mirror of
https://github.com/eried/portapack-mayhem.git
synced 2025-08-01 11:06:30 -04:00
Started work on ADS-B TX baseband processor
This commit is contained in:
furrtek
parent
596071e8f8
commit
ef0feae62b
15 changed files with 413 additions and 82 deletions
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@ -1,5 +1,6 @@
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/*
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* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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*
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* This file is part of PortaPack.
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*
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@ -143,6 +144,13 @@ void set_pocsag() {
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send_message(&message);
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}
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void set_adsb() {
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const ADSBConfigureMessage message {
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1
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};
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send_message(&message);
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}
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void set_dtmf_data(const uint32_t bw, const uint32_t tone_length, const uint32_t pause_length) {
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const DTMFTXConfigMessage message {
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bw,
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@ -1,5 +1,6 @@
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/*
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* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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*
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* This file is part of PortaPack.
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*
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@ -61,6 +62,7 @@ void set_afsk_data(const uint32_t afsk_samples_per_bit, const uint32_t afsk_phas
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void set_ook_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint8_t repeat,
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const uint32_t pause_symbols);
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void set_pocsag();
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void set_adsb();
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void set_dtmf_data(const uint32_t bw, const uint32_t tone_length, const uint32_t pause_length);
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void run_image(const portapack::spi_flash::image_tag_t image_tag);
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@ -48,13 +48,92 @@ void ADSBTxView::paint(Painter& painter) {
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button_callsign.set_text(callsign);
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}
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void ADSBTxView::generate_frame() {
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void ADSBTxView::generate_frame_pos() {
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uint8_t b, c, s, time_parity, bitn;
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char ch;
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std::string str_debug;
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uint16_t altitude_coded = (38000 + 1000) / 25;
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uint32_t LAT, LON;
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float delta_lat, yz, rlat, delta_lon, xz;
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uint8_t adsb_crc[14]; // Temp buffer
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uint32_t crc_poly = 0x1205FFF;
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LAT = 0;
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adsb_frame[0] = (options_format.selected_index_value() << 3) | 5; // DF and CA
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adsb_frame[1] = 0x48; // ICAO24
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adsb_frame[2] = 0x40;
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adsb_frame[3] = 0xD6;
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adsb_frame[4] = 0x58; // TC, SS and NICsb
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// altitude = (feet + 1000) / 25
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// LAT:
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// index j = floor(59*latcprE-60*latcprO+0.50)
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// latE = DlatE*(mod(j,60)+latcprE)
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// latO = DlatO*(mod(j,59)+latcprO)
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// if latE >= 270 -> latE -= 360
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// if latO >= 270 -> latO -= 360
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//time_parity = 0; // 0~1
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//delta_lat = 90.0 / (60.0 - (time_parity / 4.0));
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//yz = 524288.0 * (mod(lat, delta_lat) / delta_lat); // Round to int !
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//rlat = delta_lat * ((yz / 524288.0) + int(lat / delta_lat));
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//delta_lon = 360.0 / (NL(rlat) - time_parity);
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//xz = 524288.0 * (mod(lon, delta_lon) / delta_lon); // Round to int !
