signed short s16;
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typedef unsigned short u16;
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typedef signed long s32;
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typedef unsigned long u32;
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#define hi8(val) ((u8)((val) >> 8))
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#define lo8(val) ((u8)((val) & 0xff))
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/* macros for setting bit to 0 or 1 */
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#define BSET(addr, pin) \
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addr |= (u8)(1 << pin)
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#define BRES(addr, pin) \
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addr &= (u8)~(1 << pin)
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#define BCHK(addr, pin) \
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(addr & (u8)(1 << pin))
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/* macros for defining I/O pins */
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#define IO_IF(port, pin) \
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BRES(P ## port ## _DDR, pin); \
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BRES(P ## port ## _CR1, pin); \
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BRES(P ## port ## _CR2, pin)
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#define IO_IP(port, pin) \
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BRES(P ## port ## _DDR, pin); \
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BSET(P ## port ## _CR1, pin); \
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BRES(P ## port ## _CR2, pin)
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#define IO_OP(port, pin) \
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BSET(P ## port ## _DDR, pin); \
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BSET(P ## port ## _CR1, pin); \
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BRES(P ## port ## _CR2, pin)
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#define IO_OO(port, pin) \
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BSET(P ## port ## _DDR, pin); \
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BRES(P ## port ## _CR1, pin); \
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BRES(P ## port ## _CR2, pin)
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#define IO_OPF(port, pin) \
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BSET(P ## port ## _DDR, pin); \
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BSET(P ## port ## _CR1, pin); \
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BSET(P ## port ## _CR2, pin)
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#define IO_OOF(port, pin) \
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BSET(P ## port ## _DDR, pin); \
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BRES(P ## port ## _CR1, pin); \
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BSET(P ## port ## _CR2, pin)
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#endif
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