mayhem-firmware/firmware/application/serializer.cpp

52 lines
1.7 KiB
C++
Raw Permalink Normal View History

/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* This file is part of PortaPack.
*
* 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; either version 2, or (at your option)
* any later version.
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "serializer.hpp"
#include "portapack_persistent_memory.hpp"
using namespace portapack;
namespace serializer {
/* Raw: 00110110100111
* NRZ-L: 00110110100111
* NRZ-M: 00100100111010 (1 = transition)
* NRZ-S: ?0001110010000 (0 = transition)
* RZ: 00 00 10 10 00 10 10 00 10 00 00 10 10 10 (half bits)
* Bi-L: 01 01 10 10 01 10 10 01 10 01 01 10 10 10 (1 = high to low, 0 = low to high)
* Bi-M: 00 11 01 01 00 10 10 11 01 00 11 01 01 01 (1 = mid-bit transition, 0 = invert last level)
* Bi-S: 01 01 00 11 01 00 11 01 00 10 10 11 00 11 (the opposite)
* Diff M.: ...
*/
size_t symbol_count(const serial_format_t& serial_format) {
size_t count;
count = 1 + serial_format.data_bits + serial_format.stop_bits; // Start + data + stop
if (serial_format.parity) count++;
return count;
};
} /* namespace serializer */