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rlehrleh
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[board] Add Nucleo-F334R8
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‎README.md

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</tr><tr>
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<td align="center">NUCLEO-F303K8</td>
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<td align="center">NUCLEO-F303RE</td>
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<td align="center">NUCLEO-F334R8</td>
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<td align="center">NUCLEO-F401RE</td>
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<td align="center">NUCLEO-F411RE</td>
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</tr><tr>
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<td align="center">NUCLEO-F411RE</td>
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<td align="center">NUCLEO-F429ZI</td>
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<td align="center">NUCLEO-F446RE</td>
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<td align="center">NUCLEO-F746ZG</td>
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<td align="center">NUCLEO-G071RB</td>
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</tr><tr>
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<td align="center">NUCLEO-G071RB</td>
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<td align="center">NUCLEO-G474RE</td>
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<td align="center">NUCLEO-L152RE</td>
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<td align="center">NUCLEO-L432KC</td>
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<td align="center">NUCLEO-L476RG</td>
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</tr><tr>
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<td align="center">NUCLEO-L476RG</td>
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<td align="center">OLIMEXINO-STM32</td>
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<td align="center">RASPBERRYPI</td>
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<td align="center">SAMD21-MINI</td>
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<td align="center">STM32-F4VE</td>
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</tr><tr>
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<td align="center">STM32-F4VE</td>
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<td align="center">STM32F030F4P6-DEMO</td>
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</tr>
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</table>

‎src/modm/board/nucleo_f334r8/board.hpp

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/*
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* Copyright (c) 2020, Raphael Lehmann
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*
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* This file is part of the modm project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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// ----------------------------------------------------------------------------
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#ifndef MODM_STM32_NUCLEO_F334R8_HPP
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#define MODM_STM32_NUCLEO_F334R8_HPP
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#include <modm/platform.hpp>
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#include <modm/architecture/interface/clock.hpp>
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#include <modm/debug/logger.hpp>
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/// @ingroup modm_board_nucleo_f334r8
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#define MODM_BOARD_HAS_LOGGER
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using namespace modm::platform;
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/// @ingroup modm_board_nucleo_f334r8
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namespace Board
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{
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using namespace modm::literals;
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/// STM32F334R8 running at 64MHz generated from the internal 8MHz clock
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// Dummy clock for devices
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struct SystemClock {
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static constexpr uint32_t Frequency = 64_MHz;
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static constexpr uint32_t Ahb = Frequency;
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static constexpr uint32_t Apb1 = Frequency / 2;
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static constexpr uint32_t Apb2 = Frequency;
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static constexpr uint32_t Adc1 = Apb2;
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static constexpr uint32_t Adc2 = Apb2;
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static constexpr uint32_t Can = Apb1;
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static constexpr uint32_t Spi1 = Apb2;
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// USART1 is on APB2 bus, but default clock is PCLK1
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static constexpr uint32_t Usart1 = Apb1;
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static constexpr uint32_t Usart2 = Apb1;
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static constexpr uint32_t Usart3 = Apb1;
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// I2C1 clock source is HSI per default
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static constexpr uint32_t I2c1 = 8_MHz;
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static constexpr uint32_t Apb1Timer = Apb1 * 2;
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static constexpr uint32_t Apb2Timer = Apb2 * 1;
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static constexpr uint32_t Timer1 = Apb2Timer;
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static constexpr uint32_t Timer2 = Apb1Timer;
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static constexpr uint32_t Timer3 = Apb1Timer;
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static constexpr uint32_t Timer6 = Apb1Timer;
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static constexpr uint32_t Timer7 = Apb1Timer;
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static constexpr uint32_t Timer15 = Apb2Timer;
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static constexpr uint32_t Timer16 = Apb2Timer;
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static constexpr uint32_t Timer17 = Apb2Timer;
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static bool inline
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enable()
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{
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Rcc::enableInternalClock(); // 8MHz
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// 8MHz / 2 * 16 = 64MHz
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const Rcc::PllFactors pllFactors{
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.pllMul = 16,
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.pllPrediv = 2, // fixed (/2) for Hsi
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};
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Rcc::enablePll(Rcc::PllSource::HsiDiv2, pllFactors);
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// set flash latency for 64MHz
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Rcc::setFlashLatency<Frequency>();
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// switch system clock to PLL output
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Rcc::enableSystemClock(Rcc::SystemClockSource::Pll);
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Rcc::setAhbPrescaler(Rcc::AhbPrescaler::Div1);
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// APB1 has max. 36MHz
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Rcc::setApb1Prescaler(Rcc::Apb1Prescaler::Div2);
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Rcc::setApb2Prescaler(Rcc::Apb2Prescaler::Div1);
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// update frequencies for busy-wait delay functions
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Rcc::updateCoreFrequency<Frequency>();
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return true;
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}
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};
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// Arduino Footprint
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#include "nucleo64_arduino.hpp"
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using Button = GpioInverted<GpioInputC13>;
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using LedD13 = D13;
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using Leds = SoftwareGpioPort< LedD13 >;
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namespace stlink
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{
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using Rx = GpioInputA15;
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using Tx = GpioOutputA2;
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using Uart = Usart2;
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}
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using LoggerDevice = modm::IODeviceWrapper< stlink::Uart, modm::IOBuffer::BlockIfFull >;
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inline void
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initialize()
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{
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SystemClock::enable();
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SysTickTimer::initialize<SystemClock>();
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stlink::Uart::connect<stlink::Tx::Tx, stlink::Rx::Rx>();
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stlink::Uart::initialize<SystemClock, 115200_Bd>();
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}
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}
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#endif // MODM_STM32_NUCLEO_F334R8_HPP

‎src/modm/board/nucleo_f334r8/board.xml

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<library>
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<repositories>
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<repository>
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<path>../../../../repo.lb</path>
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</repository>
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</repositories>
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<options>
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<option name="modm:target">stm32f334r8t6</option>
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<option name="modm:platform:uart:2:buffer.tx">2048</option>
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</options>
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<modules>
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<module>modm:board:nucleo-f334r8</module>
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</modules>
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</library>

‎src/modm/board/nucleo_f334r8/module.lb

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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2020, Raphael Lehmann
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#
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# This file is part of the modm project.
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# -----------------------------------------------------------------------------
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def init(module):
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module.name = ":board:nucleo-f334r8"
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module.description = """\
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# NUCLEO-F334R8
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[Nucleo kit for STM32F334R8](https://www.st.com/en/evaluation-tools/nucleo-f334r8.html)
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"""
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def prepare(module, options):
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if not options[":target"].partname.startswith("stm32f334r8t"):
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return False
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module.depends(":platform:core", ":platform:gpio", ":platform:clock", ":platform:uart:2",
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":debug", ":architecture:clock")
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return True
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def build(env):
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env.outbasepath = "modm/src/modm/board"
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env.substitutions = {
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"with_logger": True,
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"with_assert": env.has_module(":architecture:assert")
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}
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env.template("../board.cpp.in", "board.cpp")
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env.copy('.')
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env.copy("../nucleo64_arduino.hpp", "nucleo64_arduino.hpp")
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env.collect(":build:openocd.source", "board/st_nucleo_f3.cfg");

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