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/*
* Copyright © 2012 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
/* Generate the data whitening array used by the CC11* radios */
int pn9 = 0x1ff;
void
pn9_step() {
pn9 = (pn9 >> 1) | (((pn9 ^ (pn9 >> 5)) & 1) << 8);
}
int val()
{
int ret = pn9 & 0xff;
for (int i = 0; i < 8; i++)
pn9_step();
return ret;
}
for (int i = 0; i < 128; i++)
printf (" /* %3d */ 0x%02x,\n", i + 1, val());
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