mirror of
https://github.com/taigrr/arduinolibs
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49 lines
1.9 KiB
C
49 lines
1.9 KiB
C
/*
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* Copyright (C) 2012 Southern Storm Software, Pty Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <stdio.h>
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int main(int argc, char *argv[])
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{
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int value;
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printf("static const uint8_t flipBits[256] PROGMEM = {\n");
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for (value = 0; value < 256; ++value) {
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int flipped =
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((value & 0x01) << 7) | ((value & 0x02) << 5) |
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((value & 0x04) << 3) | ((value & 0x08) << 1) |
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((value & 0x10) >> 1) | ((value & 0x20) >> 3) |
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((value & 0x40) >> 5) | ((value & 0x80) >> 7);
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if ((value % 12) == 0)
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printf(" ");
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else
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printf(" ");
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if (value != 255)
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printf("0x%02X,", flipped);
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else
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printf("0x%02X", flipped);
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if ((value % 12) == 11)
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printf("\n");
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}
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printf("\n};\n");
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return 0;
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}
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