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Manual frequency input in POCSAG RX

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Changed firmware file name
This commit is contained in:
furrtek 2016-08-23 11:27:10 +02:00
parent 02f0271553
commit 0a549c8192
6 changed files with 93 additions and 29 deletions
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98
firmware/application/pocsag_app.cpp
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@ -25,6 +25,7 @@
#include "baseband_api.hpp"
#include "portapack.hpp"
#include "portapack_persistent_memory.hpp"
using namespace portapack;
#include "string_format.hpp"
@ -50,8 +51,8 @@ static std::string signal_rate_str(SignalRate signal_rate) {
} /* namespace pocsag */
void POCSAGLogger::on_packet(const pocsag::POCSAGPacket& packet) {
std::string entry = pocsag::format::signal_rate_str(packet.signal_rate()) + " ";
void POCSAGLogger::on_packet(const pocsag::POCSAGPacket& packet, const uint32_t frequency) {
std::string entry = pocsag::format::signal_rate_str(packet.signal_rate()) + " " + to_string_dec_uint(frequency) + "Hz ";
for (size_t c = 0; c < 16; c++)
entry += to_string_hex(packet[c], 8) + " ";
@ -60,17 +61,35 @@ void POCSAGLogger::on_packet(const pocsag::POCSAGPacket& packet) {
namespace ui {
void POCSAGAppView::update_freq(rf::Frequency f) {
char finalstr[10] = {0};
options_freq.set_selected_index(0);
set_target_frequency(f);
portapack::persistent_memory::set_tuned_frequency(f); // Maybe not ?
auto mhz = to_string_dec_int(f / 1000000, 3);
auto hz100 = to_string_dec_int((f / 100) % 10000, 4, '0');
strcat(finalstr, mhz.c_str());
strcat(finalstr, ".");
strcat(finalstr, hz100.c_str());
this->button_setfreq.set_text(finalstr);
}
POCSAGAppView::POCSAGAppView(NavigationView& nav) {
baseband::run_image(portapack::spi_flash::image_tag_pocsag);
add_children({ {
&rssi,
&channel,
&options_band,
&options_freq,
&button_setfreq,
&field_rf_amp,
&field_lna,
&field_vga,
//&text_debug,
&console
} });
@ -85,10 +104,17 @@ POCSAGAppView::POCSAGAppView(NavigationView& nav) {
1,
});
options_band.on_change = [this](size_t, OptionsField::value_t v) {
options_freq.on_change = [this](size_t, OptionsField::value_t v) {
this->on_band_changed(v);
};
options_band.set_by_value(target_frequency());
options_freq.set_by_value(target_frequency());
button_setfreq.on_select = [this,&nav](Button&) {
auto new_view = nav.push<FrequencyKeypadView>(target_frequency_);
new_view->on_changed = [this](rf::Frequency f) {
update_freq(f);
};
};
logger = std::make_unique<POCSAGLogger>();
if( logger ) {
@ -104,7 +130,7 @@ POCSAGAppView::~POCSAGAppView() {
}
void POCSAGAppView::focus() {
options_band.focus();
options_freq.focus();
}
void POCSAGAppView::set_parent_rect(const Rect new_parent_rect) {
@ -114,18 +140,53 @@ void POCSAGAppView::set_parent_rect(const Rect new_parent_rect) {
void POCSAGAppView::on_packet(const POCSAGPacketMessage * message) {
bool eom = false;
uint32_t codeword;
std::string alphanum_text = "";
std::string output_text = "";
char ascii_char;
if( logger ) {
logger->on_packet(message->packet);
logger->on_packet(message->packet, target_frequency());
}
for (size_t c = 0; c < 16; c++) {
codeword = message->packet[c];
for (size_t i = 0; i < 16; i++) {
codeword = message->packet[i];
if (codeword & 0x80000000) {
// Message
console.writeln("Message !");
ascii_data |= ((codeword >> 11) & 0xFFFFF); // 20 bits
ascii_idx += 20;
// AAAAAAABBBBBBBCCCCCC C
// 20 -> 13 -> 6
// CCCCCC CDDDDDDDEEEEEEEFFFFF FF
// 26 -> 19 -> 12 -> 5
// FFFFF FFGGGGGGGHHHHHHHIIII III
// 25 -> 18 -> 11 -> 4
// IIII IIIJJJJJJJKKKKKKKLLL LLLL
// 24 -> 17 -> 10 -> 3
// LLL LLLLMMMMMMMNNNNNNNOO OOOOO
// 23 -> 16 -> 9 -> 2
// OO OOOOOPPPPPPPQQQQQQQR RRRRRR
// 22 -> 15 -> 8 -> 1
// R RRRRRRSSSSSSSTTTTTTT UUUUUUU
// 21 -> 14 -> 7 -> 0
while (ascii_idx >= 7) {
ascii_idx -= 7;
ascii_char = (ascii_data >> ascii_idx) & 0x7F;
alphanum_text += ascii_char;
}
ascii_data = ascii_data << 20;
// Todo: same code in ui_lcr, make function in string_format !
for(const auto c : alphanum_text) {
if ((c < 32) || (c > 126))
output_text += "[" + to_string_dec_uint(c) + "]";
else
output_text += c;
}
console.writeln(output_text);
} else {
// Address
if (codeword == POCSAG_IDLE) {
@ -137,19 +198,18 @@ void POCSAGAppView::on_packet(const POCSAGPacketMessage * message) {
}
}
if (eom)
console.writeln("Address:" + to_string_hex(address, 6) + " Function:" + to_string_dec_uint(function));
//console.writeln("EOM");
//console.writeln(to_string_hex(message->packet[0], 8) + "/"+ to_string_hex(message->packet[1], 8));
if (eom)
if (eom) {
console.writeln("ADDR:" + to_string_hex(address, 6) + " F:" + to_string_dec_uint(function) + " ");
ascii_idx = 0;
ascii_data = 0;
batch_cnt = 0;
else
} else {
batch_cnt++;
}
}
void POCSAGAppView::on_band_changed(const uint32_t new_band_frequency) {
set_target_frequency(new_band_frequency);
if (new_band_frequency) set_target_frequency(new_band_frequency);
}
void POCSAGAppView::set_target_frequency(const uint32_t new_value) {