1 /* Copyright (c) 2006, 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 /* $Id: iotn461.h 2456 2014-11-19 09:57:29Z saaadhu $ */
32 
33 /* avr/iotn461.h - definitions for ATtiny461 */
34 
35 #ifndef _AVR_IOTN461_H_
36 #define _AVR_IOTN461_H_ 1
37 
38 #include <avr/iotnx61.h>
39 
40 /* Constants */
41 #define SPM_PAGESIZE 64
42 #define RAMSTART     (0x60)
43 #define RAMEND       0x15F
44 #define XRAMEND      RAMEND
45 #define E2END        0xFF
46 #define E2PAGESIZE   4
47 #define FLASHEND     0xFFF
48 
49 
50 /* Fuses */
51 #define FUSE_MEMORY_SIZE 3
52 
53 /* Low Fuse Byte */
54 #define FUSE_CKSEL0      (unsigned char)~_BV(0)
55 #define FUSE_CKSEL1      (unsigned char)~_BV(1)
56 #define FUSE_CKSEL2      (unsigned char)~_BV(2)
57 #define FUSE_CKSEL3      (unsigned char)~_BV(3)
58 #define FUSE_SUT0        (unsigned char)~_BV(4)
59 #define FUSE_SUT1        (unsigned char)~_BV(5)
60 #define FUSE_CKOUT       (unsigned char)~_BV(6)
61 #define FUSE_CKDIV8      (unsigned char)~_BV(7)
62 #define LFUSE_DEFAULT (FUSE_CKSEL0 & FUSE_CKSEL2 & FUSE_CKSEL3 & FUSE_SUT0 & FUSE_CKDIV8)
63 
64 /* High Fuse Byte */
65 #define FUSE_BODLEVEL0   (unsigned char)~_BV(0)
66 #define FUSE_BODLEVEL1   (unsigned char)~_BV(1)
67 #define FUSE_BODLEVEL2   (unsigned char)~_BV(2)
68 #define FUSE_EESAVE      (unsigned char)~_BV(3)
69 #define FUSE_WDTON       (unsigned char)~_BV(4)
70 #define FUSE_SPIEN       (unsigned char)~_BV(5)
71 #define FUSE_DWEN        (unsigned char)~_BV(6)
72 #define FUSE_RSTDISBL    (unsigned char)~_BV(7)
73 #define HFUSE_DEFAULT (FUSE_SPIEN)
74 
75 /* Extended Fuse Byte */
76 #define FUSE_SELFPRGEN   (unsigned char)~_BV(0)
77 #define EFUSE_DEFAULT (0xFF)
78 
79 
80 /* Lock Bits */
81 #define __LOCK_BITS_EXIST
82 
83 
84 /* Signature */
85 #define SIGNATURE_0 0x1E
86 #define SIGNATURE_1 0x92
87 #define SIGNATURE_2 0x08
88 
89 
90 #define SLEEP_MODE_IDLE (0x00<<3)
91 #define SLEEP_MODE_ADC (0x01<<3)
92 #define SLEEP_MODE_PWR_DOWN (0x02<<3)
93 #define SLEEP_MODE_STANDBY (0x03<<3)
94 
95 
96 #endif /* _AVR_IOTN461_H_ */
97