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/*if (time_parity) {
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A = sign(rlat0)[NL(rlat0) - NL(rlat1)];
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}*/
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// int xz and yz, then:
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// xz >>= 2;
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// yz >>= 2;
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// To get 17 bits
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// aaaaaaa Q bbbb
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adsb_frame[5] = ((altitude_coded & 0x7F0) >> 3) | 1;
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adsb_frame[6] = ((altitude_coded & 0x00F) << 4) | (LAT >> 15); // Then 0, even/odd, and the 2 LAT-CPR MSBs
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adsb_frame[11] = 0x00; // Clear CRC
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adsb_frame[12] = 0x00;
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adsb_frame[13] = 0x00;
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// Compute CRC
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memcpy(adsb_crc, adsb_frame, 14);
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for (c = 0; c < 11; c++) {
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for (b = 0; b < 8; b++) {
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if ((adsb_crc[c] << b) & 0x80) {
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for (s = 0; s < 25; s++) {
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bitn = (c * 8) + b + s;
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if ((crc_poly >> s) & 1) adsb_crc[bitn >> 3] ^= (0x80 >> (bitn & 7));
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}
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}
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}
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}
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// Insert CRC in frame
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for (c = 0; c < 3; c++)
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adsb_frame[c + 11] = adsb_crc[c + 11];
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// Convert to binary
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for (c = 0; c < 112; c++)
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adsb_bin[c] = (adsb_frame[c >> 3] >> (7 - (c & 7))) & 1;
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// Display for debug
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str_debug = "";
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for (c = 0; c < 7; c++)
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str_debug += to_string_hex(adsb_frame[c], 2);
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text_frame_a.set(str_debug);
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str_debug = "";
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for (c = 0; c < 7; c++)
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str_debug += to_string_hex(adsb_frame[c + 7], 2);
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text_frame_b.set(str_debug);
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}
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void ADSBTxView::generate_frame_id() {
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uint8_t b, c, s, bitn;
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char ch;
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std::string str_debug;
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std::string callsign_formatted(8, '_');
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uint64_t callsign_coded = 0;
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uint8_t adsb_crc[14]; // Temp buffer
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// 1 00100000 01011111 11111111
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uint32_t crc_poly = 0x1205FFF;
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// Init frame
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@ -91,7 +170,7 @@ void ADSBTxView::generate_frame() {
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adsb_frame[c + 5] = (callsign_coded >> ((5 - c) * 8)) & 0xFF;
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// Compute CRC
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memcpy(adsb_crc, adsb_frames, 14);
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memcpy(adsb_crc, adsb_frame, 14);
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for (c = 0; c < 11; c++) {
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for (b = 0; b < 8; b++) {
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if ((adsb_crc[c] << b) & 0x80) {
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@ -106,18 +185,28 @@ void ADSBTxView::generate_frame() {
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for (c = 0; c < 3; c++)
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adsb_frame[c + 11] = adsb_crc[c + 11];
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// Display as text
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text_message.set(to_string_hex((adsb_frame[11] << 16) + (adsb_frame[12] << 8) + adsb_frame[13], 6));
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//text_message.set(callsign_formatted);
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// Convert to binary
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for (c = 0; c < 112; c++)
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adsb_bin[c] = (adsb_frame[c >> 3] >> (7 - (c & 7))) & 1;
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//ascii_to_ccir(ccir_message);
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// Display for debug
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str_debug = "";
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for (c = 0; c < 7; c++)
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str_debug += to_string_hex(adsb_frame[c], 2);
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text_frame_a.set(str_debug);
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str_debug = "";
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for (c = 0; c < 7; c++)
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str_debug += to_string_hex(adsb_frame[c + 7], 2);
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text_frame_b.set(str_debug);
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text_message.set(callsign_formatted);
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}
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void ADSBTxView::start_tx() {
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transmitter_model.set_tuning_frequency(450000000); // FOR TESTING - DEBUG
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transmitter_model.set_tuning_frequency(452000000); // FOR TESTING - DEBUG
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transmitter_model.set_baseband_configuration({
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.mode = 0,
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.sampling_rate = 1536000U, // CHANGE !
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.sampling_rate = 2000000U, // Good ?
