[board] add BSP and examples for Nucleo F303RE

.circleci/config.yml

@@ -88,7 +88,7 @@ jobs:
       - run:
           name: Examples STM32F3 Series
           command: |
-            (cd examples && ../tools/scripts/examples_compile.py stm32f3_discovery nucleo_f303k8)
+            (cd examples && ../tools/scripts/examples_compile.py stm32f3_discovery nucleo_f303k8 nucleo_f303re)
       - run:
           name: Examples STM32F7 Series
           command: |

README.md

@@ -137,19 +137,20 @@ documentation.
 </tr><tr>
 <td align="center">NUCLEO-F103RB</td>
 <td align="center">NUCLEO-F303K8</td>
+<td align="center">NUCLEO-F303RE</td>
 <td align="center">NUCLEO-F401RE</td>
-<td align="center">NUCLEO-F411RE</td>
 </tr><tr>
+<td align="center">NUCLEO-F411RE</td>
 <td align="center">NUCLEO-F429ZI</td>
 <td align="center">NUCLEO-F446RE</td>
 <td align="center">NUCLEO-G071RB</td>
-<td align="center">NUCLEO-G474RE</td>
 </tr><tr>
+<td align="center">NUCLEO-G474RE</td>
 <td align="center">NUCLEO-L152RE</td>
 <td align="center">NUCLEO-L432KC</td>
 <td align="center">NUCLEO-L476RG</td>
-<td align="center">OLIMEXINO-STM32</td>
 </tr><tr>
+<td align="center">OLIMEXINO-STM32</td>
 <td align="center">STM32F030F4P6-DEMO</td>
 </tr>
 </table>

examples/nucleo_f303re/blink/main.cpp

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2016-2017, 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>
+
+using namespace Board;
+
+int
+main()
+{
+	Board::initialize();
+	LedD13::setOutput();
+
+	// Use the logging streams to print some messages.
+	// Change MODM_LOG_LEVEL above to enable or disable these messages
+	MODM_LOG_DEBUG   << "debug"   << modm::endl;
+	MODM_LOG_INFO    << "info"    << modm::endl;
+	MODM_LOG_WARNING << "warning" << modm::endl;
+	MODM_LOG_ERROR   << "error"   << modm::endl;
+
+	uint32_t counter(0);
+
+	while (true)
+	{
+		LedD13::toggle();
+		modm::delay_ms(Button::read() ? 100 : 500);
+
+		MODM_LOG_INFO << "loop: " << counter++ << modm::endl;
+	}
+
+	return 0;
+}

examples/nucleo_f303re/blink/project.xml

@@ -0,0 +1,9 @@
+<library>
+  <extends>modm:nucleo-f303re</extends>
+  <options>
+    <option name="modm:build:build.path">../../../build/nucleo_f303re/blink</option>
+  </options>
+  <modules>
+    <module>modm:build:scons</module>
+  </modules>
+</library>

examples/nucleo_f303re/itm/main.cpp

@@ -0,0 +1,52 @@
+/*
+ * 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();
+	LedD13::setOutput();
+
+	// Done by OpenOCD: scons itm fcpu=64000000
+	// Itm::initialize<Board::SystemClock, 500_kHz>();
+	// Itm::connect<GpioB3::Traceswo>();
+
+	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);
+			LedD13::toggle();
+
+			static uint32_t counter{0};
+			stream << "loop: " << counter++ << modm::endl;
+		}
+		Itm::update();
+	}
+
+	return 0;
+}

examples/nucleo_f303re/itm/project.xml

@@ -0,0 +1,12 @@
+<library>
+  <extends>modm:nucleo-f303re</extends>
+  <options>
+    <option name="modm:build:build.path">../../../build/nucleo_f303re/itm</option>
+    <option name="modm:platform:itm:buffer.tx">250</option>
+  </options>
+  <modules>
+    <module>modm:build:scons</module>
+    <module>modm:platform:itm</module>
+    <module>modm:processing:timer</module>
+  </modules>
+</library>

examples/nucleo_f303re/rtos/main.cpp

@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2014, Georgi Grinshpun
+ * Copyright (c) 2014, Sascha Schade
+ * Copyright (c) 2015-2017, 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/rtos.hpp>
+
+using namespace modm::platform;
+using namespace modm::literals;
+
+/**
+ * This example uses four threads to check if task switching works correctly.
+ *
+ * What to expect?
+ * ---------------
+ * - All our LEDs blinking at different rates, about 3 to 4 Hz
+ * - A string at 115200 baud
+ *
+ *  0aA!1bB"2cC#3dD$4eE%5fF&6gG'7hH(8iI9)jJ0*aA1!bB2"cC
+ *
+ * Each thread prints out a sequence
+ *    0123456789
+ *    abcdefghij
+ *    ABCDEFGHIJ
+ *    !"#$%&'()*
+ * respectivly.
+ */
+
+// ----------------------------------------------------------------------------
+template <typename Gpio, int SleepTime>
+class P: modm::rtos::Thread
+{
+	char c;
+	uint8_t i = 0;
+	volatile float a = 10.f;
+public:
+	P(char c): Thread(2,1<<10), c(c) {}
+
+	void run()
+	{
+		Gpio::setOutput();
+		while (true)
+		{
+			sleep(SleepTime * MILLISECONDS);
+
+			Gpio::toggle();
+			{
+				static modm::rtos::Mutex lm;
+				modm::rtos::MutexGuard m(lm);
+				MODM_LOG_INFO << char(i + c);
+			}
+			i = (i+1)%10;
+			a *= 3.141f;
+		}
+	}
+};
+
+P< Board::LedD13, 260      > p1('0');
+P< Board::LedD13, 260 + 10 > p2('a');
+P< Board::LedD13, 260 + 20 > p3('A');
+P< Board::LedD13, 260 + 30 > p4('!');
+
+
+// ----------------------------------------------------------------------------
+int
+main()
+{
+	Board::initialize();
+	modm::rtos::Scheduler::schedule();
+	return 0;
+}

