RTEMS CPU Kit with SuperCore  4.11.3
iotn84.h
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1 /* Copyright (c) 2005, Anatoly Sokolov
2  All rights reserved.
3 
4  Redistribution and use in source and binary forms, with or without
5  modification, are permitted provided that the following conditions are met:
6 
7  * Redistributions of source code must retain the above copyright
8  notice, this list of conditions and the following disclaimer.
9 
10  * Redistributions in binary form must reproduce the above copyright
11  notice, this list of conditions and the following disclaimer in
12  the documentation and/or other materials provided with the
13  distribution.
14 
15  * Neither the name of the copyright holders nor the names of
16  contributors may be used to endorse or promote products derived
17  from this software without specific prior written permission.
18 
19  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  POSSIBILITY OF SUCH DAMAGE. */
30 
31 
32 /* avr/iotn84.h - definitions for ATtiny84 */
33 
34 #ifndef _AVR_IOTN84_H_
35 #define _AVR_IOTN84_H_ 1
36 
37 #include <avr/iotnx4.h>
38 
39 /* Constants */
40 #define SPM_PAGESIZE 64
41 #define RAMEND 0x25F
42 #define XRAMEND RAMEND
43 #define E2END 0x1FF
44 #define E2PAGESIZE 4
45 #define FLASHEND 0x1FFF
46 
47 
48 /* Fuses */
49 #define FUSE_MEMORY_SIZE 3
50 
51 /* Low Fuse Byte */
52 #define FUSE_CKSEL0 (unsigned char)~_BV(0)
53 #define FUSE_CKSEL1 (unsigned char)~_BV(1)
54 #define FUSE_CKSEL2 (unsigned char)~_BV(2)
55 #define FUSE_CKSEL3 (unsigned char)~_BV(3)
56 #define FUSE_SUT0 (unsigned char)~_BV(4)
57 #define FUSE_SUT1 (unsigned char)~_BV(5)
58 #define FUSE_CKOUT (unsigned char)~_BV(6)
59 #define FUSE_CKDIV8 (unsigned char)~_BV(7)
60 #define LFUSE_DEFAULT (FUSE_CKSEL0 & FUSE_CKSEL2 & FUSE_CKSEL3 & FUSE_SUT0 & FUSE_CKDIV8)
61 
62 /* High Fuse Byte */
63 #define FUSE_BODLEVEL0 (unsigned char)~_BV(0)
64 #define FUSE_BODLEVEL1 (unsigned char)~_BV(1)
65 #define FUSE_BODLEVEL2 (unsigned char)~_BV(2)
66 #define FUSE_EESAVE (unsigned char)~_BV(3)
67 #define FUSE_WDTON (unsigned char)~_BV(4)
68 #define FUSE_SPIEN (unsigned char)~_BV(5)
69 #define FUSE_DWEN (unsigned char)~_BV(6)
70 #define FUSE_RSTDISBL (unsigned char)~_BV(7)
71 #define FUSE_HFUSE_DEFAULT (FUSE_SPIEN)
72 
73 /* Extended Fuse Byte */
74 #define FUSE_SELFPRGEN (unsigned char)~_BV(0)
75 #define EFUSE_DEFAULT (0xFF)
76 
77 
78 /* Lock Bits */
79 #define __LOCK_BITS_EXIST
80 
81 
82 /* Signature */
83 #define SIGNATURE_0 0x1E
84 #define SIGNATURE_1 0x93
85 #define SIGNATURE_2 0x0C
86 
87 
88 #endif /* _AVR_IOTN84_H_ */
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