Toshihisa T
RDCM-802 Compass Module
RDCM802.cpp@3:95ffff059a20, 2010-08-06 (annotated)
- Committer:
- tosihisa
- Date:
- Fri Aug 06 06:49:16 2010 +0000
- Revision:
- 3:95ffff059a20
- Parent:
- 2:f472eda658ec
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| tosihisa | 2:f472eda658ec | 1 | /** |
| tosihisa | 2:f472eda658ec | 2 | * @section LICENSE |
| tosihisa | 2:f472eda658ec | 3 | * |
| tosihisa | 2:f472eda658ec | 4 | * This source code is "zlib" license. |
| tosihisa | 2:f472eda658ec | 5 | * Of course, this is not a part of the zlib software. |
| tosihisa | 2:f472eda658ec | 6 | * The license is zlib license. |
| tosihisa | 2:f472eda658ec | 7 | * |
| tosihisa | 3:95ffff059a20 | 8 | * Copyright (C) 2010 tosihisa <tosihisa _at_ netfort.gr.jp> |
| tosihisa | 2:f472eda658ec | 9 | * |
| tosihisa | 2:f472eda658ec | 10 | * This software is provided 'as-is', without any express or implied |
| tosihisa | 2:f472eda658ec | 11 | * warranty. In no event will the authors be held liable for any damages |
| tosihisa | 2:f472eda658ec | 12 | * arising from the use of this software. |
| tosihisa | 2:f472eda658ec | 13 | * |
| tosihisa | 2:f472eda658ec | 14 | * Permission is granted to anyone to use this software for any purpose, |
| tosihisa | 2:f472eda658ec | 15 | * including commercial applications, and to alter it and redistribute it |
| tosihisa | 2:f472eda658ec | 16 | * freely, subject to the following restrictions: |
| tosihisa | 2:f472eda658ec | 17 | * |
| tosihisa | 2:f472eda658ec | 18 | * 1. The origin of this software must not be misrepresented; you must not |
| tosihisa | 2:f472eda658ec | 19 | * claim that you wrote the original software. If you use this software |
| tosihisa | 2:f472eda658ec | 20 | * in a product, an acknowledgment in the product documentation would be |
| tosihisa | 2:f472eda658ec | 21 | * appreciated but is not required. |
| tosihisa | 2:f472eda658ec | 22 | * 2. Altered source versions must be plainly marked as such, and must not be |
| tosihisa | 2:f472eda658ec | 23 | * misrepresented as being the original software. |
| tosihisa | 2:f472eda658ec | 24 | * 3. This notice may not be removed or altered from any source distribution. |
| tosihisa | 2:f472eda658ec | 25 | * |
| tosihisa | 2:f472eda658ec | 26 | * @section DESCRIPTION |
| tosihisa | 2:f472eda658ec | 27 | * |
| tosihisa | 2:f472eda658ec | 28 | */ |
| tosihisa | 0:def4240d9105 | 29 | #include "mbed.h" |
| tosihisa | 0:def4240d9105 | 30 | #include "RDCM802.h" |
| tosihisa | 0:def4240d9105 | 31 | |
| tosihisa | 0:def4240d9105 | 32 | RDCM802::RDCM802( PinName d0, PinName d1 ,PinName d2 ) : _d0(d0) , _d1(d1) , _d2(d2) |
| tosihisa | 0:def4240d9105 | 33 | { |
| tosihisa | 0:def4240d9105 | 34 | } |
| tosihisa | 0:def4240d9105 | 35 | |
| tosihisa | 0:def4240d9105 | 36 | int RDCM802::read() |
| tosihisa | 0:def4240d9105 | 37 | { |
| tosihisa | 0:def4240d9105 | 38 | int retval = 0; |
| tosihisa | 0:def4240d9105 | 39 | retval = (_d2 != 0) ? 0x04 : 0; |
| tosihisa | 0:def4240d9105 | 40 | retval |= (_d1 != 0) ? 0x02 : 0; |
| tosihisa | 0:def4240d9105 | 41 | retval |= (_d0 != 0) ? 0x01 : 0; |
| tosihisa | 0:def4240d9105 | 42 | return retval; |
| tosihisa | 0:def4240d9105 | 43 | } |
| tosihisa | 0:def4240d9105 | 44 | |
| tosihisa | 0:def4240d9105 | 45 | char *RDCM802::toString() |
| tosihisa | 0:def4240d9105 | 46 | { |
| tosihisa | 0:def4240d9105 | 47 | char *retval[8] = { "S ","SW","NE","N ","SE","W ","E ","NW" }; |
| tosihisa | 0:def4240d9105 | 48 | return retval[read()]; |
| tosihisa | 0:def4240d9105 | 49 | } |
| tosihisa | 0:def4240d9105 | 50 |