LCR in TEDI 1200/2400 AFSK transmit

2026-08-26 01:19:05 +00:00 · 2015-08-28 20:50:42 +02:00
parent 8f815a3b39
commit 0e0261f813
10 changed files with 1071 additions and 2 deletions
@@ -0,0 +1,251 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * 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 "ui_rds.hpp"
+#include "ui_lcr.hpp"
+#include "ui_receiver.hpp"
+
+#include "ch.h"
+
+#include "ff.h"
+#include "hackrf_gpio.hpp"
+#include "portapack.hpp"
+#include "radio.hpp"
+
+#include "hackrf_hal.hpp"
+#include "portapack_shared_memory.hpp"
+
+#include <cstring>
+#include <stdio.h>
+
+using namespace hackrf::one;
+
+namespace ui {
+
+void LCRView::focus() {
+	button_setam_a.focus();
+}
+
+LCRView::~LCRView() {
+	transmitter_model.disable();
+}
+
+char hexify(char in) {
+	if (in > 9) in += 7;
+	return in + 0x30;
+}
+
+void LCRView::paint(Painter& painter) {
+	char eom[3] = { 3, 0, 0 };
+	uint8_t checksum = 0, i;
+	char teststr[16];
+	
+	Point offset = {
+		static_cast<Coord>(120),
+		static_cast<Coord>(32)
+	};
+	
+	painter.draw_string(
+		screen_pos() + offset,
+		style(),
+		rgsb
+	);
+	
+	offset.y += 40;
+	
+	painter.draw_string(
+		screen_pos() + offset,
+		style(),
+		litteral[0]
+	);
+	
+	offset.y += 40;
+	
+	painter.draw_string(
+		screen_pos() + offset,
+		style(),
+		litteral[1]
+	);
+	
+	offset.y += 40;
+	
+	painter.draw_string(
+		screen_pos() + offset,
+		style(),
+		litteral[2]
+	);
+	
+	offset.y += 40;
+	
+	painter.draw_string(
+		screen_pos() + offset,
+		style(),
+		litteral[3]
+	);
+	
+	for (i = 0; i < 4; i++) {
+		while (strlen(litteral[i]) < 7) {
+			strcat(litteral[i], " ");
+		}
+	}
+	
+	// Recreate LCR frame
+	memset(lcrframe, 0, 256);
+	lcrframe[0] = 127;
+	lcrframe[1] = 127;
+	lcrframe[2] = 127;
+	lcrframe[3] = 127;
+	lcrframe[4] = 127;
+	lcrframe[5] = 15;
+	strcat(lcrframe, rgsb);
+	strcat(lcrframe, "PA AM=1 AF=\"");
+	strcat(lcrframe, litteral[0]);
+	strcat(lcrframe, "\" CL=0 AM=2 AF=\"");
+	strcat(lcrframe, litteral[1]);
+	strcat(lcrframe, "\" CL=0 AM=3 AF=\"");
+	strcat(lcrframe, litteral[2]);
+	strcat(lcrframe, "\" CL=0 AM=4 AF=\"");
+	strcat(lcrframe, litteral[3]);
+	strcat(lcrframe, "\" CL=0 EC=A SAB=0");
+	
+	//Checksum
+	i = 5;
+	while (lcrframe[i]) {
+		checksum ^= lcrframe[i];
+		i++;
+	}
+	checksum ^= 3;
+	checksum &= 0x7F;
+	eom[1] = checksum;
+	
+	strcat(lcrframe, eom);
+	
+	teststr[0] = hexify(eom[1] >> 4);
+	teststr[1] = hexify(eom[1] & 15);
+	teststr[2] = 0;
+	offset.x = 220;
+	painter.draw_string(
+		screen_pos() + offset,
+		style(),
+		teststr
+	);
+}
+
+void LCRView::updfreq(rf::Frequency f) {
+	char finalstr[9] = {0};
+	transmitter_model.set_tuning_frequency(f);
+	
+	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);
+}
+
+//TODO: 7 char pad for litterals
+
+LCRView::LCRView(
+	NavigationView& nav,
+	TransmitterModel& transmitter_model
+) : transmitter_model(transmitter_model)
+{
+	transmitter_model.set_modulation(16);
+	transmitter_model.set_tuning_frequency(f);
+	memset(litteral, 0, 4*8);
+	memset(rgsb, 0, 5);
+	
+	rgsb[0] = 'E';
+	rgsb[1] = 'b';
+	rgsb[2] = 'G';
+	rgsb[3] = '0';			// Predef.
+	
+	add_children({ {
+		&button_setrgsb,
+		&button_setam_a,
+		&button_setam_b,
+		&button_setam_c,
+		&button_setam_d,
+		&button_setfreq,
+		&button_setbaud,
+		&button_transmit,
+		&button_exit
+	} });
+	
+	button_setrgsb.on_select = [this,&nav](Button&){
+		auto an_view = new AlphanumView { nav, rgsb, 4 };
+		nav.push(an_view);
+	};
+	button_setfreq.on_select = [this,&nav](Button&){
+		auto new_view = new FrequencyKeypadView { nav, this->transmitter_model.tuning_frequency() };
+		new_view->on_changed = [this](rf::Frequency f) {
+			updfreq(f);
+		};
+		nav.push(new_view);
+	};
+	
+	button_setam_a.on_select = [this,&nav](Button&){
+		auto an_view = new AlphanumView { nav, litteral[0], 7 };
+		nav.push(an_view);
+	};
+	button_setam_b.on_select = [this,&nav](Button&){
+		auto an_view = new AlphanumView { nav, litteral[1], 7 };
+		nav.push(an_view);
+	};
+	button_setam_c.on_select = [this,&nav](Button&){
+		auto an_view = new AlphanumView { nav, litteral[2], 7 };
+		nav.push(an_view);
+	};
+	button_setam_d.on_select = [this,&nav](Button&){
+		auto an_view = new AlphanumView { nav, litteral[3], 7 };
+		nav.push(an_view);
+	};
+	button_setbaud.on_select = [this](Button&){
+		if (baudrate == 1200) {
+			baudrate = 2400;
+			button_setbaud.set_text("2400 bps");
+		} else {
+			baudrate = 1200;
+			button_setbaud.set_text("1200 bps");
+		}
+	};
+	
+	button_transmit.on_select = [this,&transmitter_model](Button&){
+		uint16_t c;
+		if (baudrate == 1200)
+			shared_memory.fskspb = 190;
+		else
+			shared_memory.fskspb = 95;
+
+		for (c = 0; c < 256; c++) {
+			shared_memory.lcrdata[c] = this->lcrframe[c];
+		}
+		transmitter_model.enable();
+	};
+
+	button_exit.on_select = [&nav](Button&){
+		nav.pop();
+	};
+}
+
+} /* namespace ui */