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Diffstat (limited to 'include/avr/iotn44.h')
-rw-r--r-- | include/avr/iotn44.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/include/avr/iotn44.h b/include/avr/iotn44.h new file mode 100644 index 0000000000..5c41ef5484 --- /dev/null +++ b/include/avr/iotn44.h @@ -0,0 +1,101 @@ +/** + * @file avr/iotn44.h + * + * @brief Definitions for ATtiny44 + */ + +/* + * Copyright (c) 2005, Anatoly Sokolov + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * * Neither the name of the copyright holders nor the names of + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + + +#ifndef _AVR_IOTN44_H_ +#define _AVR_IOTN44_H_ 1 + +/** + * @defgroup Avr_iotn44 ATtiny44 Definitions + * + * @ingroup avr + */ +/**@{*/ + +#include <avr/iotnx4.h> + +/* Constants */ +#define SPM_PAGESIZE 64 +#define RAMEND 0x15F +#define XRAMEND RAMEND +#define E2END 0xFF +#define E2PAGESIZE 4 +#define FLASHEND 0xFFF + + +/* Fuses */ +#define FUSE_MEMORY_SIZE 3 + +/* Low Fuse Byte */ +#define FUSE_CKSEL0 (unsigned char)~_BV(0) +#define FUSE_CKSEL1 (unsigned char)~_BV(1) +#define FUSE_CKSEL2 (unsigned char)~_BV(2) +#define FUSE_CKSEL3 (unsigned char)~_BV(3) +#define FUSE_SUT0 (unsigned char)~_BV(4) +#define FUSE_SUT1 (unsigned char)~_BV(5) +#define FUSE_CKOUT (unsigned char)~_BV(6) +#define FUSE_CKDIV8 (unsigned char)~_BV(7) +#define LFUSE_DEFAULT (FUSE_CKSEL0 & FUSE_CKSEL2 & FUSE_CKSEL3 & FUSE_SUT0 & FUSE_CKDIV8) + +/* High Fuse Byte */ +#define FUSE_BODLEVEL0 (unsigned char)~_BV(0) +#define FUSE_BODLEVEL1 (unsigned char)~_BV(1) +#define FUSE_BODLEVEL2 (unsigned char)~_BV(2) +#define FUSE_EESAVE (unsigned char)~_BV(3) +#define FUSE_WDTON (unsigned char)~_BV(4) +#define FUSE_SPIEN (unsigned char)~_BV(5) +#define FUSE_DWEN (unsigned char)~_BV(6) +#define FUSE_RSTDISBL (unsigned char)~_BV(7) +#define HFUSE_DEFAULT (FUSE_SPIEN) + +/* Extended Fuse Byte */ +#define FUSE_SELFPRGEN (unsigned char)~_BV(0) +#define EFUSE_DEFAULT (0xFF) + + +/* Lock Bits */ +#define __LOCK_BITS_EXIST + + +/* Signature */ +#define SIGNATURE_0 0x1E +#define SIGNATURE_1 0x92 +#define SIGNATURE_2 0x07 + +/**@}*/ +#endif /* _AVR_IOTN44_H_ */ |