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.decimation_factor = 1,
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});
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transmitter_model.set_rf_amp(true);
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@ -126,23 +215,8 @@ void ADSBTxView::start_tx() {
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transmitter_model.set_baseband_bandwidth(1750000);
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transmitter_model.enable();
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//memcpy(shared_memory.tx_data, adsb_frame, 112);
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//baseband::set_adsb_data(1);
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}
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// ASCII to frequency LUT index
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void ADSBTxView::ascii_to_ccir(char *ascii) {
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uint8_t c;
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for (c = 0; c < 20; c++) {
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if (ascii[c] > '9')
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ascii[c] -= 0x37;
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else
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ascii[c] -= 0x30;
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}
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// EOM code for baseband
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ascii[20] = 0xFF;
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memcpy(shared_memory.tx_data, adsb_bin, 112);
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baseband::set_adsb();
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}
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void ADSBTxView::on_txdone(const int n) {
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@ -163,7 +237,9 @@ void ADSBTxView::on_txdone(const int n) {
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ADSBTxView::ADSBTxView(NavigationView& nav) {
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(void)nav;
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baseband::run_image(portapack::spi_flash::image_tag_xylos);
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baseband::run_image(portapack::spi_flash::image_tag_adsb_tx);
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// http://openflights.org
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add_children({ {
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&text_format,
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@ -172,6 +248,8 @@ ADSBTxView::ADSBTxView(NavigationView& nav) {
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&button_icao,
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&text_callsign,
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&button_callsign,
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&text_frame_a,
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&text_frame_b,
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&progress,
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&text_message,
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&button_transmit
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@ -184,7 +262,7 @@ ADSBTxView::ADSBTxView(NavigationView& nav) {
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options_format.on_change = [this](size_t i, int32_t v) {
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(void)i;
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(void)v;
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generate_frame();
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generate_frame_id();
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};
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button_callsign.on_select = [this, &nav](Button&) {
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textentry(nav, callsign, 9);
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@ -192,15 +270,15 @@ ADSBTxView::ADSBTxView(NavigationView& nav) {
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button_transmit.set_style(&style_val);
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generate_frame();
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generate_frame_id();
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// Single transmit
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button_transmit.on_select = [this,&nav](Button&) {
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button_transmit.on_select = [this, &nav](Button&) {
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if (tx_mode == IDLE) {
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tx_mode = SINGLE;
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button_transmit.set_style(&style_cancel);
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button_transmit.set_text("Wait");
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generate_frame();
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generate_frame_id();
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start_tx();
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}
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};
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@ -55,12 +55,13 @@ private:
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char callsign[9] = "KLM1023 ";
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uint8_t adsb_frame[14]; // 112 bit data block as 14 bytes
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uint8_t adsb_bin[112]; // 112 bit data block
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const char icao_id_lut[65] = "#ABCDEFGHIJKLMNOPQRSTUVWXYZ##### ###############0123456789######";
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void ascii_to_ccir(char *ascii);
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void start_tx();
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void generate_frame();
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void generate_frame_id();
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void generate_frame_pos();
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void on_txdone(const int n);
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const Style style_val {
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@ -111,6 +112,15 @@ private:
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"" // "KOR151 "
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};
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Text text_frame_a {
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{ 4 * 8, 10 * 16, 14 * 8, 16 },
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"-"
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};
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Text text_frame_b {
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{ 4 * 8, 11 * 16, 14 * 8, 16 },
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"-"
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};
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ProgressBar progress {
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{ 5 * 8, 13 * 16, 20 * 8, 16 },
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};
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@ -1,5 +1,6 @@
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/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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*
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* This file is part of PortaPack.
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*
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@ -22,17 +23,11 @@
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#include "ui_jammer.hpp"
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#include "ui_receiver.hpp"
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#include "ch.h"
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#include "evtimer.h"
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//#include "ch.h"
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//#include "evtimer.h"
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#include "baseband_api.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 "string_format.hpp"
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#include "event_m0.hpp"
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#include "hackrf_hal.hpp"
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#include "portapack_shared_memory.hpp"
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#include "portapack_persistent_memory.hpp"
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@ -48,7 +43,7 @@ void JammerView::focus() {
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}
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JammerView::~JammerView() {
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radio::disable();
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transmitter_model.disable();
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baseband::shutdown();
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}
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@ -321,24 +316,26 @@ JammerView::JammerView(NavigationView& nav) {
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jamming = true;
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button_transmit.set_style(&style_cancel);
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button_transmit.set_text("STOP");
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radio::disable();
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/*baseband::set_jammer_data(
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);*/
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//transmitter_model.set_tuning_frequency(433920000); // TODO
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transmitter_model.set_baseband_configuration({
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.mode = 0,
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.sampling_rate = 1536000U,
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.decimation_factor = 1,
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});
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transmitter_model.set_rf_amp(true);
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transmitter_model.set_baseband_bandwidth(1750000);
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transmitter_model.enable();
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}
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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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radio::enable({
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shared_memory.jammer_ranges[0].center,
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1536000, // ?
