Git-Mirrors/portapack-mayhem
1
0
Fork 0
mirror of https://github.com/eried/portapack-mayhem.git synced 2025-05-05 00:05:01 -04:00
Code Issues Projects Releases Packages Wiki Activity

Whistle now works

Browse source 
Moved BW widget in txview
String-ized LCR and AFSK message generator
This commit is contained in:
furrtek 2017-04-18 12:55:49 +01:00
parent fbc054ca75
commit d59ee08f41
30 changed files with 312 additions and 215 deletions
Download patch file Download diff file Expand all files Collapse all files

73
firmware/application/protocols/lcr.cpp Normal file
View file

@ -0,0 +1,73 @@
/*
* 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 "lcr.hpp"
#include "string_format.hpp"
//#include "portapack_persistent_memory.hpp"
namespace lcr {
std::string generate_message(std::string rgsb, std::vector<std::string> litterals, size_t option_ec) {
const std::string ec_lut[4] = { "A", "J", "N", "S" }; // Eclairage (Auto, Jour, Nuit)
char eom[3] = { 3, 0, 0 }; // EOM and space for checksum
uint8_t i;
std::string lcr_message { 127, 127, 127, 127, 127, 127, 127, 15 }; // Modem sync and SOM
char checksum = 0;
// Pad litterals to 7 chars (not required ?)
for (auto & litteral : litterals)
while (litteral.length() < 7)
litteral += ' ';
// Compose LCR message
lcr_message += rgsb;
lcr_message += "PA ";
i = 1;
for (auto & litteral : litterals) {
lcr_message += "AM=";
lcr_message += to_string_dec_uint(i, 1);
lcr_message += " AF=\"";
lcr_message += litteral;
lcr_message += "\" CL=0 ";
i++;
}
lcr_message += "EC=";
lcr_message += ec_lut[option_ec];
lcr_message += " SAB=0";
// Checksum
i = 7; // Skip modem sync
while (lcr_message[i])
checksum ^= lcr_message[i++];
checksum ^= eom[0]; // EOM char
checksum &= 0x7F; // Trim
eom[1] = checksum;
lcr_message += eom;
return lcr_message;
}
} /* namespace lcr */