examples/nucleo_f303re/rtos/project.xml

@@ -0,0 +1,11 @@
+<library>
+  <extends>modm:nucleo-f303re</extends>
+  <options>
+    <option name="modm:build:build.path">../../../build/nucleo_f303re/rtos</option>
+  </options>
+  <modules>
+    <module>modm:processing:rtos</module>
+    <module>modm:platform:heap</module>
+    <module>modm:build:scons</module>
+  </modules>
+</library>

src/modm/board/nucleo_f303re/board.hpp

@@ -0,0 +1,119 @@
+/*
+ * Copyright (c) 2016-2018, Niklas Hauser
+ * Copyright (c) 2017, Sascha Schade
+ *
+ * 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/.
+ */
+// ----------------------------------------------------------------------------
+
+#ifndef MODM_STM32_NUCLEO_F303RE_HPP
+#define MODM_STM32_NUCLEO_F303RE_HPP
+
+#include <modm/platform.hpp>
+#include <modm/architecture/interface/clock.hpp>
+#include <modm/debug/logger.hpp>
+/// @ingroup modm_board_nucleo_f303re
+#define MODM_BOARD_HAS_LOGGER
+
+using namespace modm::platform;
+
+/// @ingroup modm_board_nucleo_f303re
+namespace Board
+{
+	using namespace modm::literals;
+
+/// STM32F303RE running at 64MHz generated from the internal 8MHz clock
+// Dummy clock for devices
+struct SystemClock {
+	static constexpr uint32_t Frequency = 64_MHz;
+	static constexpr uint32_t Ahb = Frequency;
+	static constexpr uint32_t Apb1 = Frequency / 2;
+	static constexpr uint32_t Apb2 = Frequency;
+
+	static constexpr uint32_t Adc1   = Apb2;
+	static constexpr uint32_t Adc2   = Apb2;
+
+	static constexpr uint32_t Can    = Apb1;
+
+	static constexpr uint32_t Spi1   = Apb2;
+
+	// USART1 is on APB2 bus, but default clock is PCLK1
+	static constexpr uint32_t Usart1 = Apb1;
+	static constexpr uint32_t Usart2 = Apb1;
+	static constexpr uint32_t Usart3 = Apb1;
+
+	// I2C1 clock source is HSI per default
+	static constexpr uint32_t I2c1   = 8_MHz;
+
+	static constexpr uint32_t Apb1Timer = Apb1 * 2;
+	static constexpr uint32_t Apb2Timer = Apb2 * 1;
+	static constexpr uint32_t Timer1  = Apb2Timer;
+	static constexpr uint32_t Timer2  = Apb1Timer;
+	static constexpr uint32_t Timer3  = Apb1Timer;
+	static constexpr uint32_t Timer6  = Apb1Timer;
+	static constexpr uint32_t Timer7  = Apb1Timer;
+	static constexpr uint32_t Timer15 = Apb2Timer;
+	static constexpr uint32_t Timer16 = Apb2Timer;
+	static constexpr uint32_t Timer17 = Apb2Timer;
+
+	static bool inline
+	enable()
+	{
+		Rcc::enableInternalClock();	// 8MHz
+		// 8MHz / 2 * 16 = 64MHz
+		const Rcc::PllFactors pllFactors{
+			.pllMul = 16,
+			.pllPrediv = 2,
+		};
+		Rcc::enablePll(Rcc::PllSource::InternalClock, pllFactors);
+		// set flash latency for 64MHz
+		Rcc::setFlashLatency<Frequency>();
+		// switch system clock to PLL output
+		Rcc::enableSystemClock(Rcc::SystemClockSource::Pll);
+		Rcc::setAhbPrescaler(Rcc::AhbPrescaler::Div1);
+		// APB1 has max. 36MHz
+		Rcc::setApb1Prescaler(Rcc::Apb1Prescaler::Div2);
+		Rcc::setApb2Prescaler(Rcc::Apb2Prescaler::Div1);
+		// update frequencies for busy-wait delay functions
+		Rcc::updateCoreFrequency<Frequency>();
+
+		return true;
+	}
+};
+
+// Arduino Footprint
+#include "nucleo64_arduino.hpp"
+
+using Button = GpioInverted<GpioInputC13>;
+using LedD13 = D13;
+
+using Leds = SoftwareGpioPort< LedD13 >;
+
+
+namespace stlink
+{
+using Rx = GpioInputA15;
+using Tx = GpioOutputA2;
+using Uart = Usart2;
+}
+
+using LoggerDevice = modm::IODeviceWrapper< stlink::Uart, modm::IOBuffer::BlockIfFull >;
+
+
+inline void
+initialize()
+{
+	SystemClock::enable();
+	SysTickTimer::initialize<SystemClock>();
+
+	stlink::Uart::connect<stlink::Tx::Tx, stlink::Rx::Rx>();
+	stlink::Uart::initialize<SystemClock, 115200_Bd>();
+}
+
+}
+
+#endif	// MODM_STM32_NUCLEO_F303RE_HPP

src/modm/board/nucleo_f303re/board.xml

@@ -0,0 +1,16 @@
+<library>
+  <repositories>
+    <repository>
+      <path>../../../../repo.lb</path>
+    </repository>
+  </repositories>
+
+  <options>
+    <option name="modm:target">stm32f303ret6</option>
+
+    <option name="modm:platform:uart:2:buffer.tx">2048</option>
+  </options>
+  <modules>
+    <module>modm:board:nucleo-f303re</module>
+  </modules>
+</library>