mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-09-21 00:26:12 +00:00
165 lines
3.6 KiB
C++
165 lines
3.6 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ui_rds.hpp"
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#include "ch.h"
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#include "ui_alphanum.hpp"
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#include "ff.h"
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#include "hackrf_gpio.hpp"
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#include "portapack.hpp"
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#include "radio.hpp"
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#include "hackrf_hal.hpp"
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#include "portapack_shared_memory.hpp"
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#include <cstring>
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using namespace portapack;
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namespace ui {
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void RDSView::focus() {
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button_setpsn.focus();
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}
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RDSView::~RDSView() {
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transmitter_model.disable();
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}
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std::string to_string_bin(const uint32_t n, const uint8_t l) {
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char p[32];
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for (uint8_t c = 0; c < l; c++) {
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if ((n<<c) & (1<<l))
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p[c] = '1';
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else
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p[c] = '0';
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}
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p[l] = 0;
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return p;
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}
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uint32_t makeblock(uint32_t blockdata, uint16_t offset) {
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uint16_t CRC = 0;
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uint8_t doinv;
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for (uint8_t i = 0; i < 16; i++) {
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doinv = (((blockdata<<i) & 0x8000)>>15) ^ (CRC>>9);
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if (doinv) CRC ^= 0b0011011100;
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CRC = ((CRC<<1) | doinv) & 0x3FF;
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}
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return (blockdata<<10) | (CRC ^ offset);
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}
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//Make PI
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//Set frequency
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//TA/TP flags
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//Group selection
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//RST SNCF
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//Jammer
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//Microphone troll
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//CTCSS
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void RDSView::paint(Painter& painter) {
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uint8_t c;
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uint32_t group[4][4] = {
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{0b1111100001001001, //PI
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0b0000110011101000, //Address
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0b1111100001001001, //PI
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0b0000000000000000}, //Replaced
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{0b1111100001001001, //PI
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0b0000110011101001, //Address
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0b1111100001001001, //PI
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0b0000000000000000}, //Replaced
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{0b1111100001001001, //PI
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0b0000110011101010, //Address
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0b1111100001001001, //PI
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0b0000000000000000}, //Replaced
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{0b1111100001001001, //PI
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0b0000110011101011, //Address
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0b1111100001001001, //PI
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0b0000000000000000}, //Replaced
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};
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//Insert PSN data in groups
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group[0][3] = (psname[0]<<8) | psname[1];
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group[1][3] = (psname[2]<<8) | psname[3];
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group[2][3] = (psname[4]<<8) | psname[5];
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group[3][3] = (psname[6]<<8) | psname[7];
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//Generate checkbits
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for (c = 0; c < 4; c++) {
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group[c][0] = makeblock(group[c][0], 0b0011111100);
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group[c][1] = makeblock(group[c][1], 0b0110011000);
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group[c][2] = makeblock(group[c][2], 0b1101010000); //C'
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group[c][3] = makeblock(group[c][3], 0b0110110100);
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}
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const Point offset = {
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static_cast<Coord>(64),
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static_cast<Coord>(32)
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};
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const auto text = psname;
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painter.draw_string(
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screen_pos() + offset,
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style(),
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text
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);
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for (c = 0; c < 16; c++) {
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shared_memory.rdsdata[c] = group[c >> 2][c & 3];
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}
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}
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RDSView::RDSView(
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NavigationView& nav
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)
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{
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transmitter_model.set_tuning_frequency(93000000);
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strcpy(psname, "TEST1234");
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add_children({ {
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&text_title,
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&button_setpsn,
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&button_transmit,
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&button_exit
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} });
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button_setpsn.on_select = [this,&nav](Button&){
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auto an_view = new AlphanumView { nav, psname, 8 };
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nav.push(an_view);
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};
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button_transmit.on_select = [&transmitter_model](Button&){
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transmitter_model.enable();
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};
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button_exit.on_select = [&nav](Button&){
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nav.pop();
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};
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}
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} /* namespace ui */
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