[examples] Add ITM and RTT on NUCLEO-64 board

examples/nucleo_l476rg/itm/main.cpp

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2019, Niklas Hauser
+ *
+ * This file is part of the modm project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+// ----------------------------------------------------------------------------
+
+#include <modm/board.hpp>
+#include <modm/processing.hpp>
+
+using namespace Board;
+
+modm::IODeviceWrapper<Itm, modm::IOBuffer::DiscardIfFull> itm_device;
+modm::IOStream stream(itm_device);
+
+int
+main()
+{
+	Board::initialize();
+	Itm::initialize();
+
+	stream << "Hello from the SWO." << modm::endl;
+	stream << "debug"   << modm::endl;
+	stream << "info"    << modm::endl;
+	stream << "warning" << modm::endl;
+	stream << "error"   << modm::endl;
+
+
+	while (true)
+	{
+		static modm::PeriodicTimer tmr{500ms};
+		if (tmr.execute())
+		{
+			tmr.restart(Button::read() ? 100ms : 500ms);
+			LedGreen::toggle();
+
+			static uint32_t counter{0};
+			stream << "loop: " << counter++ << modm::endl;
+		}
+		Itm::update();
+	}
+
+	return 0;
+}

examples/nucleo_l476rg/itm/project.xml

@@ -0,0 +1,13 @@
+<library>
+  <extends>modm:nucleo-l476rg</extends>
+  <options>
+    <option name="modm:build:build.path">../../../build/nucleo_l476rg/itm</option>
+    <option name="modm:platform:itm:buffer.tx">250</option>
+  </options>
+  <modules>
+    <module>modm:build:scons</module>
+    <module>modm:build:make</module>
+    <module>modm:platform:itm</module>
+    <module>modm:processing:timer</module>
+  </modules>
+</library>

examples/nucleo_l476rg/rtt/main.cpp

@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2021, Niklas Hauser
+ *
+ * This file is part of the modm project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+// ----------------------------------------------------------------------------
+
+#include <modm/board.hpp>
+#include <modm/processing.hpp>
+#include <modm/debug.hpp>
+
+using namespace Board;
+
+Rtt rtt(0);
+modm::IODeviceObjectWrapper< Rtt, modm::IOBuffer::DiscardIfFull > rtt_device(rtt);
+modm::IOStream rtt_stream(rtt_device);
+
+#undef MODM_LOG_LEVEL
+#define MODM_LOG_LEVEL modm::log::INFO
+
+/*
+
+ $ scons rtt
+╭───OpenOCD───> Real Time Transfer
+╰─────RTT────── stm32f303vct6
+Info : STLINK V2J16S0 (API v2) VID:PID 0483:3748
+Info : stm32f3x.cpu: hardware has 6 breakpoints, 4 watchpoints
+Info : rtt: Searching for control block 'SEGGER RTT'
+Info : rtt: Control block found at 0x20000c04
+Info : Listening on port 9090 for rtt connections
+Info
+Warning
+Error
+loop: 0
+loop: 1
+loop: 2
+loop: 3
+loop: 4
+loop: 5
+
+
+Type number 0-9, then press enter to send.
+The LED should blink slower or faster.
+
+Ctrl+D to exit
+
+*/
+
+// ----------------------------------------------------------------------------
+int
+main()
+{
+	Board::initialize();
+
+	rtt_stream << "RTT Demo on Nucleo-64" << modm::endl;
+
+	uint32_t counter(0);
+	modm::PeriodicTimer tmr(100ms);
+
+	char data;
+	while (true)
+	{
+		rtt_stream.get(data);
+		switch(data)
+		{
+			case '0':
+				tmr.restart(1s);
+				break;
+			case '1'...'9':
+				tmr.restart(std::chrono::milliseconds((data - '0') * 100));
+				break;
+		}
+		if (tmr.execute())
+		{
+			LedGreen::toggle();
+
+			rtt_stream << "loop: " << counter++ << modm::endl;
+		}
+	}
+
+	return 0;
+}

examples/nucleo_l476rg/rtt/project.xml

@@ -0,0 +1,13 @@
+<library>
+  <extends>modm:nucleo-l476rg</extends>
+  <options>
+    <option name="modm:build:build.path">../../../build/nucleo_l476rg/rtt</option>
+    <option name="modm:platform:rtt:buffer.rx">16</option>
+  </options>
+  <modules>
+    <module>modm:platform:rtt</module>
+    <module>modm:processing:timer</module>
+    <module>modm:build:scons</module>
+    <module>modm:debug</module>
+  </modules>
+</library>