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2500000, // ?
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rf::Direction::Transmit,
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true,
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static_cast<int8_t>(receiver_model.lna()),
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static_cast<int8_t>(receiver_model.vga()),
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1,
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});
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}
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} /* namespace ui */
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@ -1,5 +1,6 @@
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/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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*
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* This file is part of PortaPack.
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*
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@ -21,15 +22,10 @@
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#include "ui.hpp"
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#include "ui_widget.hpp"
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#include "ui_painter.hpp"
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#include "ui_menu.hpp"
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#include "ui_navigation.hpp"
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#include "ui_font_fixed_8x16.hpp"
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#include "clock_manager.hpp"
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#include "ui_navigation.hpp"
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#include "message.hpp"
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#include "rf_path.hpp"
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#include "max2837.hpp"
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#include "volume.hpp"
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#include "transmitter_model.hpp"
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namespace ui {
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@ -66,7 +62,7 @@ private:
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rf::Frequency max;
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} rangepreset;
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const rangepreset range_presets[9][3] = {
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const rangepreset range_presets[10][3] = {
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// Orange
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{{ true, 935000000, 945000000 }, // GSM 900
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{ true, 1808000000, 1832000000 }, // GSM 1800
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@ -93,14 +89,14 @@ private:
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{ false, 0, 0 }}, // UMTS
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// TODO: TDD UMTS, voir doc Arcep
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// TODO: Wi-FI, BT: 2 400 et 2 483,5 MHz
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// TODO: Wifi, BT: 2 400 et 2 483,5 MHz
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// DECT
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{{ true, 1880000000, 1900000000 }, // BW: 20MHz
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{ false, 0, 0 },
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{ false, 0, 0 }},
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// Optifib, lol
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// PMV AFSK
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{{ true, 162930000, 162970000 }, // BW: 40kHz
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{ false, 0, 0 },
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{ false, 0, 0 }},
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@ -110,6 +106,11 @@ private:
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{ false, 0, 0 },
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{ false, 0, 0 }},
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// Sigfox
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{{ true, 868150000, 868250000 }, // BW: 40kHz (50kHz)
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{ false, 0, 0 },
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{ false, 0, 0 }},
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// GPS L1 & L2
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{{ true, 1575420000 - 50000, 1575420000 + 50000}, // BW: 100kHz
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{ true, 1227600000 - 50000, 1227600000 + 50000 }, // BW: 100kHz
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@ -177,7 +178,7 @@ private:
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};
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OptionsField options_preset {
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{ 10 * 8, 3 * 16 },
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9,
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8,
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{
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{ "Orange ", 0 },
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{ "SFR ", 1 },
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@ -187,7 +188,8 @@ private:
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{ "DECT ", 5 },
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{ "Optifib ", 6 },
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{ "ISM 433 ", 7 },
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{ "GPS ", 8 },
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{ "Sigfox ", 8 },
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{ "GPS ", 9 }
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}
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};
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@ -262,7 +264,7 @@ private:
|
|||
const auto message = static_cast<const RetuneMessage*>(p);
|
||||
this->on_retune(message->freq);
|
||||
}
|
||||
};
|
||||
};
|
||||
};
|
||||
|
||||
} /* namespace ui */
|
||||
|
|
|
|||
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Reference in a new issue